v3.25.2
CONSOLIDATED SCHEDULE OF INVESTMENTS
6 Months Ended 12 Months Ended
Jun. 30, 2025
USD ($)
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Dec. 31, 2024
USD ($)
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Jun. 30, 2025
EUR (€)
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Dec. 31, 2024
EUR (€)
shares
Jun. 30, 2024
USD ($)
Schedule of Investments [Line Items]          
Amortized Cost $ 335,175,538 $ 297,791,269      
Total Investments $ 340,357,403 $ 300,732,065      
Investment Owned, Net Assets, Percentage 200.02% 185.19% 200.02% 185.19%  
LIABILITIES IN EXCESS OF OTHER ASSETS (Fair Value) $ (170,191,926) $ (138,344,185)      
LIABILITIES IN EXCESS OF OTHER ASSETS (% of Net Assets) (100.02%) (85.19%) (100.02%) (85.19%)  
NET ASSETS (Fair Value) $ 170,165,477 $ 162,387,880     $ 142,632,886
NET ASSET (Percentage) 100.00% 100.00% 100.00% 100.00%  
Total Unfunded Commitments $ 82,747,766 $ 56,936,322      
Qualifying assets as a percent of total assets 93.00% 92.00%      
PBDC SPV          
Schedule of Investments [Line Items]          
Cash held by subsidiary $ 1,952,076        
Investments held by subsidiary at cost basis 76,574,714        
Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost 71,215,277 $ 50,117,721      
Total Investments 73,192,327 51,333,196      
High Tech Industries          
Schedule of Investments [Line Items]          
Amortized Cost 38,485,784 37,580,707      
Total Investments 39,257,580 38,418,760      
Capital Equipment          
Schedule of Investments [Line Items]          
Amortized Cost 32,192,046 26,634,637      
Total Investments 33,038,075 27,544,790      
Healthcare & Pharmaceuticals          
Schedule of Investments [Line Items]          
Amortized Cost 33,940,110 33,078,396      
Total Investments 34,283,132 33,123,393      
Media: Advertising, Printing & Publishing          
Schedule of Investments [Line Items]          
Amortized Cost 25,545,625 19,321,733      
Total Investments 24,928,468 19,051,900      
Consumer Goods: Non-Durable          
Schedule of Investments [Line Items]          
Amortized Cost 18,504,782 19,459,391      
Total Investments 19,892,643 20,424,922      
Media: Diversified & Production          
Schedule of Investments [Line Items]          
Amortized Cost 12,147,371 12,153,794      
Total Investments 12,096,664 12,093,869      
Chemicals, Plastics, & Rubber          
Schedule of Investments [Line Items]          
Amortized Cost 14,267,157 17,043,322      
Total Investments 14,135,812 17,041,973      
Consumer Goods: Durable          
Schedule of Investments [Line Items]          
Amortized Cost 9,598,872 8,562,343      
Total Investments 9,854,897 8,638,156      
Environmental Industries          
Schedule of Investments [Line Items]          
Amortized Cost 8,558,713 9,482,195      
Total Investments 9,040,553 9,782,473      
Energy: Oil & Gas          
Schedule of Investments [Line Items]          
Amortized Cost 8,108,302 7,800,160      
Total Investments 8,468,223 8,232,957      
Construction & Building          
Schedule of Investments [Line Items]          
Amortized Cost 14,603,059 13,290,426      
Total Investments 15,003,370 13,638,879      
Services: Consumer          
Schedule of Investments [Line Items]          
Amortized Cost 19,588,196 19,416,695      
Total Investments 18,559,975 17,380,571      
Retail          
Schedule of Investments [Line Items]          
Amortized Cost 6,184,658 6,293,227      
Total Investments 6,194,858 $ 6,252,832      
Wholesale Sector          
Schedule of Investments [Line Items]          
Amortized Cost 2,182,718        
Total Investments $ 2,179,319        
2X LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028  
Revolver, Unfunded Commitment $ 1,310,335 $ 1,993,987      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment $ 2,828,649 $ 2,828,649      
Delayed Draw Term Loan, Unused Commitment Fee 0.50% 0.50%      
AdCellerant LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 12, 2028 Dec. 12, 2028 Dec. 12, 2028 Dec. 12, 2028  
Revolver, Unfunded Commitment $ 802,995 $ 802,995      
Revolver, Unused Commitment Fee 0.50% 0.50%      
AGT Robotique, Inc.          
Schedule of Investments [Line Items]          
Investment Maturity Date Jun. 22, 2029 Jun. 22, 2029 Jun. 22, 2029 Jun. 22, 2029  
Revolver, Unfunded Commitment $ 1,210,120 $ 1,210,120      
Revolver, Unused Commitment Fee 0.50% 0.50%      
American Refrigeration, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Mar. 31, 2028 Mar. 31, 2028 Mar. 31, 2028 Mar. 31, 2028  
Revolver, Unfunded Commitment $ 1,243,392 $ 1,243,392      
Revolver, Unused Commitment Fee 0.50% 0.50%      
AMII Acquisition, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 04, 2029 Dec. 04, 2029 Dec. 04, 2029 Dec. 04, 2029  
Revolver, Unfunded Commitment $ 556,928 $ 556,928      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Amika OpCo LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jul. 01, 2028 Jul. 01, 2028 Jul. 01, 2028 Jul. 01, 2028  
Revolver, Unfunded Commitment $ 1,477,049 $ 1,477,049      
Revolver, Unused Commitment Fee 0.50% 0.50%      
LOC, unfunded commitment $ 71,794 $ 71,794      
LOC unfunded commitment fee 5.25% 5.25%      
Axis Portable Air, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028  
Revolver, Unfunded Commitment $ 1,344,512 $ 1,344,512      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Bart & Associates, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Aug. 16, 2030 Aug. 16, 2030 Aug. 16, 2030 Aug. 16, 2030  
Revolver, Unfunded Commitment $ 785,847 $ 707,263      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment $ 4,624,972 $ 4,624,972      
Delayed Draw Term Loan, Unused Commitment Fee 1.00% 1.00%      
Carolinas Buyer, Inc.          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 20, 2030 Dec. 20, 2030 Dec. 20, 2030 Dec. 20, 2030  
Revolver, Unfunded Commitment $ 1,119,158 $ 1,119,158      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment $ 1,439,876 $ 1,439,876      
Delayed Draw Term Loan, Unused Commitment Fee 1.00% 1.00%      
Cerebro Buyer, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Mar. 15, 2029 Mar. 15, 2029 Mar. 15, 2029 Mar. 15, 2029  
Revolver, Unfunded Commitment $ 478,771 $ 478,771      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment $ 510,498 $ 510,498      
Delayed Draw Term Loan, Unused Commitment Fee 1.00% 1.00%      
Channel Partners Intermediateco, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027  
Revolver, Unfunded Commitment $ 236,316 $ 144,416      
Revolver, Unused Commitment Fee   0.50%      
Delayed Draw Term Loan, Unused Commitment Fee 0.50%        
COPILOT Provider Support Services, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Nov. 22, 2027 Nov. 22, 2027 Nov. 22, 2027 Nov. 22, 2027  
Revolver, Unfunded Commitment $ 814,067 $ 660,469      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Craftable Intermediate II Inc.          
Schedule of Investments [Line Items]          
Investment Maturity Date Jun. 30, 2028 Jun. 30, 2028 Jun. 30, 2028 Jun. 30, 2028  
Revolver, Unfunded Commitment $ 3,149,231 $ 3,149,231      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Compost 360 Acquisition, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Aug. 02, 2028 Aug. 02, 2028 Aug. 02, 2028 Aug. 02, 2028  
Revolver, Unfunded Commitment $ 1,150,581 $ 408,663      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Curion Holdings, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jul. 29, 2027 Jul. 29, 2027 Jul. 29, 2027 Jul. 29, 2027  
Revolver, Unfunded Commitment $ 452,923 $ 452,923      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Environmental Remedies, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jan. 15, 2030   Jan. 15, 2030    
Revolver, Unfunded Commitment $ 1,383,237        
Revolver, Unused Commitment Fee 0.50%        
Delayed Draw Term Loan, Unfunded Commitment $ 2,330,762        
Delayed Draw Term Loan, Unused Commitment Fee 0.50%        
Equine Network, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date May 22, 2028 May 22, 2028 May 22, 2028 May 22, 2028  
Revolver, Unfunded Commitment $ 105,959 $ 70,639      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Eskola LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 19, 2029 Dec. 19, 2029 Dec. 19, 2029 Dec. 19, 2029  
Delayed Draw Term Loan, Unfunded Commitment $ 2,684,592 $ 2,684,592      
Delayed Draw Term Loan, Unused Commitment Fee 1.00% 1.00%      
evolv Consulting, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 07, 2028 Dec. 07, 2028 Dec. 07, 2028 Dec. 07, 2028  
Revolver, Unfunded Commitment $ 1,250,000 $ 1,250,000      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Exigo, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Mar. 16, 2027 Mar. 16, 2027 Mar. 16, 2027 Mar. 16, 2027  
Revolver, Unfunded Commitment $ 238,210 $ 238,210      
Revolver, Unused Commitment Fee 0.50% 0.50%      
FairWave Holdings, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Apr. 01, 2029 Apr. 01, 2029 Apr. 01, 2029 Apr. 01, 2029  
Revolver, Unfunded Commitment $ 462,652 $ 196,627      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment   $ 395,630      
Delayed Draw Term Loan, Unused Commitment Fee   0.50%      
FiscalNote Boards LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029  
Revolver, Unfunded Commitment $ 158,753 $ 158,753      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment $ 254,005 $ 254,005      
Delayed Draw Term Loan, Unused Commitment Fee 1.00% 1.00%      
GSF Buyer, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Apr. 30, 2031   Apr. 30, 2031    
Revolver, Unfunded Commitment $ 1,341,001        
Revolver, Unused Commitment Fee 0.50%        
Delayed Draw Term Loan, Unfunded Commitment $ 1,119,854        
Delayed Draw Term Loan, Unused Commitment Fee 1.00%        
Florachem Corporation          
Schedule of Investments [Line Items]          
Investment Maturity Date   Apr. 29, 2028   Apr. 29, 2028  
Revolver, Unfunded Commitment   $ 623,985      
Revolver, Unused Commitment Fee   0.50%      
Guidant Corp          
Schedule of Investments [Line Items]          
Investment Maturity Date Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029  
Revolver, Unfunded Commitment $ 486,106 $ 810,176      
Revolver, Unused Commitment Fee 0.50% 0.50%      
HV Watterson Holdings, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026  
Revolver, Unfunded Commitment $ 311 $ 24,902      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Impact Home Services LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date   Apr. 28, 2028   Apr. 28, 2028  
Revolver, Unfunded Commitment   $ 128,780      
Revolver, Unused Commitment Fee   0.50%      
Delayed Draw Term Loan, Unfunded Commitment   $ 869,871      
Delayed Draw Term Loan, Unused Commitment Fee   1.00%      
International Designs Group LLC [Member]          
Schedule of Investments [Line Items]          
Investment Maturity Date Jun. 03, 2030   Jun. 03, 2030    
Revolver, Unfunded Commitment $ 1,486,393        
Revolver, Unused Commitment Fee 0.50%        
Delayed Draw Term Loan, Unfunded Commitment $ 2,324,391        
Delayed Draw Term Loan, Unused Commitment Fee 1.00%        
Inoapps Bidco, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date   Feb. 15, 2027   Feb. 15, 2027  
Revolver, Unfunded Commitment   $ 189,753      
Revolver, Unused Commitment Fee   0.50%      
Identity Theft Guard Solutions, Inc.          
Schedule of Investments [Line Items]          
Investment Maturity Date Feb. 28, 2025   Feb. 28, 2025    
Revolver, Unfunded Commitment $ 1,092,978        
Revolver, Unused Commitment Fee 0.50%        
iNovex Information Systems Incorporated          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 17, 2030 Dec. 17, 2030 Dec. 17, 2030 Dec. 17, 2030  
Revolver, Unfunded Commitment $ 808,259 $ 986,350      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Lightning Intermediate II, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jun. 06, 2027 Jun. 06, 2027 Jun. 06, 2027 Jun. 06, 2027  
Revolver, Unfunded Commitment $ 746,891 $ 746,891      
Revolver, Unused Commitment Fee 0.50% 0.50%      
MacKenzie-Childs Acquisition, Inc.          
Schedule of Investments [Line Items]          
Investment Maturity Date Sep. 02, 2027 Sep. 02, 2027 Sep. 02, 2027 Sep. 02, 2027  
Revolver, Unfunded Commitment $ 512,157 $ 1,536,470      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Madison Logic Holdings, Inc.          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027  
Revolver, Unfunded Commitment $ 204,593 $ 204,593      
Revolver, Unused Commitment Fee 0.50% 0.50%      
MBH Management LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Nov. 15, 2029 Nov. 15, 2029 Nov. 15, 2029 Nov. 15, 2029  
Revolver, Unfunded Commitment $ 772,104 $ 772,104      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment $ 1,337,795 $ 1,337,795      
Delayed Draw Term Loan, Unused Commitment Fee 1.00% 1.00%      
MedLearning Group, LLC.          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027  
Delayed Draw Term Loan, Unfunded Commitment $ 792,284 $ 792,284      
Delayed Draw Term Loan, Unused Commitment Fee 1.00% 1.00%      
Michelli, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 21, 2028 Dec. 21, 2028 Dec. 21, 2028 Dec. 21, 2028  
Revolver, Unfunded Commitment $ 994,641 $ 994,641      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Microbe Formulas LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Apr. 03, 2028 Apr. 03, 2028 Apr. 03, 2028 Apr. 03, 2028  
Revolver, Unfunded Commitment $ 934,990 $ 934,990      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Mobotrex Acquisition, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jun. 07, 2030   Jun. 07, 2030    
Revolver, Unfunded Commitment $ 500,706        
Revolver, Unused Commitment Fee 0.50%        
Delayed Draw Term Loan, Unfunded Commitment $ 2,000,813        
Delayed Draw Term Loan, Unused Commitment Fee 1.00%        
Monarch Behavioral Therapy, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jun. 06, 2030 Jun. 06, 2030 Jun. 06, 2030 Jun. 06, 2030  
Revolver, Unfunded Commitment $ 393,479 $ 534,008      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment $ 134,907 $ 545,250      
Delayed Draw Term Loan, Unused Commitment Fee 1.00% 1.00%      
Morgan Electrical Group Intermediate Holdings, Inc          
Schedule of Investments [Line Items]          
Investment Maturity Date Aug. 03, 2029 Aug. 03, 2029 Aug. 03, 2029 Aug. 03, 2029  
Revolver, Unfunded Commitment $ 717,227 $ 717,227      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment   $ 521,873      
Delayed Draw Term Loan, Unused Commitment Fee   1.00%      
Norplex Micarta Acquisition, Inc.          
Schedule of Investments [Line Items]          
Investment Maturity Date Oct. 31, 2029 Oct. 31, 2029 Oct. 31, 2029 Oct. 31, 2029  
Revolver, Unfunded Commitment $ 1,822,665 $ 1,822,665      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Pacific Shoring Holdings, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jan. 10, 2030   Jan. 10, 2030    
Revolver, Unfunded Commitment $ 2,301,368        
Revolver, Unused Commitment Fee 0.50%        
Pearl Media Holdings, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Aug. 31, 2027 Aug. 31, 2027 Aug. 31, 2027 Aug. 31, 2027  
Revolver, Unfunded Commitment $ 696,773 $ 696,773      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Plus Delta Buyer LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jan. 16, 2031   Jan. 16, 2031    
Revolver, Unfunded Commitment $ 2,561,362        
Revolver, Unused Commitment Fee 0.50%        
Delayed Draw Term Loan, Unfunded Commitment $ 3,279,635        
Delayed Draw Term Loan, Unused Commitment Fee 1.00%        
RIA Advisory Borrower, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Aug. 02, 2027 Aug. 02, 2027 Aug. 02, 2027 Aug. 02, 2027  
Revolver, Unfunded Commitment $ 479,165 $ 504,851      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Said Intermediate, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jun. 13, 2029 Jun. 13, 2029 Jun. 13, 2029 Jun. 13, 2029  
Revolver, Unfunded Commitment $ 909,091 $ 909,091      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Solid Surface Holdco, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jun. 06, 2030   Jun. 06, 2030    
Revolver, Unfunded Commitment $ 1,341,001        
Revolver, Unused Commitment Fee 0.50%        
Delayed Draw Term Loan, Unfunded Commitment $ 2,299,062        
Delayed Draw Term Loan, Unused Commitment Fee 1.00%        
Service Minds Company LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028  
Revolver, Unfunded Commitment $ 64,659 $ 0      
Revolver, Unused Commitment Fee 0.00% 0.00%      
Teckrez, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date   Nov. 30, 2028   Nov. 30, 2028  
Revolver, Unfunded Commitment   $ 293,260      
Revolver, Unused Commitment Fee   1.00%      
Strategus, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Jan. 27, 2031   Jan. 27, 2031    
Revolver, Unfunded Commitment $ 1,361,905        
Revolver, Unused Commitment Fee 0.50%        
Delayed Draw Term Loan, Unfunded Commitment $ 2,325,095        
Delayed Draw Term Loan, Unused Commitment Fee 1.00%        
The Hardenbergh Group, Inc          
Schedule of Investments [Line Items]          
Investment Maturity Date Aug. 06, 2028 Aug. 06, 2028 Aug. 06, 2028 Aug. 06, 2028  
Revolver, Unfunded Commitment $ 1,679,360 $ 1,679,360      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Tilley Distribution Inc          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 31, 2026 Dec. 31, 2026 Dec. 31, 2026 Dec. 31, 2026  
Revolver, Unfunded Commitment $ 857,888 $ 986,571      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Tiger 21, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 30, 2030 Dec. 30, 2030 Dec. 30, 2030 Dec. 30, 2030  
Revolver, Unfunded Commitment $ 1,513,228 $ 1,513,228      
Revolver, Unused Commitment Fee 0.50% 0.50%      
TriplePoint Acquisition Holdings LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date May 31, 2029 May 31, 2029 May 31, 2029 May 31, 2029  
Revolver, Unfunded Commitment $ 589,727 $ 589,727      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment $ 1,061,509 $ 1,061,509      
Delayed Draw Term Loan, Unused Commitment Fee 1.00% 1.00%      
USDTL AcquisitionCo, Inc.          
Schedule of Investments [Line Items]          
Investment Maturity Date Dec. 09, 2030 Dec. 09, 2030 Dec. 09, 2030 Dec. 09, 2030  
Revolver, Unfunded Commitment $ 1,345,968 $ 1,076,774      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment $ 2,635,854 $ 2,635,854      
Delayed Draw Term Loan, Unused Commitment Fee 1.00% 1.00%      
WER Holdings, LLC          
Schedule of Investments [Line Items]          
Investment Maturity Date Apr. 11, 2030 Apr. 11, 2030 Apr. 11, 2030 Apr. 11, 2030  
Revolver, Unfunded Commitment $ 315,027 $ 108,884      
Revolver, Unused Commitment Fee 0.50% 0.50%      
Delayed Draw Term Loan, Unfunded Commitment $ 962,586 $ 209,057      
Delayed Draw Term Loan, Unused Commitment Fee   1.00%      
LOC, unfunded commitment $ 17,137 $ 16,703      
LOC unfunded commitment fee 5.50% 5.50%      
Non-controlled, non-affiliated investments          
Schedule of Investments [Line Items]          
Amortized Cost $ 335,175,538 $ 297,791,269      
Total Investments $ 340,357,403 $ 300,732,065      
Investment Owned, Net Assets, Percentage 200.02% 185.19% 200.02% 185.19%  
Non-controlled, non-affiliated investments | 2X LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,900,342 $ 5,583,228      
Total Investments $ 6,891,127 $ 5,804,955      
Investment Owned, Net Assets, Percentage 4.05% 3.57% 4.05% 3.57%  
Non-controlled, non-affiliated investments | AdCellerant LLC | Media: Advertising, Printing & Publishing          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,986,017 $ 6,004,670      
Total Investments $ 5,914,138 $ 6,013,637      
Investment Owned, Net Assets, Percentage 3.48% 3.70% 3.48% 3.70%  
Non-controlled, non-affiliated investments | AGT Robotique, Inc. | Capital Equipment          
Schedule of Investments [Line Items]          
Amortized Cost $ 8,276,034 $ 8,304,425      
Total Investments $ 8,249,732 $ 8,333,700      
Investment Owned, Net Assets, Percentage 4.85% 5.13% 4.85% 5.13%  
Non-controlled, non-affiliated investments | American Refrigeration, LLC | Capital Equipment          
Schedule of Investments [Line Items]          
Amortized Cost $ 4,150,539 $ 4,166,298      
Total Investments $ 4,266,009 $ 4,273,935      
Investment Owned, Net Assets, Percentage 2.51% 2.63% 2.51% 2.63%  
Non-controlled, non-affiliated investments | AMII Acquisition, LLC | Services: Consumer          
Schedule of Investments [Line Items]          
Amortized Cost $ 3,610,665 $ 3,624,212      
Total Investments $ 3,640,112 $ 3,624,214      
Investment Owned, Net Assets, Percentage 2.14% 2.23% 2.14% 2.23%  
Non-controlled, non-affiliated investments | Arctiq, Inc. | High Tech Industries          
Schedule of Investments [Line Items]          
Amortized Cost $ 11,400,550        
Total Investments $ 11,598,135        
Investment Owned, Net Assets, Percentage 6.82%   6.82%    
Non-controlled, non-affiliated investments | Amika OpCo LLC | Consumer Goods: Non-Durable          
Schedule of Investments [Line Items]          
Amortized Cost $ 8,347,659 $ 8,342,168      
Total Investments $ 9,724,005 $ 9,362,758      
Investment Owned, Net Assets, Percentage 5.71% 5.76% 5.71% 5.76%  
Non-controlled, non-affiliated investments | Axis Portable Air, LLC | Capital Equipment          
Schedule of Investments [Line Items]          
Amortized Cost $ 8,829,055 $ 8,870,299      
Total Investments $ 9,277,908 $ 9,287,842      
Investment Owned, Net Assets, Percentage 5.44% 5.72% 5.44% 5.72%  
Non-controlled, non-affiliated investments | Bart & Associates, LLC | High Tech Industries          
Schedule of Investments [Line Items]          
Amortized Cost $ 3,854,839 $ 3,718,318      
Total Investments $ 3,734,446 $ 3,738,884      
Investment Owned, Net Assets, Percentage 2.20% 2.30% 2.20% 2.30%  
Non-controlled, non-affiliated investments | Baker Manufacturing Company, LLC | Capital Equipment          
Schedule of Investments [Line Items]          
Amortized Cost $ 330,978 $ 330,978      
Total Investments $ 443,202 $ 409,553      
Investment Owned, Net Assets, Percentage 0.26% 0.25% 0.26% 0.25%  
Non-controlled, non-affiliated investments | BLP Buyer, Inc. | Capital Equipment          
Schedule of Investments [Line Items]          
Amortized Cost $ 442,307 $ 442,307      
Total Investments $ 570,431 $ 649,109      
Investment Owned, Net Assets, Percentage 0.34% 0.40% 0.34% 0.40%  
Non-controlled, non-affiliated investments | Carolinas Buyer, Inc. | Beverage & Food          
Schedule of Investments [Line Items]          
Amortized Cost $ 3,311,174 $ 3,307,812      
Total Investments $ 3,343,254 $ 3,307,813      
Investment Owned, Net Assets, Percentage 1.96% 2.04% 1.96% 2.04%  
Non-controlled, non-affiliated investments | Cerebro Buyer, LLC | Healthcare & Pharmaceuticals          
Schedule of Investments [Line Items]          
Amortized Cost $ 2,219,905 $ 2,219,069      
Total Investments $ 2,293,017 $ 2,292,030      
Investment Owned, Net Assets, Percentage 1.34% 1.41% 1.34% 1.41%  
Non-controlled, non-affiliated investments | CF Arch Holdings LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 439,869 $ 496,967      
Total Investments $ 746,670 $ 983,930      
Investment Owned, Net Assets, Percentage 0.44% 0.61% 0.44% 0.61%  
Non-controlled, non-affiliated investments | Channel Partners Intermediateco, LLC | Retail          
Schedule of Investments [Line Items]          
Amortized Cost $ 6,184,658 $ 6,293,227      
Total Investments $ 6,194,858 $ 6,252,832      
Investment Owned, Net Assets, Percentage 3.64% 3.85% 3.64% 3.85%  
Non-controlled, non-affiliated investments | COPILOT Provider Support Services, LLC | Healthcare & Pharmaceuticals          
Schedule of Investments [Line Items]          
Amortized Cost $ 9,820,956 $ 10,003,651      
Total Investments $ 9,837,399 $ 9,883,517      
Investment Owned, Net Assets, Percentage 5.77% 6.09% 5.77% 6.09%  
Non-controlled, non-affiliated investments | Craftable Intermediate II Inc. | High Tech Industries          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,087,114 $ 5,102,049      
Total Investments $ 5,502,844 $ 5,455,853      
Investment Owned, Net Assets, Percentage 3.23% 3.36% 3.23% 3.36%  
Non-controlled, non-affiliated investments | Compost 360 Acquisition, LLC | Environmental Industries          
Schedule of Investments [Line Items]          
Amortized Cost $ 8,382,100 $ 9,139,223      
Total Investments $ 8,033,373 $ 8,927,291      
Investment Owned, Net Assets, Percentage 4.72% 5.49% 4.72% 5.49%  
Non-controlled, non-affiliated investments | Curion Holdings, LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 4,869,361 $ 4,875,299      
Total Investments $ 4,729,687 $ 4,918,225      
Investment Owned, Net Assets, Percentage 2.77% 3.03% 2.77% 3.03%  
Non-controlled, non-affiliated investments | Environmental Remedies, LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 3,362,009        
Total Investments $ 3,351,882        
Investment Owned, Net Assets, Percentage 1.97%   1.97%    
Non-controlled, non-affiliated investments | EHI Buyer, Inc. | Environmental Industries          
Schedule of Investments [Line Items]          
Amortized Cost $ 176,613 $ 342,972      
Total Investments $ 1,007,180 $ 855,182      
Investment Owned, Net Assets, Percentage 0.59% 0.53% 0.59% 0.53%  
Non-controlled, non-affiliated investments | Equine Network, LLC | Hotel, Gaming, & Leisure          
Schedule of Investments [Line Items]          
Amortized Cost $ 3,710,573 $ 3,755,272      
Total Investments $ 3,767,254 $ 3,820,464      
Investment Owned, Net Assets, Percentage 2.23% 2.35% 2.23% 2.35%  
Non-controlled, non-affiliated investments | Eskola LLC | Construction & Building          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,775,774 $ 5,764,854      
Total Investments $ 5,563,781 $ 5,746,055      
Investment Owned, Net Assets, Percentage 3.27% 3.55% 3.27% 3.55%  
Non-controlled, non-affiliated investments | evolv Consulting, LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,269,053 $ 5,285,944      
Total Investments $ 5,334,606 $ 5,322,111      
Investment Owned, Net Assets, Percentage 3.14% 3.29% 3.14% 3.29%  
Non-controlled, non-affiliated investments | Exigo, LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 4,006,488 $ 4,020,529      
Total Investments $ 4,029,128 $ 4,019,295      
Investment Owned, Net Assets, Percentage 2.37% 2.49% 2.37% 2.49%  
Non-controlled, non-affiliated investments | FairWave Holdings, LLC | Beverage & Food          
Schedule of Investments [Line Items]          
Amortized Cost $ 4,804,928 $ 4,058,101      
Total Investments $ 4,933,789 $ 4,101,329      
Investment Owned, Net Assets, Percentage 2.92% 2.52% 2.92% 2.52%  
Non-controlled, non-affiliated investments | FiscalNote Boards LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 1,626,587 $ 1,779,994      
Total Investments $ 1,629,702 $ 1,787,182      
Investment Owned, Net Assets, Percentage 0.98% 1.10% 0.98% 1.10%  
Non-controlled, non-affiliated investments | GSF Buyer, LLC | Beverage & Food          
Schedule of Investments [Line Items]          
Amortized Cost $ 1,793,128        
Total Investments $ 1,793,128        
Investment Owned, Net Assets, Percentage 1.05%   1.05%    
Non-controlled, non-affiliated investments | Florachem Corporation | Chemicals, Plastics, & Rubber          
Schedule of Investments [Line Items]          
Amortized Cost   $ 3,151,879      
Total Investments   $ 3,279,173      
Investment Owned, Net Assets, Percentage   2.04%   2.04%  
Non-controlled, non-affiliated investments | Green Intermediateco II, Inc. | High Tech Industries          
Schedule of Investments [Line Items]          
Amortized Cost   $ 11,447,019      
Total Investments   $ 11,642,958      
Investment Owned, Net Assets, Percentage   7.16%   7.16%  
Non-controlled, non-affiliated investments | Guidant Corp | Energy: Oil & Gas          
Schedule of Investments [Line Items]          
Amortized Cost $ 8,108,302 $ 7,800,160      
Total Investments $ 8,468,223 $ 8,232,957      
Investment Owned, Net Assets, Percentage 4.97% 5.07% 4.97% 5.07%  
Non-controlled, non-affiliated investments | Heartland Business Systems, LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 6,415,314 $ 6,453,254      
Total Investments $ 6,794,892 $ 6,734,750      
Investment Owned, Net Assets, Percentage 3.98% 4.14% 3.98% 4.14%  
Non-controlled, non-affiliated investments | HV Watterson Holdings, LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 9,785,102 $ 9,581,894      
Total Investments $ 9,617,206 $ 9,426,673      
Investment Owned, Net Assets, Percentage 5.64% 5.80% 5.64% 5.80%  
Non-controlled, non-affiliated investments | Husk AcquireCo Inc | Beverage & Food          
Schedule of Investments [Line Items]          
Amortized Cost $ 2,210,786 $ 2,218,881      
Total Investments $ 2,225,021 $ 2,218,881      
Investment Owned, Net Assets, Percentage 1.30% 1.36% 1.30% 1.36%  
Non-controlled, non-affiliated investments | Impact Home Services LLC | Services: Consumer          
Schedule of Investments [Line Items]          
Amortized Cost $ 3,786,979 $ 3,786,511      
Total Investments $ 3,497,131 $ 3,494,696      
Investment Owned, Net Assets, Percentage 2.05% 2.15% 2.05% 2.15%  
Non-controlled, non-affiliated investments | Inoapps Bidco, LLC | High Tech Industries          
Schedule of Investments [Line Items]          
Amortized Cost $ 9,269,716 $ 9,105,932      
Total Investments $ 9,459,152 $ 9,321,494      
Investment Owned, Net Assets, Percentage 5.56% 5.75% 5.56% 5.75%  
Non-controlled, non-affiliated investments | Identity Theft Guard Solutions, Inc. | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 7,305,193        
Total Investments $ 7,482,538        
Investment Owned, Net Assets, Percentage 4.40%   4.40%    
Non-controlled, non-affiliated investments | iNovex Information Systems Incorporated | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 3,901,607 $ 3,737,107      
Total Investments $ 3,890,005 $ 3,731,353      
Investment Owned, Net Assets, Percentage 2.29% 2.30% 2.29% 2.30%  
Non-controlled, non-affiliated investments | International Cybernetics Acquisition, LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 3,132,013        
Total Investments $ 3,132,013        
Investment Owned, Net Assets, Percentage 1.84%   1.84%    
Non-controlled, non-affiliated investments | Luxium Solutions, LLC | High Tech Industries          
Schedule of Investments [Line Items]          
Amortized Cost $ 3,776,954 $ 3,789,661      
Total Investments $ 3,797,020 $ 3,816,376      
Investment Owned, Net Assets, Percentage 2.23% 2.35% 2.23% 2.35%  
Non-controlled, non-affiliated investments | Lightning Intermediate II, LLC | Consumer Goods: Non-Durable          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,293,243 $ 5,882,393      
Total Investments $ 5,281,034 $ 5,797,722      
Investment Owned, Net Assets, Percentage 3.10% 3.57% 3.10% 3.57%  
Non-controlled, non-affiliated investments | MacKenzie-Childs Acquisition, Inc. | Consumer Goods: Durable          
Schedule of Investments [Line Items]          
Amortized Cost $ 9,598,872 $ 8,562,343      
Total Investments $ 9,854,897 $ 8,638,156      
Investment Owned, Net Assets, Percentage 5.79% 5.32% 5.79% 5.32%  
Non-controlled, non-affiliated investments | Madison Logic Holdings, Inc. | Media: Advertising, Printing & Publishing          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,111,657 $ 5,066,029      
Total Investments $ 4,693,439 $ 4,809,025      
Investment Owned, Net Assets, Percentage 2.76% 2.96% 2.76% 2.96%  
Non-controlled, non-affiliated investments | MBH Management LLC | Healthcare & Pharmaceuticals          
Schedule of Investments [Line Items]          
Amortized Cost $ 4,164,671 $ 4,177,673      
Total Investments $ 4,256,074 $ 4,177,673      
Investment Owned, Net Assets, Percentage 2.50% 2.57% 2.50% 2.57%  
Non-controlled, non-affiliated investments | MedLearning Group, LLC. | Healthcare & Pharmaceuticals          
Schedule of Investments [Line Items]          
Amortized Cost $ 3,727,427 $ 3,737,559      
Total Investments $ 3,723,880 $ 3,742,836      
Investment Owned, Net Assets, Percentage 2.18% 2.31% 2.18% 2.31%  
Non-controlled, non-affiliated investments | Michelli, LLC | Capital Equipment          
Schedule of Investments [Line Items]          
Amortized Cost $ 4,504,000 $ 4,520,330      
Total Investments $ 4,516,819 $ 4,590,651      
Investment Owned, Net Assets, Percentage 2.65% 2.83% 2.65% 2.83%  
Non-controlled, non-affiliated investments | Microbe Formulas LLC | Consumer Goods: Non-Durable          
Schedule of Investments [Line Items]          
Amortized Cost $ 4,863,880 $ 5,234,830      
Total Investments $ 4,887,604        
Investment Owned, Net Assets, Percentage 2.88%   2.88%    
NET ASSETS (Fair Value)   $ 5,264,442      
NET ASSET (Percentage)   3.25%   3.25%  
Non-controlled, non-affiliated investments | Mobotrex Acquisition, LLC | Wholesale Sector          
Schedule of Investments [Line Items]          
Amortized Cost $ 2,182,718        
Total Investments $ 2,179,319        
Investment Owned, Net Assets, Percentage 1.28%   1.28%    
Non-controlled, non-affiliated investments | Monarch Behavioral Therapy, LLC | Healthcare & Pharmaceuticals          
Schedule of Investments [Line Items]          
Amortized Cost $ 6,317,360 $ 5,790,917      
Total Investments $ 6,379,777 $ 5,842,825      
Investment Owned, Net Assets, Percentage 3.75%   3.75%    
Net Investment, % of Net Assets   3.60%   3.60%  
Non-controlled, non-affiliated investments | Monitorus Holding, LLC | Media: Diversified & Production          
Schedule of Investments [Line Items]          
Amortized Cost $ 12,147,371 $ 12,153,794      
Total Investments $ 12,096,664 $ 12,093,869      
Investment Owned, Net Assets, Percentage 7.13%   7.13%    
Net Investment, % of Net Assets   7.42%   7.42%  
Non-controlled, non-affiliated investments | Morgan Electrical Group Intermediate Holdings, Inc | Construction & Building          
Schedule of Investments [Line Items]          
Amortized Cost $ 2,895,967 $ 2,941,848      
Total Investments $ 2,830,811 $ 2,933,684      
Investment Owned, Net Assets, Percentage 1.66%   1.66%    
Net Investment, % of Net Assets   1.81%   1.81%  
Non-controlled, non-affiliated investments | Norplex Micarta Acquisition, Inc. | Chemicals, Plastics, & Rubber          
Schedule of Investments [Line Items]          
Amortized Cost $ 6,263,082 $ 6,282,877      
Total Investments $ 6,278,748 $ 6,282,877      
Investment Owned, Net Assets, Percentage 3.69%   3.69%    
Net Investment, % of Net Assets   3.87%   3.87%  
Non-controlled, non-affiliated investments | Onpoint Industrial Services LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 6,765,656 $ 6,769,536      
Total Investments $ 7,048,863 $ 7,064,879      
Investment Owned, Net Assets, Percentage 4.14%   4.14%    
Net Investment, % of Net Assets   4.35%   4.35%  
Non-controlled, non-affiliated investments | Pacific Shoring Holdings, LLC | Capital Equipment          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,659,133        
Total Investments $ 5,713,974        
Investment Owned, Net Assets, Percentage 3.36%   3.36%    
Non-controlled, non-affiliated investments | Pearl Media Holdings, LLC | Media: Advertising, Printing & Publishing          
Schedule of Investments [Line Items]          
Amortized Cost $ 2,289,618 $ 2,297,002      
Total Investments $ 2,254,638 $ 2,301,349      
Investment Owned, Net Assets, Percentage 1.33%   1.33%    
Net Investment, % of Net Assets   1.41%   1.41%  
Non-controlled, non-affiliated investments | Plus Delta Buyer LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 4,148,974        
Total Investments $ 4,177,864        
Investment Owned, Net Assets, Percentage 2.45%   2.45%    
Non-controlled, non-affiliated investments | Red's All Natural, LLC | Beverage & Food          
Schedule of Investments [Line Items]          
Amortized Cost $ 4,222,279 $ 4,216,456      
Total Investments $ 4,169,061 $ 4,324,907      
Investment Owned, Net Assets, Percentage 2.45%   2.45%    
Net Investment, % of Net Assets   2.67%   2.67%  
Non-controlled, non-affiliated investments | RIA Advisory Borrower, LLC | High Tech Industries          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,096,611 $ 4,417,728      
Total Investments $ 5,165,983 $ 4,443,195      
Investment Owned, Net Assets, Percentage 3.04% 2.74% 3.04% 2.74%  
Non-controlled, non-affiliated investments | Said Intermediate, LLC | Media: Advertising, Printing & Publishing          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,932,730 $ 5,954,032      
Total Investments $ 5,825,790 $ 5,927,889      
Investment Owned, Net Assets, Percentage 3.42% 3.65% 3.42% 3.65%  
Non-controlled, non-affiliated investments | Solid Surface Holdco, LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 2,415,959        
Total Investments $ 2,415,959        
Investment Owned, Net Assets, Percentage 1.42%   1.42%    
Non-controlled, non-affiliated investments | Service Minds Company LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,348,727        
Total Investments $ 4,416,245        
Investment Owned, Net Assets, Percentage 2.60%   2.60%    
Non-controlled, non-affiliated investments | Service Minds Company LLC | Services: Consumer          
Schedule of Investments [Line Items]          
Amortized Cost   $ 5,139,985      
Total Investments   $ 3,395,674      
Investment Owned, Net Assets, Percentage   2.09%   2.09%  
Non-controlled, non-affiliated investments | Teckrez, LLC | Chemicals, Plastics, & Rubber          
Schedule of Investments [Line Items]          
Amortized Cost $ 2,335,340 $ 2,048,371      
Total Investments $ 2,358,239 $ 2,076,775      
Investment Owned, Net Assets, Percentage 1.39% 1.28% 1.39% 1.28%  
Non-controlled, non-affiliated investments | Strategus, LLC | Media: Advertising, Printing & Publishing          
Schedule of Investments [Line Items]          
Amortized Cost $ 6,225,603        
Total Investments $ 6,240,463        
Investment Owned, Net Assets, Percentage 3.67%   3.67%    
Non-controlled, non-affiliated investments | The Hardenbergh Group, Inc | Healthcare & Pharmaceuticals          
Schedule of Investments [Line Items]          
Amortized Cost $ 6,070,297 $ 5,255,092      
Total Investments $ 6,141,324 $ 5,295,406      
Investment Owned, Net Assets, Percentage 3.61% 3.25% 3.61% 3.25%  
Non-controlled, non-affiliated investments | Tilley Distribution Inc | Chemicals, Plastics, & Rubber          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,668,735 $ 5,560,195      
Total Investments $ 5,498,825 $ 5,403,148      
Investment Owned, Net Assets, Percentage 3.23% 3.33% 3.23% 3.33%  
Non-controlled, non-affiliated investments | Tiger 21, LLC | Services: Consumer          
Schedule of Investments [Line Items]          
Amortized Cost $ 6,841,825 $ 6,865,987      
Total Investments $ 7,006,487 $ 6,865,987      
Investment Owned, Net Assets, Percentage 4.11% 4.23% 4.11% 4.23%  
Non-controlled, non-affiliated investments | TriplePoint Acquisition Holdings LLC | Construction & Building          
Schedule of Investments [Line Items]          
Amortized Cost $ 5,931,318 $ 4,583,724      
Total Investments $ 6,608,778 $ 4,959,140      
Investment Owned, Net Assets, Percentage 3.88% 3.05% 3.88% 3.05%  
Non-controlled, non-affiliated investments | USDTL AcquisitionCo, Inc. | Healthcare & Pharmaceuticals          
Schedule of Investments [Line Items]          
Amortized Cost $ 1,619,494 $ 1,894,435      
Total Investments $ 1,651,661 $ 1,889,106      
Investment Owned, Net Assets, Percentage 0.97% 1.16% 0.97% 1.16%  
Non-controlled, non-affiliated investments | WER Holdings, LLC | Services: Business          
Schedule of Investments [Line Items]          
Amortized Cost $ 1,871,750 $ 1,533,969      
Total Investments $ 1,920,185 $ 1,539,843      
Investment Owned, Net Assets, Percentage 1.13% 0.95% 1.13% 0.95%  
Investment, Identifier [Axis]: 2X LLC Investors LP Calss A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] 2X LLC 2X LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Services: Business spcbdc:BusinessSectorMember Services: Business spcbdc:BusinessSectorMember  
Investment, Investment Date Jun. 05, 2023 Jun. 05, 2023      
Investment Owned, Balance, Shares | shares 37,483 50,361 37,483 50,361  
Amortized Cost $ 151,137 $ 503,611      
Total Investments $ 1,096,164 $ 665,727      
Investment Owned, Net Assets, Percentage 0.64% 0.41% 0.64% 0.41%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: 2X LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] 2X LLC 2X LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business spcbdc:BusinessSectorMember Services: Business spcbdc:BusinessSectorMember  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.30% 9.33% 9.30% 9.33%  
Investment, Investment Date Jun. 05, 2023 Jun. 05, 2023      
Investment Maturity Date Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028  
Investment Owned, Balance, Principal Amount $ 968,508 $ 284,855      
Amortized Cost 968,508 284,855      
Total Investments $ 963,665 $ 283,431      
Investment Owned, Net Assets, Percentage 0.57% 0.17% 0.57% 0.17%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: 2X LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] 2X LLC 2X LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business spcbdc:BusinessSectorMember Services: Business spcbdc:BusinessSectorMember  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.30% 9.33% 9.30% 9.33%  
Investment, Investment Date Jun. 05, 2023 Jun. 05, 2023      
Investment Maturity Date Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028  
Investment Owned, Balance, Principal Amount $ 1,772,363 $ 1,781,383      
Amortized Cost 1,742,931 1,747,854      
Total Investments $ 1,763,501 $ 1,772,476      
Investment Owned, Net Assets, Percentage 1.04% 1.09% 1.04% 1.09%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: 2X LLC Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] 2X LLC 2X LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business spcbdc:BusinessSectorMember Services: Business spcbdc:BusinessSectorMember  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.30% 9.33% 9.30% 9.33%  
Investment, Investment Date Oct. 31, 2023 Oct. 31, 2023      
Investment Maturity Date Jun. 05, 2028 May 06, 2028 Jun. 05, 2028 May 06, 2028  
Investment Owned, Balance, Principal Amount $ 466,722        
Investment Owned, Balance, Shares | shares   469,097   469,097  
Amortized Cost 458,465 $ 459,693      
Total Investments $ 464,388 $ 466,752      
Investment Owned, Net Assets, Percentage 0.27% 0.29% 0.27% 0.29%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: 2X LLC Term Loan Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] 2X LLC 2X LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business spcbdc:BusinessSectorMember Services: Business spcbdc:BusinessSectorMember  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.30% 9.33% 9.30% 9.33%  
Investment, Investment Date Dec. 02, 2024 Dec. 02, 2024      
Investment Maturity Date Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028  
Investment Owned, Balance, Principal Amount $ 1,745,737 $ 1,754,531      
Amortized Cost 1,723,203 1,728,724      
Total Investments $ 1,737,008 $ 1,745,758      
Investment Owned, Net Assets, Percentage 102.00% 1.08% 102.00% 1.08%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: 2X LLC, Term Loan (PBDC SPV) One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] 2X LLC 2X LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business spcbdc:BusinessSectorMember Services: Business spcbdc:BusinessSectorMember  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.30% 9.33% 9.30% 9.33%  
Investment, Investment Date Jun. 05, 2023 Jun. 05, 2023      
Investment Maturity Date Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028  
Investment Owned, Balance, Principal Amount $ 689,252 $ 692,760      
Amortized Cost 677,806 679,721      
Total Investments $ 685,806 $ 689,296      
Investment Owned, Net Assets, Percentage 0.40% 0.42% 0.40% 0.42%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: 2X LLC, Term Loan (PBDC SPV) Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] 2X LLC 2X LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business spcbdc:BusinessSectorMember Services: Business spcbdc:BusinessSectorMember  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.30% 9.33% 9.30% 9.33%  
Investment, Investment Date Oct. 31, 2023 Oct. 31, 2023      
Investment Maturity Date Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028 Jun. 05, 2028  
Investment Owned, Balance, Principal Amount $ 181,503 $ 182,427      
Amortized Cost 178,292 178,770      
Total Investments $ 180,595 $ 181,515      
Investment Owned, Net Assets, Percentage 0.11% 0.11% 0.11% 0.11%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: AGT Robotique Inc. Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] AGT Robotique, Inc. AGT Robotique, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 7.50% 5.25% 7.50% 5.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 11.80% 9.58% 11.80% 9.58%  
Investment, Investment Date Jun. 24, 2024 Jun. 24, 2024      
Investment Maturity Date Jun. 22, 2029 Jun. 22, 2029 Jun. 22, 2029 Jun. 22, 2029  
Investment Owned, Balance, Principal Amount $ 5,135,037 $ 5,160,972      
Amortized Cost 5,048,380 5,065,699      
Total Investments $ 5,032,336 $ 5,083,557      
Investment Owned, Net Assets, Percentage 2.96% 3.13% 2.96% 3.13%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: AGT Robotique Inc. Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] AGT Robotique, Inc. AGT Robotique, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 7.50% 5.25% 7.50% 5.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 11.80% 9.58% 11.80% 9.58%  
Investment, Investment Date Jun. 24, 2024 Jun. 24, 2024      
Investment Maturity Date Jun. 22, 2029 Jun. 22, 2029 Jun. 22, 2029 Jun. 22, 2029  
Investment Owned, Balance, Principal Amount $ 3,283,057 $ 3,299,638      
Amortized Cost 3,227,654 3,238,726      
Total Investments $ 3,217,396 $ 3,250,143      
Investment Owned, Net Assets, Percentage 1.89% 2.00% 1.89% 2.00%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: AMII Acquisition, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] AMII Acquisition, LLC AMII Acquisition, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Consumer Services: Consumer Services: Consumer Services: Consumer  
Investment, Interest Rate, Coupon Rate 4.50% 4.75% 4.50% 4.75%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 8.80% 9.08% 8.80% 9.08%  
Investment, Investment Date Dec. 04, 2024 Dec. 04, 2024      
Investment Maturity Date Dec. 04, 2029 Dec. 04, 2029 Dec. 04, 2029 Dec. 04, 2029  
Investment Owned, Balance, Principal Amount $ 3,595,901 $ 3,613,970      
Amortized Cost 3,546,907 3,560,454      
Total Investments $ 3,559,942 $ 3,560,454      
Investment Owned, Net Assets, Percentage 209.00% 2.19% 209.00% 2.19%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: AMII Acquisition, LLC, AMII Holdings, LP Class B Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] AMII Acquisition, LLC AMII Acquisition, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Services: Consumer Services: Consumer Services: Consumer Services: Consumer  
Investment, Investment Date Dec. 03, 2024 Dec. 03, 2024      
Investment Owned, Balance, Shares | shares 6,376 6,376 6,376 6,376  
Amortized Cost $ 63,758 $ 63,758      
Total Investments $ 80,170 $ 63,760      
Investment Owned, Net Assets, Percentage 0.05% 0.04% 0.05% 0.04%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: AdCellerant LLC Term A Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] AdCellerant LLC AdCellerant LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Interest Rate, Coupon Rate 6.00% 6.00% 6.00% 6.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.32% 10.38% 10.32% 10.38%  
Investment, Investment Date Dec. 12, 2023 Dec. 12, 2023      
Investment Maturity Date Dec. 12, 2028 Dec. 12, 2028 Dec. 12, 2028 Dec. 12, 2028  
Investment Owned, Balance, Principal Amount $ 3,436,453 $ 3,453,897      
Amortized Cost 3,384,896 3,396,275      
Total Investments $ 3,402,088 $ 3,436,628      
Investment Owned, Net Assets, Percentage 2.00% 2.12% 2.00% 2.12%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: AdCellerant LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] AdCellerant LLC AdCellerant LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Interest Rate, Coupon Rate 6.00% 6.00% 6.00% 6.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.32% 10.38% 10.32% 10.38%  
Investment, Investment Date Dec. 12, 2023 Dec. 12, 2023      
Investment Maturity Date Dec. 12, 2028 Dec. 12, 2028 Dec. 12, 2028 Dec. 12, 2028  
Investment Owned, Balance, Principal Amount $ 2,197,077 $ 2,208,229      
Amortized Cost 2,164,115 2,171,389      
Total Investments $ 2,175,106 $ 2,197,188      
Investment Owned, Net Assets, Percentage 1.28% 1.35% 1.28% 1.35%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: AdCellerant LLC, AdCellerant Holdings, LLC Series A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] AdCellerant LLC AdCellerant LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Investment Date Dec. 12, 2023 Dec. 12, 2023      
Investment Owned, Balance, Shares | shares 437,006 437,006 437,006 437,006  
Amortized Cost $ 437,006 $ 437,006      
Total Investments $ 336,944 $ 379,821      
Investment Owned, Net Assets, Percentage 20.00% 0.23% 20.00% 0.23%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: American Refrigeration L L C AR-USA Holdings L L C ClassA Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] American Refrigeration, LLC American Refrigeration, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Investment Date Mar. 31, 2023 Mar. 31, 2023      
Investment Owned, Balance, Shares | shares 91 91 91 91  
Amortized Cost $ 83,355 $ 87,497      
Total Investments $ 137,624 $ 124,457      
Investment Owned, Net Assets, Percentage 8.00% 0.08% 8.00% 0.08%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: American Refrigeration Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] American Refrigeration, LLC American Refrigeration, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date Mar. 31, 2023 Mar. 31, 2023      
Investment Maturity Date Mar. 31, 2028 Mar. 31, 2028 Mar. 31, 2028 Mar. 31, 2028  
Investment Owned, Balance, Principal Amount $ 2,227,891 $ 2,239,287      
Amortized Cost 2,193,191 2,199,215      
Total Investments $ 2,227,891 $ 2,239,287      
Investment Owned, Net Assets, Percentage 1.31% 1.38% 1.31% 1.38%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: American Refrigeration Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] American Refrigeration, LLC American Refrigeration, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date Mar. 31, 2023 Mar. 31, 2023      
Investment Maturity Date Mar. 31, 2028 Mar. 31, 2028 Mar. 31, 2028 Mar. 31, 2028  
Investment Owned, Balance, Principal Amount $ 1,424,389 $ 1,431,675      
Amortized Cost 1,402,204 1,406,055      
Total Investments $ 1,424,389 $ 1,431,675      
Investment Owned, Net Assets, Percentage 0.84% 0.88% 0.84% 0.88%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: American Refrigeration, LLC, Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] American Refrigeration, LLC American Refrigeration, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date Mar. 31, 2023 Mar. 31, 2023      
Investment Maturity Date Mar. 31, 2028 Mar. 31, 2028 Mar. 31, 2028 Mar. 31, 2028  
Investment Owned, Balance, Principal Amount $ 290,424 $ 291,895      
Amortized Cost 287,791 288,854      
Total Investments $ 290,424 $ 291,895      
Investment Owned, Net Assets, Percentage 0.17% 0.18% 0.17% 0.18%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: American Refrigeration, LLC, Delayed Draw Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] American Refrigeration, LLC American Refrigeration, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date Mar. 31, 2023 Mar. 31, 2023      
Investment Maturity Date Mar. 31, 2028 Mar. 31, 2028 Mar. 31, 2028 Mar. 31, 2028  
Investment Owned, Balance, Principal Amount $ 185,681 $ 186,621      
Amortized Cost 183,998 184,677      
Total Investments $ 185,681 $ 186,621      
Investment Owned, Net Assets, Percentage 0.11% 0.11% 0.11% 0.11%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Amika OpCo LLC, Ishtar Co-Invest-B LP Partnership Interests          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Amika OpCo LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   Equity Securities [Member]   Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration]   Consumer Goods: Non-Durable   Consumer Goods: Non-Durable  
Investment, Investment Date   Jul. 01, 2022      
Investment Owned, Balance, Shares | shares   298,251   298,251  
Amortized Cost   $ 146,234      
Total Investments   $ 875,026      
Investment Owned, Net Assets, Percentage   0.54%   0.54%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: Amika OpCo LLC, Ishtar Co-Invest-B LP Partnership Interests, Equity One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Amika OpCo LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable   Consumer Goods: Non-Durable    
Investment, Investment Date Jul. 01, 2022        
Investment Owned, Balance, Shares | shares 298,251   298,251    
Amortized Cost $ 146,234        
Total Investments $ 1,160,479        
Investment Owned, Net Assets, Percentage 0.68%   0.68%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Amika OpCo LLC, Oshun Co-Invest-B LP Partnership Interests          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Amika OpCo LLC Amika OpCo LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable  
Investment, Investment Date Jul. 01, 2022 Jul. 01, 2022      
Investment Owned, Balance, Shares | shares 85,213 85,213 85,213 85,213  
Amortized Cost $ 81,067 $ 81,067      
Total Investments $ 331,561 $ 250,004      
Investment Owned, Net Assets, Percentage 0.19% 0.15% 0.19% 0.15%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Amika OpCo LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Amika OpCo LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:SixMonthSofrMember   spcbdc:SixMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Consumer Goods: Non-Durable   Consumer Goods: Non-Durable  
Investment, Interest Rate, Floor   0.75%   0.75%  
Investment, Interest Rate, Paid in Cash   9.65%   9.65%  
Investment, Investment Date   Jul. 01, 2022      
Investment Maturity Date   Jul. 01, 2029   Jul. 01, 2029  
Investment Owned, Balance, Shares | shares   4,329,040   4,329,040  
Amortized Cost   $ 4,266,013      
Total Investments   $ 4,329,040      
Investment Owned, Net Assets, Percentage   2.67%   2.67%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Amika OpCo LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Amika OpCo LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:SixMonthSofrMember   spcbdc:SixMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Consumer Goods: Non-Durable   Consumer Goods: Non-Durable  
Investment, Interest Rate, Coupon Rate   5.25%   5.25%  
Investment, Interest Rate, Floor   0.75%   0.75%  
Investment, Interest Rate, Paid in Cash   9.65%   9.65%  
Investment, Investment Date   Jul. 01, 2022      
Investment Maturity Date   Jul. 01, 2029   Jul. 01, 2029  
Investment Owned, Balance, Principal Amount   $ 2,767,747      
Amortized Cost   2,727,451      
Total Investments   $ 2,767,747      
Investment Owned, Net Assets, Percentage   1.70%   1.70%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Amika OpCo LLC, Term Loan (PBDC SPV), One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Amika OpCo LLC Amika OpCo LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable  
Investment, Interest Rate, Coupon Rate 5.25% 5.75% 5.25% 5.75%  
Investment, Interest Rate, Floor 0.75% 0.75% 0.75% 0.75%  
Investment, Interest Rate, Paid in Cash 9.62% 10.33% 9.62% 10.33%  
Investment, Investment Date Jul. 01, 2022 Dec. 05, 2023      
Investment Maturity Date Jul. 01, 2029 Jul. 01, 2029 Jul. 01, 2029 Jul. 01, 2029  
Investment Owned, Balance, Principal Amount $ 2,767,747 $ 444,967      
Amortized Cost 2,731,157 437,347      
Total Investments $ 2,767,747 $ 444,967      
Investment Owned, Net Assets, Percentage 1.63% 0.27% 1.63% 0.27%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Amika OpCo LLC, Term Loan (PBDC SPV), Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Amika OpCo LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:SixMonthSofrMember   spcbdc:SixMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable   Consumer Goods: Non-Durable    
Investment, Interest Rate, Coupon Rate 5.75%   5.75%    
Investment, Interest Rate, Floor 0.75%   0.75%    
Investment, Interest Rate, Paid in Cash 10.19%   10.19%    
Investment, Investment Date Dec. 05, 2023        
Investment Maturity Date Jul. 01, 2029   Jul. 01, 2029    
Investment Owned, Balance, Principal Amount $ 442,719        
Amortized Cost 435,782        
Total Investments $ 442,719        
Investment Owned, Net Assets, Percentage 0.26%   0.26%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Amika OpCo LLC, Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Amika OpCo LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:SixMonthSofrMember   spcbdc:SixMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Consumer Goods: Non-Durable   Consumer Goods: Non-Durable  
Investment, Interest Rate, Coupon Rate   5.75%   5.75%  
Investment, Interest Rate, Floor   0.75%   0.75%  
Investment, Interest Rate, Paid in Cash   10.33%   10.33%  
Investment, Investment Date   Dec. 05, 2023      
Investment Maturity Date   Jul. 01, 2029   Jul. 01, 2029  
Investment Owned, Balance, Principal Amount   $ 695,974      
Amortized Cost   684,056      
Total Investments   $ 695,974      
Investment Owned, Net Assets, Percentage   0.43%   0.43%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Amika OpCo LLC, Term Loan, First Lien Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Amika OpCo LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:SixMonthSofrMember   spcbdc:SixMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable   Consumer Goods: Non-Durable    
Investment, Interest Rate, Coupon Rate 5.75%   5.75%    
Investment, Interest Rate, Floor 0.75%   0.75%    
Investment, Interest Rate, Paid in Cash 10.19%   10.19%    
Investment, Investment Date Dec. 05, 2023        
Investment Maturity Date Jul. 01, 2029   Jul. 01, 2029    
Investment Owned, Balance, Principal Amount $ 692,459        
Amortized Cost 681,609        
Total Investments $ 692,459        
Investment Owned, Net Assets, Percentage 0.41%   0.41%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Amika OpCo LLC, Term Loan, First Lien one          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Amika OpCo LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:SixMonthSofrMember   spcbdc:SixMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable   Consumer Goods: Non-Durable    
Investment, Interest Rate, Coupon Rate 5.25%   5.25%    
Investment, Interest Rate, Floor 0.75%   0.75%    
Investment, Interest Rate, Paid in Cash 9.62%   9.62%    
Investment, Investment Date Jul. 01, 2022        
Investment Maturity Date Jul. 01, 2029   Jul. 01, 2029    
Investment Owned, Balance, Principal Amount $ 4,329,040        
Amortized Cost 4,271,810        
Total Investments $ 4,329,040        
Investment Owned, Net Assets, Percentage 2.54%   2.54%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Arctiq, Inc. Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Arctiq, Inc.        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable   Consumer Goods: Non-Durable    
Investment, Interest Rate, Coupon Rate 6.00%   6.00%    
Investment, Interest Rate, Floor 2.00%   2.00%    
Investment, Interest Rate, Paid in Cash 10.30%   10.30%    
Investment, Investment Date Aug. 08, 2023        
Investment Maturity Date Aug. 08, 2028   Aug. 08, 2028    
Investment Owned, Balance, Principal Amount $ 981,999        
Amortized Cost 973,133        
Total Investments $ 972,179        
Investment Owned, Net Assets, Percentage 57.00%   57.00%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Arctiq, Inc. Delayed Draw Term Loan PBDC SPV          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Arctiq, Inc.        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable   Consumer Goods: Non-Durable    
Investment, Interest Rate, Coupon Rate 6.00%   6.00%    
Investment, Interest Rate, Floor 2.00%   2.00%    
Investment, Interest Rate, Paid in Cash 10.30%   10.30%    
Investment, Investment Date Aug. 08, 2023        
Investment Maturity Date Aug. 08, 2028   Aug. 08, 2028    
Investment Owned, Balance, Principal Amount $ 627,835        
Amortized Cost 622,167        
Total Investments $ 621,557        
Investment Owned, Net Assets, Percentage 0.37%   0.37%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Arctiq, Inc. Green Topco Holdings LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Arctiq, Inc.        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable   Consumer Goods: Non-Durable    
Investment, Investment Date Aug. 08, 2023        
Investment Owned, Balance, Shares | shares 194,512   194,512    
Amortized Cost $ 145,222        
Total Investments $ 272,213        
Investment Owned, Net Assets, Percentage 0.16%   0.16%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Arctiq, Inc. Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Arctiq, Inc.        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable   Consumer Goods: Non-Durable    
Investment, Interest Rate, Coupon Rate 6.00%   6.00%    
Investment, Interest Rate, Floor 2.00%   2.00%    
Investment, Interest Rate, Paid in Cash 10.30%   10.30%    
Investment, Investment Date Aug. 08, 2023        
Investment Maturity Date Aug. 08, 2028   Aug. 08, 2028    
Investment Owned, Balance, Principal Amount $ 3,812,762        
Amortized Cost 3,746,239        
Total Investments $ 3,774,634        
Investment Owned, Net Assets, Percentage 2.22%   2.22%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Arctiq, Inc. Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Arctiq, Inc.        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember   spcbdc:OneMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable   Consumer Goods: Non-Durable    
Investment, Interest Rate, Coupon Rate 6.00%   6.00%    
Investment, Interest Rate, Floor 2.00%   2.00%    
Investment, Interest Rate, Paid in Cash 10.33%   10.33%    
Investment, Investment Date Nov. 06, 2024        
Investment Maturity Date Aug. 08, 2028   Aug. 08, 2028    
Investment Owned, Balance, Principal Amount $ 3,580,063        
Amortized Cost 3,518,653        
Total Investments $ 3,544,262        
Investment Owned, Net Assets, Percentage 2.08%   2.08%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Arctiq, Inc. Term Loan PBDC SPV          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Arctiq, Inc.        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable   Consumer Goods: Non-Durable    
Investment, Interest Rate, Coupon Rate 6.00%   6.00%    
Investment, Interest Rate, Floor 2.00%   2.00%    
Investment, Interest Rate, Paid in Cash 10.30%   10.30%    
Investment, Investment Date Aug. 08, 2023        
Investment Maturity Date Aug. 08, 2028   Aug. 08, 2028    
Investment Owned, Balance, Principal Amount $ 2,437,667        
Amortized Cost 2,395,136        
Total Investments $ 2,413,290        
Investment Owned, Net Assets, Percentage 1.42%   1.42%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Axis Portable Air Llc Delayed Draw Term Loan 2          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Axis Portable Air, LLC Axis Portable Air, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 5.50% 5.75% 5.50% 5.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.80% 10.23% 9.80% 10.23%  
Investment, Investment Date Nov. 03, 2022 Nov. 30, 2023      
Investment Maturity Date Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028  
Investment Owned, Balance, Principal Amount $ 2,473,011 $ 1,516,613      
Amortized Cost 2,473,011 1,516,613      
Total Investments $ 2,473,011 $ 1,516,613      
Investment Owned, Net Assets, Percentage 1.45% 0.93% 1.45% 0.93%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Axis Portable Air Llc Delayed Draw Term Loan 3          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Axis Portable Air, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] spcbdc:CapitalEquipmentSectorMember   spcbdc:CapitalEquipmentSectorMember    
Investment, Interest Rate, Coupon Rate 5.50%   5.50%    
Investment, Interest Rate, Floor 2.00%   2.00%    
Investment, Interest Rate, Paid in Cash 9.80%   9.80%    
Investment, Investment Date Nov. 30, 2023        
Investment Maturity Date Mar. 22, 2028   Mar. 22, 2028    
Investment Owned, Balance, Principal Amount $ 1,508,988        
Amortized Cost 1,508,988        
Total Investments $ 1,508,988        
Investment Owned, Net Assets, Percentage 0.89%   0.89%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Axis Portable Air, LLC Delayed Draw Term Loan (PBDC SPV) 1          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Axis Portable Air, LLC Axis Portable Air, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 5.50% 5.75% 5.50% 5.75%  
Investment, Interest Rate, Floor 2.00% 1.00% 2.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.80% 10.23% 9.80% 10.23%  
Investment, Investment Date Mar. 22, 2022 Mar. 22, 2022      
Investment Maturity Date Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028  
Investment Owned, Balance, Principal Amount $ 516,494 $ 519,116      
Amortized Cost 513,620 515,781      
Total Investments $ 516,494 $ 519,116      
Investment Owned, Net Assets, Percentage 0.30% 0.32% 0.30% 0.32%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Axis Portable Air, LLC Delayed Draw Term Loan (PBDC SPV) 2          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Axis Portable Air, LLC Axis Portable Air, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 5.50% 5.75% 5.50% 5.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.80% 10.23% 9.80% 10.23%  
Investment, Investment Date Nov. 03, 2022 Nov. 03, 2022      
Investment Maturity Date Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028  
Investment Owned, Balance, Principal Amount $ 1,581,105 $ 1,589,131      
Amortized Cost 1,581,105 1,589,131      
Total Investments $ 1,581,105 $ 1,589,131      
Investment Owned, Net Assets, Percentage 0.93% 0.98% 0.93% 0.98%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Axis Portable Air, LLC Delayed Draw Term Loan (PBDC SPV) 3          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Axis Portable Air, LLC Axis Portable Air, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 5.50% 5.75% 5.50% 5.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.80% 10.23% 9.80% 10.23%  
Investment, Investment Date Nov. 30, 2023 Nov. 30, 2023      
Investment Maturity Date Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028  
Investment Owned, Balance, Principal Amount $ 964,763 $ 969,638      
Amortized Cost 964,763 969,638      
Total Investments $ 964,763 $ 969,638      
Investment Owned, Net Assets, Percentage 0.57% 0.60% 0.57% 0.60%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Axis Portable Air, LLC Delayed Draw Term Loan 1          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Axis Portable Air, LLC Axis Portable Air, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 5.50% 5.75% 5.50% 5.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.80% 10.23% 9.80% 10.23%  
Investment, Investment Date Mar. 22, 2022 Nov. 03, 2022      
Investment Maturity Date Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028  
Investment Owned, Balance, Principal Amount $ 807,850 $ 2,485,564      
Amortized Cost 803,354 2,485,564      
Total Investments $ 807,850 $ 2,485,564      
Investment Owned, Net Assets, Percentage 0.47% 1.53% 0.47% 1.53%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Axis Portable Air, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Axis Portable Air, LLC Axis Portable Air, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 5.50% 5.75% 5.50% 5.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.80% 10.23% 9.80% 10.23%  
Investment, Investment Date Apr. 17, 2023 Apr. 17, 2023      
Investment Maturity Date Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028  
Investment Owned, Balance, Principal Amount $ 513,689 $ 516,297      
Amortized Cost 507,247 508,848      
Total Investments $ 513,689 $ 516,297      
Investment Owned, Net Assets, Percentage 0.30% 0.32% 0.30% 0.32%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Axis Portable Air, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Axis Portable Air, LLC Axis Portable Air, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 5.50% 5.75% 5.50% 5.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.80% 10.23% 9.80% 10.23%  
Investment, Investment Date Apr. 17, 2023 Apr. 17, 2023      
Investment Maturity Date Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028 Mar. 22, 2028  
Investment Owned, Balance, Principal Amount $ 328,424 $ 330,091      
Amortized Cost 324,306 325,328      
Total Investments $ 328,424 $ 330,091      
Investment Owned, Net Assets, Percentage 0.19% 0.20% 0.19% 0.20%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Axis Portable Air, LLC, Axis Air Parent, LLC Preferred Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Axis Portable Air, LLC Axis Portable Air, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember  
Investment, Investment Date Mar. 22, 2022 Mar. 22, 2022      
Investment Owned, Balance, Shares | shares 1,527 1,527 1,527 1,527  
Amortized Cost $ 152,661 $ 152,661      
Total Investments $ 583,584 $ 549,441      
Investment Owned, Net Assets, Percentage 0.34% 0.34% 0.34% 0.34%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Axis Portable Air, LLC, Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Axis Portable Air, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   spcbdc:CapitalEquipmentSectorMember   spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate   5.75%   5.75%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash   10.23%   10.23%  
Investment, Investment Date   Mar. 22, 2022      
Investment Maturity Date   Mar. 22, 2028   Mar. 22, 2028  
Investment Owned, Balance, Principal Amount   $ 811,951      
Amortized Cost   806,735      
Total Investments   $ 811,951      
Investment Owned, Net Assets, Percentage   0.50%   0.50%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: BLP Buyer, Inc. BL Products Parent, L.P. Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] BLP Buyer, Inc. BLP Buyer, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Investment Date Feb. 01, 2022 Feb. 01, 2022      
Investment Owned, Balance, Shares | shares 395,294 395,294 395,294 395,294  
Amortized Cost $ 442,307 $ 442,307      
Total Investments $ 570,431 $ 649,109      
Investment Owned, Net Assets, Percentage 0.34% 0.40% 0.34% 0.40%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Baker Manufacturing Company, LLC, BSC Blue Water Holdings LLC Series A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Baker Manufacturing Company, LLC Baker Manufacturing Company, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember spcbdc:CapitalEquipmentSectorMember  
Investment, Investment Date Jul. 05, 2022 Jul. 05, 2022      
Investment Owned, Balance, Shares | shares 330,978 330,978 330,978 330,978  
Amortized Cost $ 330,978 $ 330,978      
Total Investments $ 443,202 $ 409,553      
Investment Owned, Net Assets, Percentage 0.26% 0.25% 0.26% 0.25%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Bart amp; Associates, LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Bart & Associates, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   High Tech Industries   High Tech Industries  
Investment, Interest Rate, Coupon Rate   5.25%   5.25%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash   9.58%   9.58%  
Investment, Investment Date   Aug. 16, 2024      
Investment Maturity Date   Aug. 16, 2030   Aug. 16, 2030  
Investment Owned, Balance, Principal Amount   $ 78,585      
Amortized Cost   78,585      
Total Investments   $ 78,192      
Investment Owned, Net Assets, Percentage   0.05%   0.05%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Bart amp; Associates, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Bart & Associates, LLC Bart & Associates, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.00% 5.25% 5.00% 5.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.30% 9.58% 9.30% 9.58%  
Investment, Investment Date Aug. 16, 2024 Aug. 16, 2024      
Investment Maturity Date Aug. 16, 2030 Aug. 16, 2030 Aug. 16, 2030 Aug. 16, 2030  
Investment Owned, Balance, Principal Amount $ 2,052,797 $ 2,063,138      
Amortized Cost 2,020,595 2,028,490      
Total Investments $ 2,052,797 $ 2,052,822      
Investment Owned, Net Assets, Percentage 1.21% 1.26% 1.21% 1.26%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Bart amp; Associates, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Bart & Associates, LLC Bart & Associates, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.00% 5.25% 5.00% 5.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.30% 9.58% 9.30% 9.58%  
Investment, Investment Date Aug. 16, 2024 Aug. 16, 2024      
Investment Maturity Date Aug. 16, 2030 Aug. 16, 2030 Aug. 16, 2030 Aug. 16, 2030  
Investment Owned, Balance, Principal Amount $ 1,312,444 $ 1,319,056      
Amortized Cost 1,291,856 1,296,904      
Total Investments $ 1,312,444 $ 1,312,461      
Investment Owned, Net Assets, Percentage 0.77% 0.81% 0.77% 0.81%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Bart amp; Associates, LLC, Bamp;A Partners Holding, LLC Series A Preferred Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Bart & Associates, LLC Bart & Associates, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Investment Date Aug. 16, 2024 Aug. 16, 2024      
Investment Owned, Balance, Shares | shares 542,388 314,339 542,388 314,339  
Amortized Cost $ 542,388 $ 314,339      
Total Investments $ 369,205 $ 295,409      
Investment Owned, Net Assets, Percentage 0.22% 0.18% 0.22% 0.18%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: CF Arch Holdings LLC, CF Arch Holdings LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   CF Arch Holdings LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   Equity Securities [Member]   Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration]   Services: Business   Services: Business  
Investment, Investment Date   Aug. 10, 2022      
Investment Owned, Balance, Shares | shares   496,967   496,967  
Amortized Cost   $ 496,967      
Total Investments   $ 983,930      
Investment Owned, Net Assets, Percentage   0.61%   0.61%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: CF Arch Holdings LLC, Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] CF Arch Holdings LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] spcbdc:BusinessSectorMember   spcbdc:BusinessSectorMember    
Investment, Investment Date Aug. 10, 2022        
Investment Owned, Balance, Shares | shares 496,967   496,967    
Amortized Cost $ 439,869        
Total Investments $ 746,670        
Investment Owned, Net Assets, Percentage 0.44%   0.44%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: COPILOT Provider Support Services, L L C QHP Project Captivate Blocker, Inc. Common Stock          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] COPILOT Provider Support Services, LLC COPILOT Provider Support Services, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Investment Date Nov. 22, 2022 Nov. 22, 2022      
Investment Owned, Balance, Shares | shares 8 8 8 8  
Amortized Cost $ 544,779 $ 544,779      
Total Investments $ 458,420 $ 351,173      
Investment Owned, Net Assets, Percentage 0.27% 0.22% 0.27% 0.22%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: COPILOT Provider Support Services, L L C Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] COPILOT Provider Support Services, LLC COPILOT Provider Support Services, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.95% 10.98% 10.95% 10.98%  
Investment, Investment Date Nov. 22, 2022 Nov. 22, 2022      
Investment Maturity Date Nov. 22, 2027 Nov. 22, 2027 Nov. 22, 2027 Nov. 22, 2027  
Investment Owned, Balance, Principal Amount $ 5,655,591 $ 5,684,669      
Amortized Cost 5,592,882 5,610,631      
Total Investments $ 5,655,591 $ 5,656,246      
Investment Owned, Net Assets, Percentage 3.32% 3.48% 3.32% 3.48%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: COPILOT Provider Support Services, LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] COPILOT Provider Support Services, LLC COPILOT Provider Support Services, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.95% 10.98% 10.95% 10.98%  
Investment, Investment Date Nov. 22, 2022 Nov. 22, 2022      
Investment Maturity Date Nov. 22, 2027 Nov. 22, 2027 Nov. 22, 2027 Nov. 22, 2027  
Investment Owned, Balance, Principal Amount $ 107,518 $ 261,116      
Amortized Cost 107,518 261,116      
Total Investments $ 107,518 $ 259,810      
Investment Owned, Net Assets, Percentage 0.06% 0.16% 0.06% 0.16%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: COPILOT Provider Support Services, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] COPILOT Provider Support Services, LLC COPILOT Provider Support Services, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.95% 10.98% 10.95% 10.98%  
Investment, Investment Date Nov. 22, 2022 Nov. 22, 2022      
Investment Maturity Date Nov. 22, 2027 Nov. 22, 2027 Nov. 22, 2027 Nov. 22, 2027  
Investment Owned, Balance, Principal Amount $ 3,615,870 $ 3,634,460      
Amortized Cost 3,575,777 3,587,125      
Total Investments $ 3,615,870 $ 3,616,288      
Investment Owned, Net Assets, Percentage 2.12% 2.23% 2.12% 2.23%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Carolinas Buyer, Inc. Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Carolinas Buyer, Inc. Carolinas Buyer, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Beverage & Food Beverage & Food Beverage & Food Beverage & Food  
Investment, Interest Rate, Coupon Rate 5.25% 5.25% 5.25% 5.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 9.55% 9.60% 9.55% 9.60%  
Investment, Investment Date Dec. 20, 2024 Dec. 20, 2024      
Investment Maturity Date Dec. 20, 2030 Dec. 20, 2030 Dec. 20, 2030 Dec. 20, 2030  
Investment Owned, Balance, Principal Amount $ 3,076,296 $ 3,076,296      
Amortized Cost 3,025,823 3,022,461      
Total Investments $ 3,030,152 $ 3,022,461      
Investment Owned, Net Assets, Percentage 1.78% 1.86% 1.78% 1.86%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Carolinas Buyer, Inc., Carolinas Holdings, L.P. Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Carolinas Buyer, Inc. Carolinas Buyer, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthLiborMember   spcbdc:ThreeMonthLiborMember  
Investment, Industry Sector [Extensible Enumeration] Beverage & Food Beverage & Food Beverage & Food Beverage & Food  
Investment, Investment Date Dec. 20, 2024 Dec. 20, 2024      
Investment Owned, Balance, Shares | shares 285 285 285 285  
Amortized Cost $ 285,351 $ 285,351      
Total Investments $ 313,102 $ 285,352      
Investment Owned, Net Assets, Percentage 0.18% 0.18% 0.18% 0.18%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Cerebro Buyer, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Cerebro Buyer, LLC Cerebro Buyer, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.33% 9.36% 9.33% 9.36%  
Investment, Investment Date Mar. 15, 2023 Mar. 15, 2023      
Investment Maturity Date Mar. 15, 2029 Mar. 15, 2029 Mar. 15, 2029 Mar. 15, 2029  
Investment Owned, Balance, Principal Amount $ 1,246,676 $ 1,246,676      
Amortized Cost 1,224,634 1,222,375      
Total Investments $ 1,246,676 $ 1,246,676      
Investment Owned, Net Assets, Percentage 0.73% 0.77% 0.73% 0.77%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Cerebro Buyer, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Cerebro Buyer, LLC Cerebro Buyer, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.33% 9.36% 9.33% 9.36%  
Investment, Investment Date Mar. 15, 2023 Mar. 15, 2023      
Investment Maturity Date Mar. 15, 2029 Mar. 15, 2029 Mar. 15, 2029 Mar. 15, 2029  
Investment Owned, Balance, Principal Amount $ 797,055 $ 797,055      
Amortized Cost 782,962 781,519      
Total Investments $ 797,055 $ 797,055      
Investment Owned, Net Assets, Percentage 0.47% 0.49% 0.47% 0.49%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Cerebro Buyer, LLC, Cerebro Holdings Partnership, L.P. Series A Partner Interests          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Cerebro Buyer, LLC Cerebro Buyer, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Investment Date Mar. 15, 2023 Mar. 15, 2023      
Investment Owned, Balance, Shares | shares 34,135 34,135 34,135 34,135  
Amortized Cost $ 34,135 $ 34,135      
Total Investments $ 38,845 $ 38,691      
Investment Owned, Net Assets, Percentage 0.02% 0.02% 0.02% 0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Cerebro Buyer, LLC, Cerebro Holdings Partnership, L.P. Series B Partner Interests          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Cerebro Buyer, LLC Cerebro Buyer, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Investment Date Mar. 15, 2023 Mar. 15, 2023      
Investment Owned, Balance, Shares | shares 184,925 184,925 184,925 184,925  
Amortized Cost $ 178,174 $ 181,040      
Total Investments $ 210,441 $ 209,608      
Investment Owned, Net Assets, Percentage 0.12% 0.13% 0.12% 0.13%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Channel Partners Intermediateco, LLC Channel Partners Intermediateco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Retail Retail Retail Retail  
Investment, Interest Rate, Coupon Rate 7.00% 7.00% 7.00% 7.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 11.51% 11.44% 11.51% 11.44%  
Investment, Investment Date Feb. 24, 2022 Feb. 24, 2022      
Investment Maturity Date Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027  
Investment Owned, Balance, Principal Amount $ 551,405 $ 643,306      
Amortized Cost 551,405 643,306      
Total Investments $ 551,405 $ 636,873      
Investment Owned, Net Assets, Percentage 0.32% 0.39% 0.32% 0.39%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC Term Loan (PBDC SPV) One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Channel Partners Intermediateco, LLC Channel Partners Intermediateco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Retail Retail Retail Retail  
Investment, Interest Rate, Coupon Rate 7.00% 7.00% 7.00% 7.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 11.55% 11.93% 11.55% 11.93%  
Investment, Investment Date Feb. 24, 2022 Feb. 24, 2022      
Investment Maturity Date Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027  
Investment Owned, Balance, Principal Amount $ 1,778,754 $ 1,787,970      
Amortized Cost 1,776,676 1,781,512      
Total Investments $ 1,778,754 $ 1,770,090      
Investment Owned, Net Assets, Percentage 1.05% 1.09% 1.05% 1.09%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC Term Loan (PBDC SPV) Three          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Channel Partners Intermediateco, LLC Channel Partners Intermediateco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Retail Retail Retail Retail  
Investment, Interest Rate, Coupon Rate 7.00% 7.00% 7.00% 7.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 11.55% 11.93% 11.55% 11.93%  
Investment, Investment Date Jun. 24, 2022 Jun. 24, 2022      
Investment Maturity Date Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027  
Investment Owned, Balance, Principal Amount $ 248,909 $ 250,195      
Amortized Cost 247,713 248,674      
Total Investments $ 248,909 $ 247,693      
Investment Owned, Net Assets, Percentage 0.15% 0.15% 0.15% 0.15%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC Term Loan (PBDC SPV) Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Channel Partners Intermediateco, LLC Channel Partners Intermediateco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Retail Retail Retail Retail  
Investment, Interest Rate, Coupon Rate 7.00% 7.00% 7.00% 7.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 11.55% 11.93% 11.55% 11.93%  
Investment, Investment Date Jun. 24, 2022 Jun. 24, 2022      
Investment Maturity Date Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027  
Investment Owned, Balance, Principal Amount $ 173,284 $ 174,182      
Amortized Cost 172,580 173,282      
Total Investments $ 173,284 $ 172,440      
Investment Owned, Net Assets, Percentage 0.10% 0.11% 0.10% 0.11%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Channel Partners Intermediateco, LLC Channel Partners Intermediateco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Retail Retail Retail Retail  
Investment, Interest Rate, Coupon Rate 7.00% 7.00% 7.00% 7.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 11.55% 11.93% 11.55% 11.93%  
Investment, Investment Date Feb. 24, 2022 Feb. 24, 2022      
Investment Maturity Date Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027  
Investment Owned, Balance, Principal Amount $ 2,782,153 $ 2,796,569      
Amortized Cost 2,778,903 2,786,468      
Total Investments $ 2,782,153 $ 2,768,603      
Investment Owned, Net Assets, Percentage 1.63% 1.70% 1.63% 1.70%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC Term Loan Three          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Channel Partners Intermediateco, LLC Channel Partners Intermediateco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Retail Retail Retail Retail  
Investment, Interest Rate, Coupon Rate 7.00% 7.00% 7.00% 7.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 11.55% 11.93% 11.55% 11.93%  
Investment, Investment Date Jun. 24, 2022 Jun. 24, 2022      
Investment Maturity Date Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027  
Investment Owned, Balance, Principal Amount $ 389,319 $ 391,331      
Amortized Cost 387,448 388,953      
Total Investments $ 389,319 $ 387,418      
Investment Owned, Net Assets, Percentage 0.23% 0.24% 0.23% 0.24%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC Term Loan Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Channel Partners Intermediateco, LLC Channel Partners Intermediateco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Retail Retail Retail Retail  
Investment, Interest Rate, Coupon Rate 7.00% 7.00% 7.00% 7.00%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 11.55% 11.93% 11.55% 11.93%  
Investment, Investment Date Jun. 24, 2022 Jun. 24, 2022      
Investment Maturity Date Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027 Feb. 07, 2027  
Investment Owned, Balance, Principal Amount $ 271,034 $ 272,439      
Amortized Cost 269,933 271,032      
Total Investments $ 271,034 $ 269,715      
Investment Owned, Net Assets, Percentage 0.16% 0.17% 0.16% 0.17%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Compost 360 Acquisition, LLC Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Compost 360 Acquisition, LLC Compost 360 Acquisition, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Environmental Industries Environmental Industries Environmental Industries Environmental Industries  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.80% 10.83% 10.80% 10.83%  
Investment, Investment Date Aug. 02, 2023 Aug. 02, 2023      
Investment Maturity Date Aug. 02, 2028 Aug. 02, 2028 Aug. 02, 2028 Aug. 02, 2028  
Investment Owned, Balance, Principal Amount $ 661,106 $ 661,106      
Amortized Cost 654,031 653,131      
Total Investments $ 634,662 $ 641,273      
Investment Owned, Net Assets, Percentage 0.37% 0.39% 0.37% 0.39%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Compost 360 Acquisition, LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Compost 360 Acquisition, LLC Compost 360 Acquisition, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Environmental Industries Environmental Industries Environmental Industries Environmental Industries  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.80% 10.83% 10.80% 10.83%  
Investment, Investment Date Aug. 02, 2023 Aug. 02, 2023      
Investment Maturity Date Aug. 02, 2028 Aug. 02, 2028 Aug. 02, 2028 Aug. 02, 2028  
Investment Owned, Balance, Principal Amount $ 1,768,441 $ 2,510,360      
Amortized Cost 1,768,441 2,510,360      
Total Investments $ 1,697,703 $ 2,435,049      
Investment Owned, Net Assets, Percentage 1.00% 1.50% 1.00% 1.50%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Compost 360 Acquisition, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Compost 360 Acquisition, LLC Compost 360 Acquisition, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Environmental Industries Environmental Industries Environmental Industries Environmental Industries  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.80% 10.83% 10.80% 10.83%  
Investment, Investment Date Aug. 02, 2023 Aug. 02, 2023      
Investment Maturity Date Aug. 02, 2028 Aug. 02, 2028 Aug. 02, 2028 Aug. 02, 2028  
Investment Owned, Balance, Principal Amount $ 3,545,101 $ 3,563,142      
Amortized Cost 3,483,514 3,493,338      
Total Investments $ 3,403,297 $ 3,456,248      
Investment Owned, Net Assets, Percentage 2.00% 2.13% 2.00% 2.13%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Compost 360 Acquisition, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Compost 360 Acquisition, LLC Compost 360 Acquisition, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Environmental Industries Environmental Industries Environmental Industries Environmental Industries  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.80% 10.83% 10.80% 10.83%  
Investment, Investment Date Aug. 02, 2023 Aug. 02, 2023      
Investment Maturity Date Aug. 02, 2028 Aug. 02, 2028 Aug. 02, 2028 Aug. 02, 2028  
Investment Owned, Balance, Principal Amount $ 2,266,540 $ 2,278,074      
Amortized Cost 2,227,165 2,233,445      
Total Investments $ 2,175,878 $ 2,209,732      
Investment Owned, Net Assets, Percentage 1.28% 1.36% 1.28% 1.36%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Compost 360 Acquisition, LLC, Compost 360 Investments, LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Compost 360 Acquisition, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Environmental Industries   Environmental Industries    
Investment, Investment Date Aug. 02, 2023        
Investment Owned, Balance, Shares | shares 2,592   2,592    
Amortized Cost $ 248,949        
Total Investments $ 121,833        
Investment Owned, Net Assets, Percentage 0.07%   0.07%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Compost 360 Acquisition, LLC, Compost Investments LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Compost 360 Acquisition, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   Equity Securities [Member]   Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration]   Environmental Industries   Environmental Industries  
Investment, Investment Date   Aug. 02, 2023      
Investment Owned, Balance, Shares | shares   2,592   2,592  
Amortized Cost   $ 248,949      
Total Investments   $ 184,989      
Investment Owned, Net Assets, Percentage   0.11%   0.11%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: Craftable Intermediate II Inc. Guage Craftable LP Partnership Interests          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Craftable Intermediate II Inc. Craftable Intermediate II Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Investment Date Jun. 30, 2023 Jun. 30, 2023      
Investment Owned, Balance, Shares | shares 485,218 485,218 485,218 485,218  
Amortized Cost $ 485,218 $ 485,218      
Total Investments $ 838,324 $ 767,655      
Investment Owned, Net Assets, Percentage 0.49% 0.47% 0.49% 0.47%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Craftable Intermediate II Inc. Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Craftable Intermediate II Inc. Craftable Intermediate II Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.75% 6.50% 5.75% 6.50%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.05% 10.83% 10.05% 10.83%  
Investment, Investment Date Jun. 30, 2023 Jun. 30, 2023      
Investment Maturity Date Jun. 30, 2028 Jun. 30, 2028 Jun. 30, 2028 Jun. 30, 2028  
Investment Owned, Balance, Principal Amount $ 2,845,357 $ 2,859,801      
Amortized Cost 2,807,156 2,816,267      
Total Investments $ 2,845,357 $ 2,859,801      
Investment Owned, Net Assets, Percentage 1.67% 1.76% 1.67% 1.76%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Craftable Intermediate II Inc. Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Craftable Intermediate II Inc. Craftable Intermediate II Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.75% 6.50% 5.75% 6.50%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.05% 10.83% 10.05% 10.83%  
Investment, Investment Date Jun. 30, 2023 Jun. 30, 2023      
Investment Maturity Date Jun. 30, 2028 Jun. 30, 2028 Jun. 30, 2028 Jun. 30, 2028  
Investment Owned, Balance, Principal Amount $ 1,819,163 $ 1,828,397      
Amortized Cost 1,794,740 1,800,564      
Total Investments $ 1,819,163 $ 1,828,397      
Investment Owned, Net Assets, Percentage 1.07% 1.13% 1.07% 1.13%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Curion Holdings, LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Curion Holdings, LLC Curion Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 6.50% 6.25% 6.50% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.70% 10.73% 10.70% 10.73%  
Investment, Interest Rate, Paid in Kind 0.25%   0.25%    
Investment, Investment Date Jul. 29, 2022 Jul. 29, 2022      
Investment Maturity Date Jul. 29, 2027 Jul. 29, 2027 Jul. 29, 2027 Jul. 29, 2027  
Investment Owned, Balance, Principal Amount $ 1,101,079 $ 1,099,956      
Amortized Cost 1,101,079 1,099,956      
Total Investments $ 1,079,057 $ 1,094,456      
Investment Owned, Net Assets, Percentage 0.63% 0.67% 0.63% 0.67%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Curion Holdings, LLC SP CS Holdings LLC Class A Units Equity          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Curion Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   Equity Securities [Member]   Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration]   Services: Business   Services: Business  
Investment, Investment Date   Jul. 29, 2022      
Investment Owned, Balance, Shares | shares   343,529   343,529  
Amortized Cost   $ 343,529      
Total Investments   $ 369,388      
Investment Owned, Net Assets, Percentage   0.23%   0.23%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: Curion Holdings, LLC SPSP CS Holdings LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Curion Holdings, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Investment Date Jul. 29, 2022        
Investment Owned, Balance, Shares | shares 343,529   343,529    
Amortized Cost $ 343,529        
Total Investments $ 262,260        
Investment Owned, Net Assets, Percentage 0.15%   0.15%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Curion Holdings, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Curion Holdings, LLC Curion Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 6.50% 6.25% 6.50% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.70% 10.73% 10.70% 10.73%  
Investment, Interest Rate, Paid in Kind 0.25%   0.25%    
Investment, Investment Date Jul. 29, 2022 Jul. 29, 2022      
Investment Maturity Date Jul. 29, 2027 Jul. 29, 2027 Jul. 29, 2027 Jul. 29, 2027  
Investment Owned, Balance, Principal Amount $ 2,489,414 $ 2,499,652      
Amortized Cost 2,465,822 2,470,906      
Total Investments $ 2,439,626 $ 2,487,154      
Investment Owned, Net Assets, Percentage 1.43% 1.53% 1.43% 1.53%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Curion Holdings, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Curion Holdings, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Interest Rate, Coupon Rate 6.50%   6.50%    
Investment, Interest Rate, Floor 1.00%   1.00%    
Investment, Interest Rate, Paid in Cash 10.70%   10.70%    
Investment, Interest Rate, Paid in Kind 0.25%   0.25%    
Investment, Investment Date Jul. 29, 2022        
Investment Maturity Date Jul. 29, 2027   Jul. 29, 2027    
Investment Owned, Balance, Principal Amount $ 968,106        
Amortized Cost 958,931        
Total Investments $ 948,744        
Investment Owned, Net Assets, Percentage 0.56%   0.56%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Curion Holdings, LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Curion Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Services: Business   Services: Business  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash   10.73%   10.73%  
Investment, Investment Date   Jul. 29, 2022      
Investment Maturity Date   Jul. 29, 2027   Jul. 29, 2027  
Investment Owned, Balance, Principal Amount   $ 972,087      
Amortized Cost   960,908      
Total Investments   $ 967,227      
Investment Owned, Net Assets, Percentage   0.60%   0.60%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: EHI Buyer, Inc EHI Group Holdings, L.P.- Equity          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   EHI Buyer, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   Equity Securities [Member]   Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration]   Environmental Industries   Environmental Industries  
Investment, Investment Date   Jul. 31, 2023      
Investment Owned, Balance, Shares | shares   492   492  
Amortized Cost   $ 342,972      
Total Investments   $ 855,182      
Investment Owned, Net Assets, Percentage   0.53%   0.53%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: EHI Buyer, Inc. EHI Group Holdings, L.P. Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] EHI Buyer, Inc.        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Environmental Industries   Environmental Industries    
Investment, Investment Date Jul. 31, 2023        
Investment Owned, Balance, Shares | shares 492   492    
Amortized Cost $ 176,613        
Total Investments $ 1,007,180        
Investment Owned, Net Assets, Percentage 0.59%   0.59%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Environmental Remedies, LLC ERI Parent Holdings, LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Environmental Remedies, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Investment Date Jan. 15, 2025        
Investment Owned, Balance, Shares | shares 113,419   113,419    
Amortized Cost $ 113,419        
Total Investments $ 108,413        
Investment Owned, Net Assets, Percentage 0.06%   0.06%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Environmental Remedies, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Environmental Remedies, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Interest Rate, Coupon Rate 5.25%   5.25%    
Investment, Interest Rate, Floor 1.50%   1.50%    
Investment, Interest Rate, Paid in Cash 9.55%   9.55%    
Investment, Investment Date Jan. 15, 2025        
Investment Maturity Date Jan. 15, 2030   Jan. 15, 2030    
Investment Owned, Balance, Principal Amount $ 3,309,662        
Amortized Cost 3,248,590        
Total Investments $ 3,243,469        
Investment Owned, Net Assets, Percentage 1.91%   1.91%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Equine Network LLC Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Equine Network, LLC Equine Network, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.94% 11.35% 10.94% 11.35%  
Investment, Investment Date May 22, 2023 May 22, 2023      
Investment Maturity Date May 22, 2028 May 22, 2028 May 22, 2028 May 22, 2028  
Investment Owned, Balance, Principal Amount $ 366,548 $ 368,387      
Amortized Cost 366,548 368,387      
Total Investments $ 366,548 $ 368,387      
Investment Owned, Net Assets, Percentage 0.22% 0.23% 0.22% 0.23%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Equine Network, LLC Term A Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Equine Network, LLC Equine Network, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.94% 11.28% 10.94% 11.28%  
Investment, Investment Date May 22, 2023 May 22, 2023      
Investment Maturity Date May 22, 2028 May 22, 2028 May 22, 2028 May 22, 2028  
Investment Owned, Balance, Principal Amount $ 2,123,948 $ 2,134,759      
Amortized Cost 2,085,772 2,090,850      
Total Investments $ 2,123,948 $ 2,134,759      
Investment Owned, Net Assets, Percentage 1.25% 1.31% 1.25% 1.31%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Equine Network, LLC, Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Equine Network, LLC Equine Network, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.94% 10.97% 10.94% 10.97%  
Investment, Investment Date May 22, 2023 May 22, 2023      
Investment Maturity Date May 22, 2028 May 22, 2028 May 22, 2028 May 22, 2028  
Investment Owned, Balance, Principal Amount $ 247,238 $ 282,558      
Amortized Cost 247,238 282,558      
Total Investments $ 247,238 $ 282,558      
Investment Owned, Net Assets, Percentage 0.15% 0.17% 0.15% 0.17%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Equine Network, LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Equine Network, LLC Equine Network, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure Hotel, Gaming, & Leisure  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.94% 11.35% 10.94% 11.35%  
Investment, Investment Date May 22, 2023 May 22, 2023      
Investment Maturity Date May 22, 2028 May 22, 2028 May 22, 2028 May 22, 2028  
Investment Owned, Balance, Principal Amount $ 1,029,520 $ 1,034,760      
Amortized Cost 1,011,015 1,013,477      
Total Investments $ 1,029,520 $ 1,034,760      
Investment Owned, Net Assets, Percentage 0.61% 0.64% 0.61% 0.64%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Eskola LLC Last Out Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Eskola LLC Eskola LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Construction & Building Construction & Building Construction & Building Construction & Building  
Investment, Interest Rate, Coupon Rate 5.50% 5.00% 5.50% 5.00%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.52% 9.94% 10.52% 9.94%  
Investment, Investment Date Dec. 19, 2024 Dec. 19, 2024      
Investment Maturity Date Dec. 19, 2029 Dec. 19, 2029 Dec. 19, 2029 Dec. 19, 2029  
Investment Owned, Balance, Principal Amount $ 1,907,978 $ 1,917,566      
Amortized Cost 1,894,797 1,903,184      
Total Investments $ 1,860,279 $ 1,884,009      
Investment Owned, Net Assets, Percentage 1.09% 1.16% 1.09% 1.16%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Eskola LLC Last Out Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Eskola LLC Eskola LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Construction & Building Construction & Building Construction & Building Construction & Building  
Investment, Interest Rate, Coupon Rate 5.50% 5.00% 5.50% 5.00%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.52% 9.96% 10.52% 9.96%  
Investment, Investment Date Dec. 19, 2024 Dec. 19, 2024      
Investment Maturity Date Dec. 19, 2029 Dec. 19, 2029 Dec. 19, 2029 Dec. 19, 2029  
Investment Owned, Balance, Principal Amount $ 3,403,859 $ 3,420,964      
Amortized Cost 3,348,957 3,361,097      
Total Investments $ 3,318,763 $ 3,361,097      
Investment Owned, Net Assets, Percentage 1.95% 2.08% 1.95% 2.08%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Eskola LLC, Eskola Holdings, LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Eskola LLC Eskola LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Construction & Building Construction & Building Construction & Building Construction & Building  
Investment, Investment Date Dec. 19, 2024 Dec. 19, 2024      
Investment Owned, Balance, Shares | shares 176 176 176 176  
Amortized Cost $ 500,436 $ 500,573      
Total Investments $ 352,142 $ 500,949      
Investment Owned, Net Assets, Percentage 0.21% 0.31% 0.21% 0.31%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Eskola LLC, Eskola Holdings, LLC Class C Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Eskola LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Construction & Building   Construction & Building    
Investment, Investment Date Jun. 04, 2025        
Investment Owned, Balance, Shares | shares 16   16    
Amortized Cost $ 31,584        
Total Investments $ 32,597        
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Evolv Consulting, LLC Preferred Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] evolv Consulting, LLC evolv Consulting, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:OneMonthLiborMember   spcbdc:OneMonthLiborMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Investment Date Dec. 07, 2023 Dec. 07, 2023      
Investment Owned, Balance, Shares | shares 266,927 266,927 266,927 266,927  
Amortized Cost $ 266,927 $ 266,927      
Total Investments $ 281,093 $ 242,947      
Investment Owned, Net Assets, Percentage 0.17% 0.15% 0.17% 0.15%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Evolv Consulting, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] evolv Consulting, LLC evolv Consulting, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.80% 11.09% 10.80% 11.09%  
Investment, Investment Date Dec. 07, 2023 Dec. 07, 2023      
Investment Maturity Date Dec. 07, 2028 Dec. 07, 2028 Dec. 07, 2028 Dec. 07, 2028  
Investment Owned, Balance, Principal Amount $ 3,656,813 $ 3,675,375      
Amortized Cost 3,601,531 3,613,692      
Total Investments $ 3,638,529 $ 3,656,998      
Investment Owned, Net Assets, Percentage 2.14% 2.26% 2.14% 2.26%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Evolv Consulting, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] evolv Consulting, LLC evolv Consulting, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.80% 11.09% 10.80% 11.09%  
Investment, Investment Date Dec. 07, 2023 Dec. 07, 2023      
Investment Maturity Date Dec. 07, 2028 Dec. 07, 2028 Dec. 07, 2028 Dec. 07, 2028  
Investment Owned, Balance, Principal Amount $ 1,422,094 $ 1,429,313      
Amortized Cost 1,400,595 1,405,325      
Total Investments $ 1,414,984 $ 1,422,166      
Investment Owned, Net Assets, Percentage 0.83% 0.88% 0.83% 0.88%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Exigo LLC Gauge Exigo CoinvestLLC Common Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Exigo, LLC Exigo, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Investment Date Mar. 16, 2022 Mar. 16, 2022      
Investment Owned, Balance, Shares | shares 168,003 168,003 168,003 168,003  
Amortized Cost $ 168,003 $ 168,003      
Total Investments $ 168,003 $ 157,416      
Investment Owned, Net Assets, Percentage 0.10% 0.10% 0.10% 0.10%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Exigo LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Exigo, LLC Exigo, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.68% 10.71% 10.68% 10.71%  
Investment, Investment Date Mar. 16, 2022 Mar. 16, 2022      
Investment Maturity Date Mar. 16, 2027 Mar. 16, 2027 Mar. 16, 2027 Mar. 16, 2027  
Investment Owned, Balance, Principal Amount $ 2,780,010 $ 2,794,526      
Amortized Cost 2,763,709 2,773,819      
Total Investments $ 2,780,010 $ 2,780,553      
Investment Owned, Net Assets, Percentage 1.63% 1.72% 1.63% 1.72%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Exigo, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Exigo, LLC Exigo, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 0.0625% 6.25% 0.0625% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.68% 10.71% 10.68% 10.71%  
Investment, Investment Date Mar. 16, 2022 Mar. 16, 2022      
Investment Maturity Date Mar. 16, 2027 Mar. 16, 2027 Mar. 16, 2027 Mar. 16, 2027  
Investment Owned, Balance, Principal Amount $ 1,081,115 $ 1,086,760      
Amortized Cost 1,074,776 1,078,707      
Total Investments $ 1,081,115 $ 1,081,326      
Investment Owned, Net Assets, Percentage 0.64% 0.67% 0.64% 0.67%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: FairWave Holdings, LLC Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   FairWave Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Beverage & Food   Beverage & Food  
Investment, Interest Rate, Coupon Rate   6.50%   6.50%  
Investment, Interest Rate, Floor   1.50%   1.50%  
Investment, Interest Rate, Paid in Cash   10.83%   10.83%  
Investment, Investment Date   Apr. 01, 2024      
Investment Maturity Date   Apr. 01, 2029   Apr. 01, 2029  
Investment Owned, Balance, Principal Amount   $ 683,893      
Amortized Cost   $ 676,419      
Investment Owned, Net Assets, Percentage   0.41%   0.41%  
NET ASSETS (Fair Value)   $ 673,635      
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: FairWave Holdings, LLC Delayed Draw Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] FairWave Holdings, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Beverage & Food   Beverage & Food    
Investment, Interest Rate, Coupon Rate 6.75%   6.75%    
Investment, Interest Rate, Floor 1.50%   1.50%    
Investment, Interest Rate, Paid in Cash 11.05%   11.05%    
Investment, Investment Date Apr. 01, 2024        
Investment Maturity Date Apr. 01, 2029   Apr. 01, 2029    
Investment Owned, Balance, Principal Amount $ 1,075,114        
Amortized Cost 1,064,138        
Total Investments $ 1,075,114        
Investment Owned, Net Assets, Percentage 0.63%   0.63%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: FairWave Holdings, LLC Delayed Draw Term Loan Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] FairWave Holdings, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Beverage & Food   Beverage & Food    
Investment, Interest Rate, Coupon Rate 6.75%   6.75%    
Investment, Interest Rate, Floor 1.50%   1.50%    
Investment, Interest Rate, Paid in Cash 11.05%   11.05%    
Investment, Investment Date Mar. 31, 2025        
Investment Maturity Date Apr. 01, 2029   Apr. 01, 2029    
Investment Owned, Balance, Principal Amount $ 80,357        
Amortized Cost 79,453        
Total Investments $ 80,357        
Investment Owned, Net Assets, Percentage 0.05%   0.05%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: FairWave Holdings, LLC GRC Java Holdings, LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] FairWave Holdings, LLC FairWave Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Beverage & Food Beverage & Food Beverage & Food Beverage & Food  
Investment, Investment Date Apr. 01, 2024 Apr. 01, 2024      
Investment Owned, Balance, Shares | shares 1,209 1,157 1,209 1,157  
Amortized Cost $ 123,496 $ 115,663      
Total Investments $ 174,430 $ 150,360      
Investment Owned, Net Assets, Percentage 0.10% 0.09% 0.10% 0.09%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: FairWave Holdings, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] FairWave Holdings, LLC FairWave Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Beverage & Food Beverage & Food Beverage & Food Beverage & Food  
Investment, Interest Rate, Coupon Rate 6.75% 6.50% 6.75% 6.50%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 11.05% 10.83% 11.05% 10.83%  
Investment, Investment Date Apr. 01, 2024 Apr. 01, 2024      
Investment Maturity Date Apr. 01, 2029 Apr. 01, 2029 Apr. 01, 2029 Apr. 01, 2029  
Investment Owned, Balance, Principal Amount $ 1,187,860 $ 1,193,875      
Amortized Cost 1,166,242 1,169,998      
Total Investments $ 1,187,860 $ 1,175,967      
Investment Owned, Net Assets, Percentage 0.70% 0.72% 0.70% 0.72%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: FairWave Holdings, LLC Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] FairWave Holdings, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Beverage & Food   Beverage & Food    
Investment, Interest Rate, Coupon Rate 6.75%   6.75%    
Investment, Interest Rate, Floor 1.50%   1.50%    
Investment, Interest Rate, Paid in Cash 11.05%   11.05%    
Investment, Investment Date Apr. 01, 2024        
Investment Maturity Date Apr. 01, 2029   Apr. 01, 2029    
Investment Owned, Balance, Principal Amount $ 1,857,935        
Amortized Cost 1,824,123        
Total Investments $ 1,857,935        
Investment Owned, Net Assets, Percentage 1.10%   1.10%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: FairWave Holdings, LLC Term Loan Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] FairWave Holdings, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Beverage & Food   Beverage & Food    
Investment, Interest Rate, Coupon Rate 6.75%   6.75%    
Investment, Interest Rate, Floor 1.50%   1.50%    
Investment, Interest Rate, Paid in Cash 11.05%   11.05%    
Investment, Investment Date Mar. 31, 2025        
Investment Maturity Date Apr. 01, 2029   Apr. 01, 2029    
Investment Owned, Balance, Principal Amount $ 558,093        
Amortized Cost 547,476        
Total Investments $ 558,093        
Investment Owned, Net Assets, Percentage 0.34%   0.34%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: FairWave Holdings, LLC, Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   FairWave Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Beverage & Food   Beverage & Food  
Investment, Interest Rate, Coupon Rate   6.50%   6.50%  
Investment, Interest Rate, Floor   1.50%   1.50%  
Investment, Interest Rate, Paid in Cash   10.83%   10.83%  
Investment, Investment Date   Apr. 01, 2024      
Investment Maturity Date   Apr. 01, 2029   Apr. 01, 2029  
Investment Owned, Balance, Principal Amount   $ 266,025      
Amortized Cost   266,025      
Total Investments   $ 262,035      
Investment Owned, Net Assets, Percentage   0.16%   0.16%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: FairWave Holdings, LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   FairWave Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Beverage & Food   Beverage & Food  
Investment, Interest Rate, Coupon Rate   6.50%   6.50%  
Investment, Interest Rate, Floor   1.50%   1.50%  
Investment, Interest Rate, Paid in Cash   10.83%   10.83%  
Investment, Investment Date   Apr. 01, 2024      
Investment Maturity Date   Apr. 01, 2029   Apr. 01, 2029  
Investment Owned, Balance, Principal Amount   $ 1,867,342      
Amortized Cost   1,829,996      
Total Investments   $ 1,839,332      
Investment Owned, Net Assets, Percentage   1.14%   1.14%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: FiscalNote Boards LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] FiscalNote Boards LLC FiscalNote Boards LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 5.25% 5.25% 5.25% 5.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.58% 9.61% 9.58% 9.61%  
Investment, Investment Date Mar. 11, 2024 Mar. 11, 2024      
Investment Maturity Date Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029  
Investment Owned, Balance, Principal Amount $ 1,133,594 $ 1,247,896      
Amortized Cost 1,115,624 1,226,077      
Total Investments $ 1,116,590 $ 1,222,938      
Investment Owned, Net Assets, Percentage 0.67% 0.76% 0.67% 0.76%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: FiscalNote Boards LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] FiscalNote Boards LLC FiscalNote Boards LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 5.25% 5.25% 5.25% 5.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.58% 9.61% 9.58% 9.61%  
Investment, Investment Date Mar. 11, 2024 Mar. 11, 2024      
Investment Maturity Date Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029  
Investment Owned, Balance, Principal Amount $ 440,842 $ 485,293      
Amortized Cost 433,854 476,808      
Total Investments $ 434,229 $ 475,587      
Investment Owned, Net Assets, Percentage 0.26% 0.29% 0.26% 0.29%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: FiscalNote Boards LLC, FCP-Connect Holdings LLC Class A Common Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] FiscalNote Boards LLC FiscalNote Boards LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Investment Date May 28, 2024 May 28, 2024      
Investment Owned, Balance, Shares | shares 115 115 115 115  
Investment Owned, Net Assets, Percentage 0.00% 0.00% 0.00% 0.00%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: FiscalNote Boards LLC, FCP-Connect Holdings LLC Series A Preferred Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] FiscalNote Boards LLC FiscalNote Boards LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Investment Date May 28, 2024 May 28, 2024      
Investment Owned, Balance, Shares | shares 115 115 115 115  
Amortized Cost $ 77,109 $ 77,109      
Total Investments $ 78,883 $ 88,657      
Investment Owned, Net Assets, Percentage 0.05% 0.05% 0.05% 0.05%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Florachem Corporation Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Florachem Corporation      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   spcbdc:ChemicalsPlasticsAndRubberSectorMember   spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate   6.50%   6.50%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash   10.98%   10.98%  
Investment, Investment Date   Apr. 29, 2022      
Investment Maturity Date   Apr. 29, 2028   Apr. 29, 2028  
Investment Owned, Balance, Principal Amount   $ 320,237      
Amortized Cost   320,237      
Total Investments   $ 320,237      
Investment Owned, Net Assets, Percentage   0.20%   0.20%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Florachem Corporation Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Florachem Corporation      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   spcbdc:ChemicalsPlasticsAndRubberSectorMember   spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate   6.50%   6.50%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash   10.98%   10.98%  
Investment, Investment Date   Apr. 29, 2022      
Investment Maturity Date   Apr. 29, 2028   Apr. 29, 2028  
Investment Owned, Balance, Principal Amount   $ 1,247,970      
Amortized Cost   1,247,970      
Total Investments   $ 1,247,970      
Investment Owned, Net Assets, Percentage   0.77%   0.77%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Florachem Corporation SK FC Holdings LP Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Florachem Corporation      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   Equity Securities [Member]   Equity Securities [Member]  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:OneMonthSofrMember   spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   spcbdc:ChemicalsPlasticsAndRubberSectorMember   spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Investment Date   Apr. 29, 2022      
Investment Owned, Balance, Shares | shares   161   161  
Amortized Cost   $ 161,283      
Total Investments   $ 273,011      
Investment Owned, Net Assets, Percentage   0.17%   0.17%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: Florachem Corporation Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Florachem Corporation      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   spcbdc:ChemicalsPlasticsAndRubberSectorMember   spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate   6.50%   6.50%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash   10.98%   10.98%  
Investment, Investment Date   Apr. 29, 2022      
Investment Maturity Date   Apr. 29, 2028   Apr. 29, 2028  
Investment Owned, Balance, Principal Amount   $ 752,260      
Amortized Cost   742,765      
Total Investments   $ 752,260      
Investment Owned, Net Assets, Percentage   0.47%   0.47%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Florachem Corporation, Delayed Draw Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Florachem Corporation      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   spcbdc:ChemicalsPlasticsAndRubberSectorMember   spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate   6.50%   6.50%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash   10.98%   10.98%  
Investment, Investment Date   Apr. 29, 2022      
Investment Maturity Date   Apr. 29, 2028   Apr. 29, 2028  
Investment Owned, Balance, Principal Amount   $ 204,742      
Amortized Cost   204,742      
Total Investments   $ 204,742      
Investment Owned, Net Assets, Percentage   0.13%   0.13%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Florachem Corporation, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Florachem Corporation      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   spcbdc:ChemicalsPlasticsAndRubberSectorMember   spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate   6.50%   6.50%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash   10.98%   10.98%  
Investment, Investment Date   Apr. 29, 2022      
Investment Maturity Date   Apr. 29, 2028   Apr. 29, 2028  
Investment Owned, Balance, Principal Amount   $ 480,953      
Amortized Cost   474,882      
Total Investments   $ 480,953      
Investment Owned, Net Assets, Percentage   0.30%   0.30%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: GSF Buyer, LLC GSF Group Holdings, L.P. Class A2 Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] GSF Buyer, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Beverage & Food   Beverage & Food    
Investment, Investment Date Apr. 30, 2025        
Investment Owned, Balance, Shares | shares 138   138    
Amortized Cost $ 138,021        
Total Investments $ 138,021        
Investment Owned, Net Assets, Percentage 0.08%   0.08%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: GSF Buyer, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] GSF Buyer, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Beverage & Food   Beverage & Food    
Investment, Interest Rate, Coupon Rate 5.00%   5.00%    
Investment, Interest Rate, Floor 1.00%   1.00%    
Investment, Interest Rate, Paid in Cash 9.28%   9.28%    
Investment, Investment Date Apr. 30, 2025        
Investment Maturity Date Apr. 30, 2031   Apr. 30, 2031    
Investment Owned, Balance, Principal Amount $ 1,679,781        
Amortized Cost 1,655,107        
Total Investments $ 1,655,107        
Investment Owned, Net Assets, Percentage 0.97%   0.97%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Green Intermediateco II, Inc. Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Green Intermediateco II, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   High Tech Industries   High Tech Industries  
Investment, Interest Rate, Coupon Rate   6.00%   6.00%  
Investment, Interest Rate, Floor   2.00%   2.00%  
Investment, Interest Rate, Paid in Cash   10.33%   10.33%  
Investment, Investment Date   Aug. 08, 2023      
Investment Maturity Date   Aug. 08, 2028   Aug. 08, 2028  
Investment Owned, Balance, Principal Amount   $ 986,984      
Amortized Cost   976,984      
Total Investments   $ 977,114      
Investment Owned, Net Assets, Percentage   0.60%   0.60%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Green Intermediateco II, Inc. Delayed Draw Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Green Intermediateco II, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   High Tech Industries   High Tech Industries  
Investment, Interest Rate, Coupon Rate   6.00%   6.00%  
Investment, Interest Rate, Floor   2.00%   2.00%  
Investment, Interest Rate, Paid in Cash   10.33%   10.33%  
Investment, Investment Date   Aug. 08, 2023      
Investment Maturity Date   Aug. 08, 2028   Aug. 08, 2028  
Investment Owned, Balance, Principal Amount   $ 631,022      
Amortized Cost   624,629      
Total Investments   $ 624,712      
Investment Owned, Net Assets, Percentage   0.38%   0.38%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Green Intermediateco II, Inc. Green Topco Holdings, LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Green Intermediateco II, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   Equity Securities [Member]   Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration]   High Tech Industries   High Tech Industries  
Investment, Investment Date   Aug. 08, 2023      
Investment Owned, Balance, Shares | shares   194,512   194,512  
Amortized Cost   $ 157,432      
Total Investments   $ 259,599      
Investment Owned, Net Assets, Percentage   0.16%   0.16%  
Investment, Significant Unobservable Input [true false]   false   false  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: Green Intermediateco II, Inc. Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Green Intermediateco II, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   High Tech Industries   High Tech Industries  
Investment, Interest Rate, Coupon Rate   6.00%   6.00%  
Investment, Interest Rate, Floor   2.00%   2.00%  
Investment, Interest Rate, Paid in Cash   10.33%   10.33%  
Investment, Investment Date   Aug. 08, 2023      
Investment Maturity Date   Aug. 08, 2028   Aug. 08, 2028  
Investment Owned, Balance, Principal Amount   $ 2,450,073      
Amortized Cost   2,402,131      
Total Investments   $ 2,425,572      
Investment Owned, Net Assets, Percentage   1.49%   1.49%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Green Intermediateco II, Inc. Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Green Intermediateco II, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   High Tech Industries   High Tech Industries  
Investment, Interest Rate, Coupon Rate   6.00%   6.00%  
Investment, Interest Rate, Floor   2.00%   2.00%  
Investment, Interest Rate, Paid in Cash   10.33%   10.33%  
Investment, Investment Date   Aug. 08, 2023      
Investment Maturity Date   Aug. 08, 2028   Aug. 08, 2028  
Investment Owned, Balance, Principal Amount   $ 3,832,165      
Amortized Cost   3,757,179      
Total Investments   $ 3,793,843      
Investment Owned, Net Assets, Percentage   2.34%   2.34%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Green Intermediateco II, Inc. Term Loan Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Green Intermediateco II, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:OneMonthSofrMember   spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   High Tech Industries   High Tech Industries  
Investment, Interest Rate, Coupon Rate   6.00%   6.00%  
Investment, Interest Rate, Floor   2.00%   2.00%  
Investment, Interest Rate, Paid in Cash   10.36%   10.36%  
Investment, Investment Date   Nov. 06, 2024      
Investment Maturity Date   Aug. 08, 2028   Aug. 08, 2028  
Investment Owned, Balance, Principal Amount   $ 3,598,099      
Amortized Cost   3,528,664      
Total Investments   $ 3,562,118      
Investment Owned, Net Assets, Percentage   2.19%   2.19%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Guidant Corp. Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Guidant Corp        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Energy: Oil & Gas   Energy: Oil & Gas    
Investment, Interest Rate, Coupon Rate 6.50%   6.50%    
Investment, Interest Rate, Floor 0.00%   0.00%    
Investment, Interest Rate, Paid in Cash 10.81%   10.81%    
Investment, Investment Date Mar. 11, 2024        
Investment Maturity Date Mar. 12, 2029   Mar. 12, 2029    
Investment Owned, Balance, Principal Amount $ 324,070        
Amortized Cost 324,070        
Total Investments $ 324,070        
Investment Owned, Net Assets, Percentage 0.19%   0.19%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Guidant Corp. Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Guidant Corp Guidant Corp      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Energy: Oil & Gas Energy: Oil & Gas Energy: Oil & Gas Energy: Oil & Gas  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.80% 10.83% 10.80% 10.83%  
Investment, Investment Date Mar. 11, 2024 Mar. 11, 2024      
Investment Maturity Date Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029  
Investment Owned, Balance, Principal Amount $ 4,636,282 $ 4,659,757      
Amortized Cost 4,507,025 4,516,741      
Total Investments $ 4,636,282 $ 4,659,757      
Investment Owned, Net Assets, Percentage 2.72% 2.87% 2.72% 2.87%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Guidant Corp. Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Guidant Corp Guidant Corp      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Energy: Oil & Gas Energy: Oil & Gas Energy: Oil & Gas Energy: Oil & Gas  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.80% 10.83% 10.80% 10.83%  
Investment, Investment Date Mar. 11, 2024 Mar. 11, 2024      
Investment Maturity Date Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029 Mar. 12, 2029  
Investment Owned, Balance, Principal Amount $ 2,964,180 $ 2,979,189      
Amortized Cost 2,881,540 2,887,752      
Total Investments $ 2,964,180 $ 2,979,189      
Investment Owned, Net Assets, Percentage 1.74% 1.83% 1.74% 1.83%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Guidant Corp. Titan Meter Topco LP Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Guidant Corp Guidant Corp      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Energy: Oil & Gas Energy: Oil & Gas Energy: Oil & Gas Energy: Oil & Gas  
Investment, Investment Date Mar. 11, 2024 Mar. 11, 2024      
Investment Owned, Balance, Shares | shares 395,667 395,667 395,667 395,667  
Amortized Cost $ 395,667 $ 395,667      
Total Investments $ 543,691 $ 594,011      
Investment Owned, Net Assets, Percentage 0.32% 0.37% 0.32% 0.37%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: HV Watterson Holdings LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] HV Watterson Holdings, LLC HV Watterson Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Interest rate 12.00% 12.00% 12.00% 12.00%  
Investment, Interest Rate, Floor 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Cash 8.00% 8.00% 8.00% 8.00%  
Investment, Interest Rate, Paid in Kind 4.00% 4.00% 4.00% 4.00%  
Investment, Investment Date Feb. 01, 2022 Feb. 01, 2022      
Investment Maturity Date Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026  
Investment Owned, Balance, Principal Amount $ 6,040,090 $ 5,920,425      
Amortized Cost 6,020,167 5,894,327      
Total Investments $ 5,919,288 $ 5,802,017      
Investment Owned, Net Assets, Percentage 3.48% 3.57% 3.48% 3.57%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: HV Watterson Holdings, LLC Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] HV Watterson Holdings, LLC HV Watterson Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Interest rate 12.00% 12.00% 12.00% 12.00%  
Investment, Interest Rate, Floor 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Cash 8.00% 8.00% 8.00% 8.00%  
Investment, Interest Rate, Paid in Kind 4.00% 4.00% 4.00% 4.00%  
Investment, Investment Date Feb. 01, 2022 Feb. 01, 2022      
Investment Maturity Date Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026  
Investment Owned, Balance, Principal Amount $ 146,729 $ 143,822      
Amortized Cost 146,174 143,102      
Total Investments $ 143,794 $ 140,946      
Investment Owned, Net Assets, Percentage 0.08% 0.09% 0.08% 0.09%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: HV Watterson Holdings, LLC Delayed Draw Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] HV Watterson Holdings, LLC HV Watterson Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Interest rate 12.00% 12.00% 12.00% 12.00%  
Investment, Interest Rate, Floor 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Cash 8.00% 8.00% 8.00% 8.00%  
Investment, Interest Rate, Paid in Kind 4.00% 4.00% 4.00% 4.00%  
Investment, Investment Date Feb. 01, 2022 Feb. 01, 2022      
Investment Maturity Date Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026  
Investment Owned, Balance, Principal Amount $ 56,575 $ 55,454      
Amortized Cost 56,361 55,176      
Total Investments $ 55,444 $ 54,345      
Investment Owned, Net Assets, Percentage 0.03% 0.03% 0.03% 0.03%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: HV Watterson Holdings, LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] HV Watterson Holdings, LLC HV Watterson Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Interest rate 12.00% 12.00% 12.00% 12.00%  
Investment, Interest Rate, Floor 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Cash 8.00% 8.00% 8.00% 8.00%  
Investment, Interest Rate, Paid in Kind 4.00% 4.00% 4.00% 4.00%  
Investment, Investment Date Feb. 01, 2022 Feb. 01, 2022      
Investment Maturity Date Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026  
Investment Owned, Balance, Principal Amount $ 1,241,200 $ 1,216,609      
Amortized Cost 1,241,200 1,216,609      
Total Investments $ 1,216,376 $ 1,192,277      
Investment Owned, Net Assets, Percentage 0.71% 0.73% 0.71% 0.73%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: HV Watterson Holdings, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] HV Watterson Holdings, LLC HV Watterson Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Interest rate 12.00% 12.00% 12.00% 12.00%  
Investment, Interest Rate, Floor 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Cash 8.00% 8.00% 8.00% 8.00%  
Investment, Interest Rate, Paid in Kind 4.00% 4.00% 4.00% 4.00%  
Investment, Investment Date Feb. 01, 2022 Feb. 01, 2022      
Investment Maturity Date Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026 Dec. 17, 2026  
Investment Owned, Balance, Principal Amount $ 2,328,882 $ 2,282,743      
Amortized Cost 2,321,200 2,272,680      
Total Investments $ 2,282,304 $ 2,237,088      
Investment Owned, Net Assets, Percentage 1.34% 1.38% 1.34% 1.38%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Heartland Business Systems, LLC AMCO HBS Holdings, LP Class A Units Equity          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Heartland Business Systems, LLC Heartland Business Systems, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Investment Date Aug. 26, 2022 Aug. 26, 2022      
Investment Owned, Balance, Shares | shares 1,570 1,570 1,570 1,570  
Amortized Cost $ 107,029 $ 120,502      
Total Investments $ 430,960 $ 338,184      
Investment Owned, Net Assets, Percentage 0.25% 0.21% 0.25% 0.21%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Heartland Business Systems, LLC Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Heartland Business Systems, LLC Heartland Business Systems, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.70% 10.73% 10.70% 10.73%  
Investment, Investment Date Aug. 26, 2022 Aug. 26, 2022      
Investment Maturity Date Aug. 26, 2027 Aug. 26, 2027 Aug. 26, 2027 Aug. 26, 2027  
Investment Owned, Balance, Principal Amount $ 2,333,908 $ 2,345,846      
Amortized Cost 2,316,031 2,326,714      
Total Investments $ 2,333,908 $ 2,345,846      
Investment Owned, Net Assets, Percentage 1.37% 1.44% 1.37% 1.44%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Heartland Business Systems, LLC Delayed Draw Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Heartland Business Systems, LLC Heartland Business Systems, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.70% 10.73% 10.70% 10.73%  
Investment, Investment Date Aug. 26, 2022 Aug. 26, 2022      
Investment Maturity Date Aug. 26, 2027 Aug. 26, 2027 Aug. 26, 2027 Aug. 26, 2027  
Investment Owned, Balance, Principal Amount $ 907,631 $ 912,274      
Amortized Cost 900,679 904,834      
Total Investments $ 907,631 $ 912,274      
Investment Owned, Net Assets, Percentage 0.53% 0.56% 0.53% 0.56%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Heartland Business Systems, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Heartland Business Systems, LLC Heartland Business Systems, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.70% 10.73% 10.70% 10.73%  
Investment, Investment Date Aug. 26, 2022 Aug. 26, 2022      
Investment Maturity Date Aug. 26, 2027 Aug. 26, 2027 Aug. 26, 2027 Aug. 26, 2027  
Investment Owned, Balance, Principal Amount $ 2,248,123 $ 2,259,681      
Amortized Cost 2,225,934 2,232,867      
Total Investments $ 2,248,123 $ 2,259,681      
Investment Owned, Net Assets, Percentage 1.32% 1.39% 1.32% 1.39%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Heartland Business Systems, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Heartland Business Systems, LLC Heartland Business Systems, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.70% 10.73% 10.70% 10.73%  
Investment, Investment Date Aug. 26, 2022 Aug. 26, 2022      
Investment Maturity Date Aug. 26, 2027 Aug. 26, 2027 Aug. 26, 2027 Aug. 26, 2027  
Investment Owned, Balance, Principal Amount $ 874,270 $ 878,765      
Amortized Cost 865,641 868,337      
Total Investments $ 874,270 $ 878,765      
Investment Owned, Net Assets, Percentage 0.51% 0.54% 0.51% 0.54%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Husk AcquireCo Inc. SK Spectra Holdings LP Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Husk AcquireCo Inc Husk AcquireCo Inc      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Beverage & Food Beverage & Food Beverage & Food Beverage & Food  
Investment, Investment Date Nov. 15, 2024 Nov. 15, 2024      
Investment Owned, Balance, Shares | shares 119 119 119 119  
Amortized Cost $ 119,320 $ 119,320      
Total Investments $ 126,153 $ 119,320      
Investment Owned, Net Assets, Percentage 0.07% 0.07% 0.07% 0.07%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Husk AcquireCo Inc. Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Husk AcquireCo Inc Husk AcquireCo Inc      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Beverage & Food Beverage & Food Beverage & Food Beverage & Food  
Investment, Interest Rate, Coupon Rate 5.75% 5.75% 5.75% 5.75%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.00% 10.16% 10.00% 10.16%  
Investment, Investment Date Nov. 14, 2024 Nov. 14, 2024      
Investment Maturity Date Nov. 15, 2029 Nov. 15, 2029 Nov. 15, 2029 Nov. 15, 2029  
Investment Owned, Balance, Principal Amount $ 2,120,069 $ 2,130,722      
Amortized Cost 2,091,466 2,099,561      
Total Investments $ 2,098,868 $ 2,099,561      
Investment Owned, Net Assets, Percentage 1.23% 1.29% 1.23% 1.29%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Identity Theft Guard Solutions, Inc. IDX Parent, LLC Class A-2 Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Identity Theft Guard Solutions, Inc.        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Investment Date Feb. 28, 2025        
Investment Owned, Balance, Shares | shares 330,747   330,747    
Amortized Cost $ 330,747        
Total Investments $ 479,922        
Investment Owned, Net Assets, Percentage 0.28%   0.28%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Identity Theft Guard Solutions, Inc. Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Identity Theft Guard Solutions, Inc.        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember   spcbdc:OneMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Interest Rate, Coupon Rate 5.50%   5.50%    
Investment, Interest Rate, Floor 1.50%   1.50%    
Investment, Interest Rate, Paid in Cash 9.83%   9.83%    
Investment, Investment Date Feb. 28, 2025        
Investment Maturity Date Feb. 28, 2030   Feb. 28, 2030    
Investment Owned, Balance, Principal Amount $ 7,109,254        
Amortized Cost 6,974,446        
Total Investments $ 7,002,616        
Investment Owned, Net Assets, Percentage 4.12%   4.12%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Impact Home Services LLC Impact Holdings Georgia LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Impact Home Services LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   Equity Securities [Member]   Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration]   Services: Consumer   Services: Consumer  
Investment, Investment Date   Apr. 28, 2023      
Investment Owned, Balance, Shares | shares   212   212  
Amortized Cost   $ 212,303      
Investment Owned, Net Assets, Percentage   0.00%   0.00%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: Impact Home Services LLC Impact Holdings Georgia LLC Class A-1 Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Impact Home Services LLC Impact Home Services LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Consumer Services: Consumer Services: Consumer Services: Consumer  
Investment, Investment Date Jan. 31, 2024 Jan. 31, 2024      
Investment Owned, Balance, Shares | shares 21 21 21 21  
Amortized Cost $ 21,483 $ 21,483      
Total Investments $ 21,915 $ 13,014      
Investment Owned, Net Assets, Percentage 0.01% 0.01% 0.01% 0.01%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Impact Home Services LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Impact Home Services LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Services: Consumer   Services: Consumer  
Investment, Interest Rate, Coupon Rate   6.50%   6.50%  
Investment, Interest Rate, Floor   2.00%   2.00%  
Investment, Interest Rate, Paid in Cash   10.83%   10.83%  
Investment, Investment Date   Apr. 28, 2023      
Investment Maturity Date   Apr. 28, 2028   Apr. 28, 2028  
Investment Owned, Balance, Principal Amount   $ 607,105      
Amortized Cost   607,105      
Total Investments   $ 585,856      
Investment Owned, Net Assets, Percentage   0.36%   0.36%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Impact Home Services LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Impact Home Services LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Services: Consumer   Services: Consumer  
Investment, Interest Rate, Coupon Rate   6.50%   6.50%  
Investment, Interest Rate, Floor   2.00%   2.00%  
Investment, Interest Rate, Paid in Cash   10.83%   10.83%  
Investment, Investment Date   Apr. 28, 2023      
Investment Maturity Date   Apr. 28, 2028   Apr. 28, 2028  
Investment Owned, Balance, Principal Amount   $ 2,640,217      
Amortized Cost   2,591,936      
Total Investments   $ 2,547,809      
Investment Owned, Net Assets, Percentage   1.57%   1.57%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Impact Home Services LLC Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Impact Home Services LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Services: Consumer   Services: Consumer  
Investment, Interest Rate, Coupon Rate   6.50%   6.50%  
Investment, Interest Rate, Floor   2.00%   2.00%  
Investment, Interest Rate, Paid in Cash   10.83%   10.83%  
Investment, Investment Date   Jun. 30, 2023      
Investment Maturity Date   Apr. 28, 2028   Apr. 28, 2028  
Investment Owned, Balance, Principal Amount   $ 120,010      
Amortized Cost   117,757      
Total Investments   $ 115,810      
Investment Owned, Net Assets, Percentage   0.07%   0.07%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Impact Home Services LLC Term Loan Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Impact Home Services LLC Impact Home Services LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Consumer Services: Consumer Services: Consumer Services: Consumer  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.80% 10.83% 10.80% 10.83%  
Investment, Investment Date Oct. 11, 2023 Oct. 11, 2023      
Investment Maturity Date Apr. 28, 2028 Apr. 28, 2028 Apr. 28, 2028 Apr. 28, 2028  
Investment Owned, Balance, Principal Amount $ 240,094 $ 240,629      
Amortized Cost 235,999 235,927      
Total Investments $ 231,691 $ 232,207      
Investment Owned, Net Assets, Percentage 0.14% 0.14% 0.14% 0.14%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Impact Home Services LLC, Impact Holdings Georgia LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Impact Home Services LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Services: Consumer   Services: Consumer    
Investment, Investment Date Apr. 28, 2023        
Investment Owned, Balance, Shares | shares 212   212    
Amortized Cost $ 212,303        
Investment Owned, Net Assets, Percentage 0.00%   0.00%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Impact Home Services LLC, Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Impact Home Services LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Services: Consumer   Services: Consumer    
Investment, Interest Rate, Coupon Rate 6.50%   6.50%    
Investment, Interest Rate, Floor 2.00%   2.00%    
Investment, Interest Rate, Paid in Cash 10.80%   10.80%    
Investment, Investment Date Apr. 28, 2023        
Investment Maturity Date Apr. 28, 2028   Apr. 28, 2028    
Investment Owned, Balance, Principal Amount $ 607,105        
Amortized Cost 607,105        
Total Investments $ 585,856        
Investment Owned, Net Assets, Percentage 0.34%   0.34%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Impact Home Services LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Impact Home Services LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Services: Consumer   Services: Consumer    
Investment, Interest Rate, Coupon Rate 6.50%   6.50%    
Investment, Interest Rate, Floor 2.00%   2.00%    
Investment, Interest Rate, Paid in Cash 10.80%   10.80%    
Investment, Investment Date Apr. 28, 2023        
Investment Maturity Date Apr. 28, 2028   Apr. 28, 2028    
Investment Owned, Balance, Principal Amount $ 2,634,319        
Amortized Cost 2,592,308        
Total Investments $ 2,542,118        
Investment Owned, Net Assets, Percentage 1.49%   1.49%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Impact Home Services LLC, Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Impact Home Services LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Services: Consumer   Services: Consumer    
Investment, Interest Rate, Coupon Rate 6.50%   6.50%    
Investment, Interest Rate, Floor 2.00%   2.00%    
Investment, Interest Rate, Paid in Cash 10.80%   10.80%    
Investment, Investment Date Jun. 30, 2023        
Investment Maturity Date Apr. 28, 2028   Apr. 28, 2028    
Investment Owned, Balance, Principal Amount $ 119,742        
Amortized Cost 117,781        
Total Investments $ 115,551        
Investment Owned, Net Assets, Percentage 0.07%   0.07%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Inoapps Bidco LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Inoapps Bidco, LLC Inoapps Bidco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.75% 5.75% 5.75% 5.75%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.19% 10.22% 10.19% 10.22%  
Investment, Investment Date Feb. 15, 2022 Feb. 15, 2022      
Investment Maturity Date Feb. 15, 2027 Feb. 15, 2027 Feb. 15, 2027 Feb. 15, 2027  
Investment Owned, Balance, Principal Amount $ 948,767 $ 759,013      
Amortized Cost 948,767 759,013      
Total Investments $ 944,023 $ 759,013      
Investment Owned, Net Assets, Percentage 0.55% 0.47% 0.55% 0.47%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Inoapps Bidco LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Inoapps Bidco, LLC Inoapps Bidco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.75% 5.75% 5.75% 5.75%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.29% 10.60% 10.29% 10.60%  
Investment, Investment Date Feb. 15, 2022 Feb. 15, 2022      
Investment Maturity Date Feb. 15, 2027 Feb. 15, 2027 Feb. 15, 2027 Feb. 15, 2027  
Investment Owned, Balance, Principal Amount $ 3,971,760 $ 3,992,233      
Amortized Cost 3,941,798 3,953,850      
Total Investments $ 3,951,901 $ 3,992,233      
Investment Owned, Net Assets, Percentage 2.32% 2.46% 2.32% 2.46%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Inoapps Bidco, LLC Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Inoapps Bidco, LLC Inoapps Bidco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.75% 5.75% 5.75% 5.75%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.29% 10.60% 10.29% 10.60%  
Investment, Investment Date Feb. 15, 2022 Feb. 15, 2022      
Investment Maturity Date Feb. 15, 2027 Feb. 15, 2027 Feb. 15, 2027 Feb. 15, 2027  
Investment Owned, Balance, Principal Amount $ 1,659,165 $ 1,667,696      
Amortized Cost 1,652,348 1,658,976      
Total Investments $ 1,650,869 $ 1,667,696      
Investment Owned, Net Assets, Percentage 0.97% 1.03% 0.97% 1.03%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Inoapps Bidco, LLC Delayed Draw Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Inoapps Bidco, LLC Inoapps Bidco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.75% 5.75% 5.75% 5.75%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.29% 10.60% 10.29% 10.60%  
Investment, Investment Date Feb. 15, 2022 Feb. 15, 2022      
Investment Maturity Date Feb. 15, 2027 Feb. 15, 2027 Feb. 15, 2027 Feb. 15, 2027  
Investment Owned, Balance, Principal Amount $ 647,523 $ 650,853      
Amortized Cost 644,863 647,450      
Total Investments $ 644,285 $ 650,853      
Investment Owned, Net Assets, Percentage 0.38% 0.40% 0.38% 0.40%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Inoapps Bidco, LLC Inoapps Holdings, LLC Series A-1 Preferred Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Inoapps Bidco, LLC Inoapps Bidco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Investment Date Feb. 15, 2022 Feb. 15, 2022      
Investment Owned, Balance, Shares | shares 512,365 512,365 512,365 512,365  
Amortized Cost $ 543,572 $ 543,572      
Total Investments $ 725,763 $ 693,648      
Investment Owned, Net Assets, Percentage 0.43% 0.43% 0.43% 0.43%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Inoapps Bidco, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Inoapps Bidco, LLC Inoapps Bidco, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.75% 5.75% 5.75% 5.75%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.29% 10.60% 10.29% 10.60%  
Investment, Investment Date Feb. 15, 2022 Feb. 15, 2022      
Investment Maturity Date Feb. 15, 2027 Feb. 15, 2027 Feb. 15, 2027 Feb. 15, 2027  
Investment Owned, Balance, Principal Amount $ 1,550,061 $ 1,558,051      
Amortized Cost 1,538,368 1,543,071      
Total Investments $ 1,542,311 $ 1,558,051      
Investment Owned, Net Assets, Percentage 0.91% 0.96% 0.91% 0.96%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: International Cybernetics Acquisition, LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] International Cybernetics Acquisition, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Interest Rate, Coupon Rate 5.25%   5.25%    
Investment, Interest Rate, Floor 1.50%   1.50%    
Investment, Interest Rate, Paid in Cash 9.55%   9.55%    
Investment, Investment Date Jun. 03, 2025        
Investment Maturity Date Jun. 03, 2030   Jun. 03, 2030    
Investment Owned, Balance, Principal Amount $ 3,099,188        
Amortized Cost 3,045,638        
Total Investments $ 3,045,638        
Investment Owned, Net Assets, Percentage 1.79%   1.79%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: International Cybernetics Holdings, LP Class B Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] International Cybernetics Acquisition, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Investment Date Jun. 02, 2025        
Investment Owned, Balance, Principal Amount $ 864        
Amortized Cost 86,375        
Total Investments $ 86,375        
Investment Owned, Net Assets, Percentage 0.05%   0.05%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Lightning Intermediate II LLC Gauge Vimergy Coinvest LLC Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Lightning Intermediate II, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   Equity Securities [Member]   Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration]   Consumer Goods: Non-Durable   Consumer Goods: Non-Durable  
Investment, Investment Date   Jun. 06, 2022      
Investment Owned, Balance, Principal Amount   $ 178      
Amortized Cost   175,035      
Total Investments   $ 56,195      
Investment Owned, Net Assets, Percentage   0.03%   0.03%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: Lightning Intermediate II, LLC, Gauge Vimergy Coinvest LLC Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Lightning Intermediate II, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable   Consumer Goods: Non-Durable    
Investment, Investment Date Jun. 06, 2022        
Investment Owned, Balance, Principal Amount $ 178        
Amortized Cost 175,035        
Total Investments $ 142,580        
Investment Owned, Net Assets, Percentage 0.08%   0.08%    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Lightning Intermediate II, LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Lightning Intermediate II, LLC Lightning Intermediate II, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.92% 11.03% 10.92% 11.03%  
Investment, Investment Date Jun. 06, 2022 Jun. 06, 2022      
Investment Maturity Date Jun. 06, 2027 Jun. 06, 2027 Jun. 06, 2027 Jun. 06, 2027  
Investment Owned, Balance, Principal Amount $ 3,150,208 $ 3,519,931      
Amortized Cost 3,122,107 3,481,488      
Total Investments $ 3,134,457 $ 3,502,331      
Investment Owned, Net Assets, Percentage 1.84% 2.16% 1.84% 2.16%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Lightning Intermediate II, LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Lightning Intermediate II, LLC Lightning Intermediate II, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember spcbdc:SixMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.92% 11.03% 10.92% 11.03%  
Investment, Investment Date Jun. 06, 2022 Jun. 06, 2022      
Investment Maturity Date Jun. 06, 2027 Jun. 06, 2027 Jun. 06, 2027 Jun. 06, 2027  
Investment Owned, Balance, Shares | shares 2,014,067 2,250,448 2,014,067 2,250,448  
Amortized Cost $ 1,996,101 $ 2,225,870      
Total Investments $ 2,003,997 $ 2,239,196      
Investment Owned, Net Assets, Percentage 1.18% 1.38% 1.18% 1.38%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Luxium Solutions, LLC, Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Luxium Solutions, LLC Luxium Solutions, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date May 10, 2024 May 10, 2024      
Investment Maturity Date Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027  
Investment Owned, Balance, Principal Amount $ 294,774 $ 296,262      
Amortized Cost 293,105 294,304      
Total Investments $ 293,300 $ 294,781      
Investment Owned, Net Assets, Percentage 0.17% 0.18% 0.17% 0.18%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Luxium Solutions, LLC, Delayed Draw Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Luxium Solutions, LLC Luxium Solutions, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date May 10, 2024 May 10, 2024      
Investment Maturity Date Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027  
Investment Owned, Balance, Principal Amount $ 188,462 $ 189,414      
Amortized Cost 187,395 188,162      
Total Investments $ 187,520 $ 188,467      
Investment Owned, Net Assets, Percentage 0.11% 0.12% 0.11% 0.12%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Luxium Solutions, LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Luxium Solutions, LLC Luxium Solutions, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date May 10, 2024 May 10, 2024      
Investment Maturity Date Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027  
Investment Owned, Balance, Principal Amount $ 1,425,836 $ 1,433,148      
Amortized Cost 1,410,258 1,414,887      
Total Investments $ 1,418,707 $ 1,425,982      
Investment Owned, Net Assets, Percentage 0.83% 0.88% 0.83% 0.88%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Luxium Solutions, LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Luxium Solutions, LLC Luxium Solutions, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date May 10, 2024 May 10, 2024      
Investment Maturity Date Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027  
Investment Owned, Balance, Principal Amount $ 911,600 $ 916,275      
Amortized Cost 901,640 904,600      
Total Investments $ 907,042 $ 911,694      
Investment Owned, Net Assets, Percentage 0.53% 0.56% 0.53% 0.56%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Luxium Solutions, LLC, Term Loan (PBDC SPV) One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Luxium Solutions, LLC Luxium Solutions, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date May 10, 2024 May 10, 2024      
Investment Maturity Date Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027  
Investment Owned, Balance, Principal Amount $ 388,217 $ 390,177      
Amortized Cost 383,977 385,206      
Total Investments $ 386,276 $ 388,226      
Investment Owned, Net Assets, Percentage 0.23% 0.24% 0.23% 0.24%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Luxium Solutions, LLC, Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Luxium Solutions, LLC Luxium Solutions, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date May 10, 2024 May 10, 2024      
Investment Maturity Date Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027 Dec. 01, 2027  
Investment Owned, Balance, Principal Amount $ 607,211 $ 610,277      
Amortized Cost 600,579 602,502      
Total Investments $ 604,175 $ 607,226      
Investment Owned, Net Assets, Percentage 0.36% 0.37% 0.36% 0.37%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: MBH Management LLC, MBH Parent, LLC Common Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MBH Management LLC MBH Management LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Investment Date Nov. 15, 2024 Nov. 15, 2024      
Investment Owned, Balance, Principal Amount   $ 370,083      
Investment Owned, Balance, Shares | shares 370,083   370,083    
Amortized Cost $ 370,083 370,083      
Total Investments $ 450,145 $ 370,083      
Investment Owned, Net Assets, Percentage 0.26% 0.23% 0.26% 0.23%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: MBH Management LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MBH Management LLC MBH Management LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 5.00% 5.25% 5.00% 5.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 9.33% 9.61% 9.33% 9.61%  
Investment, Investment Date Nov. 15, 2024 Nov. 15, 2024      
Investment Maturity Date Nov. 15, 2029 Nov. 15, 2029 Nov. 15, 2029 Nov. 15, 2029  
Investment Owned, Balance, Principal Amount $ 3,863,887 $ 3,883,303      
Amortized Cost 3,794,588 3,807,590      
Total Investments $ 3,805,929 $ 3,807,590      
Investment Owned, Net Assets, Percentage 2.24% 2.34% 2.24% 2.34%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: MacKenzie Childs Acquisition, Inc, MacKenzie-Childs Investment, LP Partnership Interests          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   MacKenzie-Childs Acquisition, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   Equity Securities [Member]   Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration]   Consumer Goods: Durable   Consumer Goods: Durable  
Investment, Investment Date   Sep. 02, 2022      
Investment Owned, Balance, Principal Amount   $ 311,482      
Amortized Cost   311,482      
Total Investments   $ 312,361      
Investment Owned, Net Assets, Percentage   0.19%   0.19%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: MacKenzie Childs Acquisition, Inc, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MacKenzie-Childs Acquisition, Inc. MacKenzie-Childs Acquisition, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Durable Consumer Goods: Durable Consumer Goods: Durable Consumer Goods: Durable  
Investment, Interest Rate, Coupon Rate 5.50% 6.00% 5.50% 6.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.95% 10.48% 9.95% 10.48%  
Investment, Investment Date Sep. 02, 2022 Sep. 02, 2022      
Investment Maturity Date Sep. 02, 2027 Sep. 02, 2027 Sep. 02, 2027 Sep. 02, 2027  
Investment Owned, Balance, Principal Amount   $ 5,078,735      
Investment Owned, Balance, Shares | shares 5,078,735   5,078,735    
Amortized Cost $ 5,040,476 5,033,025      
Total Investments $ 5,078,735 $ 5,078,735      
Investment Owned, Net Assets, Percentage 2.98% 3.13% 2.98% 3.13%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: MacKenzie-Childs Acquisition, Inc., MacKenzie-Childs Investment, LP Partnership Interests          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MacKenzie-Childs Acquisition, Inc.        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Durable   Consumer Goods: Durable    
Investment, Investment Date Sep. 02, 2022        
Investment Owned, Balance, Principal Amount $ 311,482        
Amortized Cost 311,482        
Total Investments $ 504,788        
Investment Owned, Net Assets, Percentage 0.30%   0.30%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: MacKenzie-Childs Acquisition, Inc., Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MacKenzie-Childs Acquisition, Inc.        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] us-gaap:PrimeRateMember   us-gaap:PrimeRateMember    
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Durable   Consumer Goods: Durable    
Investment, Interest Rate, Coupon Rate 4.50%   4.50%    
Investment, Interest Rate, Floor 1.00%   1.00%    
Investment, Interest Rate, Paid in Cash 9.96%   9.96%    
Investment, Investment Date Sep. 02, 2022        
Investment Maturity Date Sep. 02, 2027   Sep. 02, 2027    
Investment Owned, Balance, Principal Amount $ 1,024,314        
Amortized Cost 1,024,314        
Total Investments $ 1,024,314        
Investment Owned, Net Assets, Percentage 0.60%   0.60%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: MacKenzie-Childs Acquisition, Inc., Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MacKenzie-Childs Acquisition, Inc. MacKenzie-Childs Acquisition, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Durable Consumer Goods: Durable Consumer Goods: Durable Consumer Goods: Durable  
Investment, Interest Rate, Coupon Rate 5.50% 6.00% 5.50% 6.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.95% 10.48% 9.95% 10.48%  
Investment, Investment Date Sep. 02, 2022 Sep. 02, 2022      
Investment Maturity Date Sep. 02, 2027 Sep. 02, 2027 Sep. 02, 2027 Sep. 02, 2027  
Investment Owned, Balance, Principal Amount $ 3,247,060 $ 3,247,060      
Amortized Cost 3,222,600 3,217,836      
Total Investments $ 3,247,060 $ 3,247,060      
Investment Owned, Net Assets, Percentage 1.91% 2.00% 1.91% 2.00%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Madison Logic Holdings, Inc Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Madison Logic Holdings, Inc. Madison Logic Holdings, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Interest Rate, Coupon Rate 7.00% 7.00% 7.00% 7.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 11.33% 11.34% 11.33% 11.34%  
Investment, Interest Rate, Paid in Kind 0.00% 0.00% 0.00% 0.00%  
Investment, Investment Date Dec. 30, 2022 Dec. 30, 2022      
Investment Maturity Date Dec. 30, 2028 Dec. 30, 2028 Dec. 30, 2028 Dec. 30, 2028  
Investment Owned, Balance, Principal Amount $ 2,308,588 $ 2,293,054      
Amortized Cost 2,269,349 2,247,083      
Total Investments $ 2,204,702 $ 2,224,262      
Investment Owned, Net Assets, Percentage 1.30% 1.37% 1.30% 1.37%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Madison Logic Holdings, Inc, BC Partners Glengarry Co-Investment LP Class 1 Interests          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Madison Logic Holdings, Inc. Madison Logic Holdings, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Investment Date Jul. 07, 2023 Jul. 07, 2023      
Investment Owned, Balance, Principal Amount $ 461,351 $ 461,351      
Amortized Cost 461,351 461,351      
Total Investments $ 175,607 $ 251,111      
Investment Owned, Net Assets, Percentage 0.10% 0.15% 0.10% 0.15%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Madison Logic Holdings, Inc., Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Madison Logic Holdings, Inc. Madison Logic Holdings, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Interest Rate, Coupon Rate 7.00% 7.00% 7.00% 7.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 11.33% 11.34% 11.33% 11.34%  
Investment, Interest Rate, Paid in Kind 0.00% 0.00% 0.00% 0.00%  
Investment, Investment Date Dec. 30, 2022 Dec. 30, 2022      
Investment Maturity Date Dec. 30, 2028 Dec. 30, 2028 Dec. 30, 2028 Dec. 30, 2028  
Investment Owned, Balance, Principal Amount $ 1,475,983 $ 1,466,051      
Amortized Cost 1,450,896 1,436,660      
Total Investments $ 1,409,564 $ 1,422,069      
Investment Owned, Net Assets, Percentage 0.83% 0.88% 0.83% 0.88%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Madison Logic Holdings, Inc., Term Loan (PBDC SPV) One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Madison Logic Holdings, Inc. Madison Logic Holdings, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Interest Rate, Coupon Rate 7.50% 7.50% 7.50% 7.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Kind 11.84% 11.84% 11.84% 11.84%  
Investment, Investment Date Dec. 30, 2022 Dec. 30, 2022      
Investment Maturity Date Dec. 30, 2028 Dec. 30, 2028 Dec. 30, 2028 Dec. 30, 2028  
Investment Owned, Balance, Principal Amount $ 368,996 $ 366,513      
Amortized Cost 362,724 359,165      
Total Investments $ 352,391 $ 355,518      
Investment Owned, Net Assets, Percentage 0.21% 0.22% 0.21% 0.22%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Madison Logic Holdings, Inc., Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Madison Logic Holdings, Inc. Madison Logic Holdings, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Interest Rate, Coupon Rate 7.50% 7.50% 7.50% 7.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Kind 11.84% 11.84% 11.84% 11.84%  
Investment, Investment Date Dec. 30, 2022 Dec. 30, 2022      
Investment Maturity Date Dec. 30, 2028 Dec. 30, 2028 Dec. 30, 2028 Dec. 30, 2028  
Investment Owned, Balance, Principal Amount $ 577,147 $ 573,263      
Amortized Cost 567,337 561,770      
Total Investments $ 551,175 $ 556,065      
Investment Owned, Net Assets, Percentage 0.32% 0.34% 0.32% 0.34%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: MedLearning Group, LLC, Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MedLearning Group, LLC. MedLearning Group, LLC.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date Mar. 26, 2024 Mar. 26, 2024      
Investment Maturity Date Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027  
Investment Owned, Balance, Principal Amount $ 197,081 $ 198,071      
Amortized Cost 195,395 196,090      
Total Investments $ 194,125 $ 195,100      
Investment Owned, Net Assets, Percentage 0.11% 0.12% 0.11% 0.12%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: MedLearning Group, LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MedLearning Group, LLC. MedLearning Group, LLC.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date Mar. 26, 2024 Mar. 26, 2024      
Investment Maturity Date Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027  
Investment Owned, Balance, Principal Amount $ 1,058,702 $ 1,064,090      
Amortized Cost 1,043,486 1,046,267      
Total Investments $ 1,042,821 $ 1,048,129      
Investment Owned, Net Assets, Percentage 0.61% 0.65% 0.61% 0.65%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: MedLearning Group, LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MedLearning Group, LLC. MedLearning Group, LLC.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date Mar. 26, 2024 Mar. 26, 2024      
Investment Maturity Date Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027  
Investment Owned, Balance, Principal Amount $ 676,875 $ 680,320      
Amortized Cost 667,146 668,925      
Total Investments $ 666,722 $ 670,115      
Investment Owned, Net Assets, Percentage 0.39% 0.41% 0.39% 0.41%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: MedLearning Group, LLC, Term Loan (PBDC SPV) One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MedLearning Group, LLC. MedLearning Group, LLC.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date Mar. 26, 2024 Mar. 26, 2024      
Investment Maturity Date Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027  
Investment Owned, Balance, Principal Amount $ 396,731 $ 398,765      
Amortized Cost 391,029 392,086      
Total Investments $ 390,780 $ 392,784      
Investment Owned, Net Assets, Percentage 0.23% 0.24% 0.23% 0.24%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: MedLearning Group, LLC, Term Loan (PBDC SPV) Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MedLearning Group, LLC. MedLearning Group, LLC.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date Mar. 26, 2024 Mar. 26, 2024      
Investment Maturity Date Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027  
Investment Owned, Balance, Principal Amount $ 323,962 $ 325,602      
Amortized Cost 319,317 320,162      
Total Investments $ 319,103 $ 320,718      
Investment Owned, Net Assets, Percentage 0.19% 0.20% 0.19% 0.20%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: MedLearning Group, LLC, Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MedLearning Group, LLC. MedLearning Group, LLC.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date Mar. 26, 2024 Mar. 26, 2024      
Investment Maturity Date Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027  
Investment Owned, Balance, Principal Amount $ 620,528 $ 623,710      
Amortized Cost 611,609 613,263      
Total Investments $ 611,220 $ 614,354      
Investment Owned, Net Assets, Percentage 0.36% 0.38% 0.36% 0.38%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: MedLearning Group, LLC, Term Loan Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] MedLearning Group, LLC. MedLearning Group, LLC.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.55% 10.58% 10.55% 10.58%  
Investment, Investment Date Mar. 26, 2024 Mar. 26, 2024      
Investment Maturity Date Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027 Dec. 30, 2027  
Investment Owned, Balance, Principal Amount   $ 509,275      
Investment Owned, Balance, Shares | shares 506,710   506,710    
Amortized Cost $ 499,445 500,766      
Total Investments $ 499,109 $ 501,636      
Investment Owned, Net Assets, Percentage 0.29% 0.31% 0.29% 0.31%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Michelli, LLC SP MWM Holdco LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Michelli, LLC Michelli, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Investment Date Dec. 21, 2023 Dec. 21, 2023      
Investment Owned, Balance, Principal Amount $ 266,062 $ 266,062      
Amortized Cost 266,062 266,062      
Total Investments $ 234,271 $ 307,992      
Investment Owned, Net Assets, Percentage 0.14% 0.19% 0.14% 0.19%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Michelli, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Michelli, LLC Michelli, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 6.00% 5.75% 6.00% 5.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.30% 10.08% 10.30% 10.08%  
Investment, Investment Date Dec. 21, 2023 Dec. 21, 2023      
Investment Maturity Date Dec. 21, 2028 Dec. 21, 2028 Dec. 21, 2028 Dec. 21, 2028  
Investment Owned, Balance, Principal Amount $ 806,753 $ 810,848      
Amortized Cost 794,519 797,169      
Total Investments $ 806,753 $ 806,794      
Investment Owned, Net Assets, Percentage 0.47% 0.50% 0.47% 0.50%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Michelli, LLC, Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Michelli, LLC Michelli, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 6.00% 5.75% 6.00% 5.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.30% 10.08% 10.30% 10.08%  
Investment, Investment Date Dec. 21, 2023 Dec. 21, 2023      
Investment Maturity Date Dec. 21, 2028 Dec. 21, 2028 Dec. 21, 2028 Dec. 21, 2028  
Investment Owned, Balance, Principal Amount $ 2,960,002 $ 2,974,921      
Amortized Cost 2,935,448 2,947,434      
Total Investments $ 2,960,002 $ 2,960,046      
Investment Owned, Net Assets, Percentage 1.74% 1.82% 1.74% 1.82%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Michelli, LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Michelli, LLC Michelli, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Capital Equipment spcbdc:CapitalEquipmentSectorMember Capital Equipment spcbdc:CapitalEquipmentSectorMember  
Investment, Interest Rate, Coupon Rate 6.00% 5.75% 6.00% 5.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.30% 10.08% 10.30% 10.08%  
Investment, Investment Date Dec. 21, 2023 Dec. 21, 2023      
Investment Maturity Date Dec. 21, 2028 Dec. 21, 2028 Dec. 21, 2028 Dec. 21, 2028  
Investment Owned, Balance, Principal Amount $ 515,793 $ 518,411      
Amortized Cost 507,971 509,665      
Total Investments $ 515,793 $ 515,819      
Investment Owned, Net Assets, Percentage 0.30% 0.32% 0.30% 0.32%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Microbe Formulas LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Microbe Formulas LLC Microbe Formulas LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable  
Investment, Interest Rate, Coupon Rate 5.75% 5.75% 5.75% 5.75%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.18% 10.21% 10.18% 10.21%  
Investment, Investment Date Apr. 04, 2022 Apr. 04, 2022      
Investment Maturity Date Apr. 03, 2028 Apr. 03, 2028 Apr. 03, 2028 Apr. 03, 2028  
Investment Owned, Balance, Principal Amount $ 1,832,364 $ 2,056,446      
Amortized Cost 1,822,798 2,044,040      
Total Investments $ 1,832,364 $ 2,056,446      
Investment Owned, Net Assets, Percentage 1.08% 1.27% 1.08% 1.27%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Microbe Formulas LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Microbe Formulas LLC Microbe Formulas LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable  
Investment, Interest Rate, Coupon Rate 5.75% 5.75% 5.75% 5.75%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.18% 10.21% 10.18% 10.21%  
Investment, Investment Date Apr. 04, 2022 Apr. 04, 2022      
Investment Maturity Date Apr. 03, 2028 Apr. 03, 2028 Apr. 03, 2028 Apr. 03, 2028  
Investment Owned, Balance, Principal Amount $ 1,171,511 $ 1,314,777      
Amortized Cost 1,165,395 1,306,845      
Total Investments $ 1,171,511 $ 1,314,777      
Investment Owned, Net Assets, Percentage 0.69%   0.69%    
Net Investment, % of Net Assets   0.81%   0.81%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Microbe Formulas LLC, Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Microbe Formulas LLC Microbe Formulas LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable Consumer Goods: Non-Durable  
Investment, Interest Rate, Coupon Rate 5.75% 5.75% 5.75% 5.75%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.17% 10.22% 10.17% 10.22%  
Investment, Investment Date Nov. 20, 2024 Nov. 20, 2024      
Investment Maturity Date Apr. 03, 2028 Apr. 03, 2028 Apr. 03, 2028 Apr. 03, 2028  
Investment Owned, Balance, Principal Amount $ 1,883,729 $ 1,893,219      
Amortized Cost 1,875,687 1,883,945      
Total Investments $ 1,883,729        
Investment Owned, Net Assets, Percentage 1.11%   1.11%    
LIABILITIES IN EXCESS OF OTHER ASSETS (Fair Value)   $ 1,893,219      
LIABILITIES IN EXCESS OF OTHER ASSETS (% of Net Assets)   1.17%   1.17%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Mobotrex Acquisition, LLC, Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Mobotrex Acquisition, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthBaseRateMember   spcbdc:ThreeMonthBaseRateMember    
Investment, Industry Sector [Extensible Enumeration] Wholesale Sector   Wholesale Sector    
Investment, Interest Rate, Coupon Rate 4.00%   4.00%    
Investment, Interest Rate, Paid in Cash 11.50%   11.50%    
Investment, Investment Date Feb. 28, 2025        
Investment Maturity Date Jun. 07, 2030   Jun. 07, 2030    
Investment Owned, Balance, Principal Amount $ 125,176        
Amortized Cost 125,176        
Total Investments $ 123,298        
Investment Owned, Net Assets, Percentage 0.07%   0.07%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Mobotrex Acquisition, LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Mobotrex Acquisition, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Wholesale Sector   Wholesale Sector    
Investment, Interest Rate, Coupon Rate 5.00%   5.00%    
Investment, Interest Rate, Floor 1.00%   1.00%    
Investment, Interest Rate, Paid in Cash 9.30%   9.30%    
Investment, Investment Date Feb. 28, 2025        
Investment Maturity Date Jun. 07, 2030   Jun. 07, 2030    
Investment Owned, Balance, Principal Amount $ 2,087,331        
Amortized Cost 2,057,542        
Total Investments $ 2,056,021        
Investment Owned, Net Assets, Percentage 1.21%   1.21%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Monarch Behavioral Therapy, LLC, BI Investors, LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monarch Behavioral Therapy, LLC Monarch Behavioral Therapy, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Investment Date Jun. 06, 2024 Jun. 06, 2024      
Investment Owned, Balance, Shares | shares 3,333 3,333 3,333 3,333  
Amortized Cost $ 330,352 $ 330,352      
Total Investments $ 326,282 $ 337,585      
Investment Owned, Net Assets, Percentage 0.19%   0.19%    
Net Investment, % of Net Assets   0.21%   0.21%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Monarch Behavioral Therapy, LLC, Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monarch Behavioral Therapy, LLC Monarch Behavioral Therapy, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.33% 9.36% 9.33% 9.36%  
Investment, Investment Date Jun. 06, 2024 Jun. 06, 2024      
Investment Maturity Date Jun. 06, 2030 Jun. 06, 2030 Jun. 06, 2030 Jun. 06, 2030  
Investment Owned, Balance, Principal Amount $ 706,512 $ 297,667      
Amortized Cost 699,834 294,740      
Total Investments $ 702,979 $ 294,690      
Investment Owned, Net Assets, Percentage 0.41%   0.41%    
Net Investment, % of Net Assets   0.18%   0.18%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Monarch Behavioral Therapy, LLC, Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monarch Behavioral Therapy, LLC Monarch Behavioral Therapy, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.32% 9.34% 9.32% 9.34%  
Investment, Investment Date Jun. 06, 2024 Jun. 06, 2024      
Investment Maturity Date Jun. 06, 2030 Jun. 06, 2030 Jun. 06, 2030 Jun. 06, 2030  
Investment Owned, Balance, Principal Amount $ 168,634 $ 28,106      
Amortized Cost 168,634 28,106      
Total Investments $ 167,791 $ 27,825      
Investment Owned, Net Assets, Percentage 0.10%   0.10%    
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Monarch Behavioral Therapy, LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monarch Behavioral Therapy, LLC Monarch Behavioral Therapy, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.33% 9.36% 9.33% 9.36%  
Investment, Investment Date Jun. 06, 2024 Jun. 06, 2024      
Investment Maturity Date Jun. 06, 2030 Jun. 06, 2030 Jun. 06, 2030 Jun. 06, 2030  
Investment Owned, Balance, Principal Amount $ 3,177,349 $ 3,193,396      
Amortized Cost 3,122,309 3,134,008      
Total Investments $ 3,161,462 $ 3,161,462      
Investment Owned, Net Assets, Percentage 1.86%   1.86%    
Net Investment, % of Net Assets   1.95%   1.95%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Monarch Behavioral Therapy, LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monarch Behavioral Therapy, LLC Monarch Behavioral Therapy, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.33% 9.36% 9.33% 9.36%  
Investment, Investment Date Jun. 06, 2024 Jun. 06, 2024      
Investment Maturity Date Jun. 06, 2030 Jun. 06, 2030 Jun. 06, 2030 Jun. 06, 2030  
Investment Owned, Balance, Principal Amount $ 2,031,420 $ 2,041,680      
Amortized Cost 1,996,231 2,003,711      
Total Investments $ 2,021,263 $ 2,021,263      
Investment Owned, Net Assets, Percentage 1.19%   1.19%    
Net Investment, % of Net Assets   1.24%   1.24%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Monitorus Holding L L C Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Interest Rate, Coupon Rate 6.25% 7.00% 6.25% 7.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.81% 11.59% 10.81% 11.59%  
Investment, Investment Date May 24, 2022 May 24, 2022      
Investment Maturity Date May 24, 2027 May 24, 2027 May 24, 2027 May 24, 2027  
Investment Owned, Balance, Principal Amount | €     € 1,332,835 € 1,332,835  
Amortized Cost $ 1,449,009 $ 1,449,009      
Total Investments $ 1,434,519 $ 1,434,519      
Investment Owned, Net Assets, Percentage 0.84%   0.84%    
Net Investment, % of Net Assets   0.88%   0.88%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Monitorus Holding L L C, Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Interest Rate, Coupon Rate 6.25% 7.00% 6.25% 7.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.81% 11.59% 10.81% 11.59%  
Investment, Investment Date May 24, 2022 May 24, 2022      
Investment Maturity Date May 24, 2027 May 24, 2027 May 24, 2027 May 24, 2027  
Investment Owned, Balance, Principal Amount | €     € 2,362,219 € 2,367,791  
Amortized Cost $ 2,378,591 $ 2,389,837      
Total Investments $ 2,354,805 $ 2,365,939      
Investment Owned, Net Assets, Percentage 1.38%   1.38%    
Net Investment, % of Net Assets   1.46%   1.46%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Monitorus Holding L L C, Delayed Draw Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Interest Rate, Coupon Rate 6.25% 7.00% 6.25% 7.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.81% 11.59% 10.81% 11.59%  
Investment, Investment Date May 24, 2022 May 24, 2022      
Investment Maturity Date May 24, 2027 May 24, 2027 May 24, 2027 May 24, 2027  
Investment Owned, Balance, Principal Amount | €     € 1,438,546 € 1,441,939  
Amortized Cost $ 1,448,516 $ 1,455,365      
Total Investments $ 1,434,031 $ 1,440,811      
Investment Owned, Net Assets, Percentage 0.84%   0.84%    
Net Investment, % of Net Assets   0.89%   0.89%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Monitorus Holding LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Interest Rate, Coupon Rate 6.25% 7.00% 6.25% 7.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.81% 11.59% 10.81% 11.59%  
Investment, Investment Date May 24, 2022 May 24, 2022      
Investment Maturity Date May 24, 2027 May 24, 2027 May 24, 2027 May 24, 2027  
Investment Owned, Balance, Principal Amount $ 4,021,927 $ 4,040,944      
Amortized Cost 4,005,486 4,020,545      
Total Investments $ 3,981,708 $ 4,000,535      
Investment Owned, Net Assets, Percentage 2.34%   2.34%    
Net Investment, % of Net Assets   2.46%   2.46%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Monitorus Holding LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Interest Rate, Coupon Rate 6.25% 7.00% 6.25% 7.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.81% 11.59% 10.81% 11.59%  
Investment, Investment Date May 24, 2022 May 24, 2022      
Investment Maturity Date May 24, 2027 May 24, 2027 May 24, 2027 May 24, 2027  
Investment Owned, Balance, Principal Amount $ 2,449,276 $ 2,460,857      
Amortized Cost 2,439,263 2,448,434      
Total Investments $ 2,424,783 $ 2,436,248      
Investment Owned, Net Assets, Percentage 1.42%   1.42%    
Net Investment, % of Net Assets   1.50%   1.50%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Class 2 Ordinary Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember   spcbdc:DiversifiedAndProductionMediaSectorMember    
Investment, Investment Date Mar. 31, 2025        
Investment Owned, Balance, Shares | shares 3,607,920   3,607,920    
Amortized Cost $ 19,509        
Total Investments $ 53,371        
Investment Owned, Net Assets, Percentage 0.03%   0.03%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Class A Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Investment Date Sep. 01, 2022 Sep. 01, 2022      
Investment Owned, Balance, Shares | shares 1,635,819 1,635,819 1,635,819 1,635,819  
Amortized Cost $ 32,722 $ 32,722      
Total Investments $ 26,073 $ 36,156      
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Class B Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Investment Date Sep. 01, 2022 Sep. 01, 2022      
Investment Owned, Balance, Shares | shares 1,635,814 1,635,814 1,635,814 1,635,814  
Amortized Cost $ 32,722 $ 32,722      
Total Investments $ 26,073 $ 36,156      
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Class C Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Investment Date Sep. 01, 2022 Sep. 01, 2022      
Investment Owned, Balance, Shares | shares 1,635,814 1,635,814 1,635,814 1,635,814  
Amortized Cost $ 32,722 $ 32,722      
Total Investments $ 26,073 $ 36,156      
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Class D Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Investment Date Sep. 01, 2022 Sep. 01, 2022      
Investment Owned, Balance, Shares | shares 1,635,814 1,635,814 1,635,814 1,635,814  
Amortized Cost $ 32,722 $ 32,722      
Total Investments $ 26,073 $ 36,156      
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Class E Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Investment Date Sep. 01, 2022 Sep. 01, 2022      
Investment Owned, Balance, Shares | shares 1,635,814 1,635,814 1,635,814 1,635,814  
Amortized Cost $ 32,722 $ 32,722      
Total Investments $ 26,073 $ 36,156      
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Class F Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Investment Date Sep. 01, 2022 Sep. 01, 2022      
Investment Owned, Balance, Shares | shares 1,635,814 1,635,814 1,635,814 1,635,814  
Amortized Cost $ 32,722 $ 32,722      
Total Investments $ 26,073 $ 36,156      
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Class G Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Investment Date Sep. 01, 2022 Sep. 01, 2022      
Investment Owned, Balance, Shares | shares 1,635,814 1,635,814 1,635,814 1,635,814  
Amortized Cost $ 32,722 $ 32,722      
Total Investments $ 26,073 $ 36,156      
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Class H Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Investment Date Sep. 01, 2022 Sep. 01, 2022      
Investment Owned, Balance, Shares | shares 1,635,814 1,635,814 1,635,814 1,635,814  
Amortized Cost $ 32,722 $ 32,722      
Total Investments $ 26,073 $ 36,156      
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Class I Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Investment, Investment Date Sep. 01, 2022 Sep. 01, 2022      
Investment Owned, Balance, Shares | shares 1,635,814 1,635,814 1,635,814 1,635,814  
Amortized Cost $ 32,722 $ 32,722      
Total Investments $ 26,073 $ 36,156      
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Convertible Bonds          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:UnsecuredMember spcbdc:UnsecuredMember spcbdc:UnsecuredMember spcbdc:UnsecuredMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Interest rate 8.00% 8.00% 8.00% 8.00%  
Investment, Interest Rate, Floor 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Cash 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Kind 8.00% 8.00% 8.00% 8.00%  
Investment, Investment Date Sep. 30, 2024 Nov. 15, 2023      
Investment Maturity Date Dec. 21, 2025 Mar. 31, 2025 Dec. 21, 2025 Mar. 31, 2025  
Investment Owned, Balance, Principal Amount | €     € 34,111 € 17,687  
Amortized Cost $ 38,137 $ 18,987      
Total Investments $ 39,577 $ 18,233      
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Net Investment, % of Net Assets   0.01%   0.01%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Convertible Bonds One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:UnsecuredMember spcbdc:UnsecuredMember spcbdc:UnsecuredMember spcbdc:UnsecuredMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember spcbdc:DiversifiedAndProductionMediaSectorMember  
Interest rate 8.00% 8.00% 8.00% 8.00%  
Investment, Interest Rate, Floor 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Cash 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Kind 8.00% 8.00% 8.00% 8.00%  
Investment, Investment Date Jan. 31, 2025 Mar. 01, 2024      
Investment Maturity Date Mar. 31, 2026 Jun. 30, 2025 Mar. 31, 2026 Jun. 30, 2025  
Investment Owned, Balance, Principal Amount | €     € 26,331 € 35,907  
Amortized Cost $ 27,731 $ 38,983      
Total Investments $ 30,550 $ 37,015      
Investment Owned, Net Assets, Percentage 0.02%   0.02%    
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Convertible Bonds Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Monitorus Holding, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:UnsecuredMember   spcbdc:UnsecuredMember  
Investment, Industry Sector [Extensible Enumeration]   spcbdc:DiversifiedAndProductionMediaSectorMember   spcbdc:DiversifiedAndProductionMediaSectorMember  
Interest rate   8.00%   8.00%  
Investment, Interest Rate, Floor   0.00%   0.00%  
Investment, Interest Rate, Paid in Cash   0.00%   0.00%  
Investment, Interest Rate, Paid in Kind   8.00%   8.00%  
Investment, Investment Date   Sep. 30, 2024      
Investment Maturity Date   Dec. 21, 2025   Dec. 21, 2025  
Investment Owned, Balance, Principal Amount | €       € 34,111  
Amortized Cost   $ 38,136      
Total Investments   $ 35,165      
Net Investment, % of Net Assets   0.02%   0.02%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Monitorus Holding, LLC, Sapphire Aggregator S.a r.l. Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Monitorus Holding, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] spcbdc:DiversifiedAndProductionMediaSectorMember   spcbdc:DiversifiedAndProductionMediaSectorMember    
Investment, Investment Date Jun. 30, 2025        
Investment Owned, Balance, Shares | shares 7,957,912   7,957,912    
Amortized Cost $ 46,631        
Total Investments $ 108,663        
Investment Owned, Net Assets, Percentage 0.06%   0.06%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Morgan Electrical Group Intermediate Holdings, Inc, Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Morgan Electrical Group Intermediate Holdings, Inc Morgan Electrical Group Intermediate Holdings, Inc      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Construction & Building Construction & Building Construction & Building Construction & Building  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.58% 10.61% 10.58% 10.61%  
Investment, Investment Date Aug. 03, 2023 Aug. 03, 2023      
Investment Maturity Date Aug. 03, 2029 Aug. 03, 2029 Aug. 03, 2029 Aug. 03, 2029  
Investment Owned, Balance, Principal Amount $ 773,024 $ 776,938      
Amortized Cost 766,097 769,348      
Total Investments $ 761,429 $ 773,053      
Investment Owned, Net Assets, Percentage 0.45%   0.45%    
Net Investment, % of Net Assets   0.48%   0.48%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Morgan Electrical Group Intermediate Holdings, Inc, Morgan Electrical Group Holdings, LLC Series A-2 Preferred Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Morgan Electrical Group Intermediate Holdings, Inc Morgan Electrical Group Intermediate Holdings, Inc      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Construction & Building Construction & Building Construction & Building Construction & Building  
Investment, Investment Date Aug. 03, 2023 Aug. 03, 2023      
Investment Owned, Balance, Shares | shares 208 208 208 208  
Amortized Cost $ 207,753 $ 207,753      
Total Investments $ 143,174 $ 168,606      
Investment Owned, Net Assets, Percentage 0.08%   0.08%    
Net Investment, % of Net Assets   0.10%   0.10%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Morgan Electrical Group Intermediate Holdings, Inc, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Morgan Electrical Group Intermediate Holdings, Inc Morgan Electrical Group Intermediate Holdings, Inc      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Construction & Building Construction & Building Construction & Building Construction & Building  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.58% 10.61% 10.58% 10.61%  
Investment, Investment Date Aug. 03, 2023 Aug. 03, 2023      
Investment Maturity Date Aug. 03, 2029 Aug. 03, 2029 Aug. 03, 2029 Aug. 03, 2029  
Investment Owned, Balance, Principal Amount $ 1,192,880 $ 1,221,241      
Amortized Cost 1,172,491 1,198,495      
Total Investments $ 1,174,987 $ 1,215,135      
Investment Owned, Net Assets, Percentage 0.69%   0.69%    
Net Investment, % of Net Assets   0.75%   0.75%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Morgan Electrical Group Intermediate Holdings, Inc, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Morgan Electrical Group Intermediate Holdings, Inc Morgan Electrical Group Intermediate Holdings, Inc      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Construction & Building Construction & Building Construction & Building Construction & Building  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 10.58% 10.61% 10.58% 10.61%  
Investment, Investment Date Aug. 03, 2023 Aug. 03, 2023      
Investment Maturity Date Aug. 03, 2029 Aug. 03, 2029 Aug. 03, 2029 Aug. 03, 2029  
Investment Owned, Balance, Principal Amount $ 762,661 $ 780,794      
Amortized Cost 749,626 766,252      
Total Investments $ 751,221 $ 776,890      
Investment Owned, Net Assets, Percentage 0.44%   0.44%    
Net Investment, % of Net Assets   0.48%   0.48%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Norplex Micarta Acquisition, Inc. Norplex Micarta Parent, LP Preferred Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Norplex Micarta Acquisition, Inc. Norplex Micarta Acquisition, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Investment Date Oct. 31, 2024 Oct. 31, 2024      
Investment Owned, Balance, Shares | shares 427,155 427,155 427,155 427,155  
Amortized Cost $ 427,155 $ 427,155      
Total Investments $ 425,648 $ 427,155      
Investment Owned, Net Assets, Percentage 0.25%   0.25%    
Net Investment, % of Net Assets   0.26%   0.26%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: Norplex Micarta Acquisition, Inc. Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Norplex Micarta Acquisition, Inc. Norplex Micarta Acquisition, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate 5.25% 5.25% 5.25% 5.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 9.53% 9.84% 9.53% 9.84%  
Investment, Investment Date Oct. 31, 2024 Oct. 31, 2024      
Investment Maturity Date Oct. 31, 2029 Oct. 31, 2029 Oct. 31, 2029 Oct. 31, 2029  
Investment Owned, Balance, Principal Amount $ 3,624,762 $ 3,642,977      
Amortized Cost 3,559,915 3,571,990      
Total Investments $ 3,570,391 $ 3,571,990      
Investment Owned, Net Assets, Percentage 2.10%   2.10%    
Net Investment, % of Net Assets   2.20%   2.20%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Norplex Micarta Acquisition, Inc. Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Norplex Micarta Acquisition, Inc. Norplex Micarta Acquisition, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate 5.25% 5.25% 5.25% 5.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 9.53% 9.84% 9.53% 9.84%  
Investment, Investment Date Oct. 31, 2024 Oct. 31, 2024      
Investment Maturity Date Oct. 31, 2029 Oct. 31, 2029 Oct. 31, 2029 Oct. 31, 2029  
Investment Owned, Balance, Principal Amount $ 2,317,471 $ 2,329,117      
Amortized Cost 2,276,012 2,283,732      
Total Investments $ 2,282,709 $ 2,283,732      
Investment Owned, Net Assets, Percentage 1.34%   1.34%    
Net Investment, % of Net Assets   1.41%   1.41%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Onpoint Industrial Services, LLC Spearhead TopCo, LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Onpoint Industrial Services LLC Onpoint Industrial Services LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Investment Date Nov. 16, 2022 Nov. 16, 2022      
Investment Owned, Balance, Shares | shares 335,499 335,499 335,499 335,499  
Amortized Cost $ 335,499 $ 335,499      
Total Investments $ 546,387 $ 545,729      
Investment Owned, Net Assets, Percentage 0.32%   0.32%    
Net Investment, % of Net Assets   0.34%   0.34%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Onpoint Industrial Services, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Onpoint Industrial Services LLC Onpoint Industrial Services LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 6.00% 7.00% 6.00% 7.00%  
Investment, Interest Rate, Floor 1.75% 1.75% 1.75% 1.75%  
Investment, Interest Rate, Paid in Cash 10.30% 11.33% 10.30% 11.33%  
Investment, Investment Date Nov. 16, 2022 Nov. 16, 2022      
Investment Maturity Date Nov. 16, 2027 Nov. 16, 2027 Nov. 16, 2027 Nov. 16, 2027  
Investment Owned, Balance, Principal Amount $ 4,681,783 $ 4,693,788      
Amortized Cost 4,629,713 4,632,507      
Total Investments $ 4,681,783 $ 4,693,788      
Investment Owned, Net Assets, Percentage 2.75%   2.75%    
Net Investment, % of Net Assets   2.89%   2.89%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Onpoint Industrial Services, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Onpoint Industrial Services LLC Onpoint Industrial Services LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 6.00% 7.00% 6.00% 7.00%  
Investment, Interest Rate, Floor 1.75% 1.75% 1.75% 1.75%  
Investment, Interest Rate, Paid in Cash 10.30% 11.33% 10.30% 11.33%  
Investment, Investment Date Nov. 16, 2022 Nov. 16, 2022      
Investment Maturity Date Nov. 16, 2027 Nov. 16, 2027 Nov. 16, 2027 Nov. 16, 2027  
Investment Owned, Balance, Principal Amount $ 1,820,693 $ 1,825,362      
Amortized Cost 1,800,444 1,801,530      
Total Investments $ 1,820,693 $ 1,825,362      
Investment Owned, Net Assets, Percentage 1.07%   1.07%    
Net Investment, % of Net Assets   1.12%   1.12%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Pacific Shoring Holdings, LLC PSP Ultimate Holding, LP Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Pacific Shoring Holdings, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Capital Equipment   Capital Equipment    
Investment, Investment Date Jan. 10, 2025        
Investment Owned, Balance, Shares | shares 9,163   9,163    
Amortized Cost $ 430,662        
Total Investments $ 479,426        
Investment Owned, Net Assets, Percentage 0.28%   0.28%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Pacific Shoring Holdings, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Pacific Shoring Holdings, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Capital Equipment   Capital Equipment    
Investment, Interest Rate, Coupon Rate 5.25%   5.25%    
Investment, Interest Rate, Floor 1.50%   1.50%    
Investment, Interest Rate, Paid in Cash 9.55%   9.55%    
Investment, Investment Date Jan. 10, 2025        
Investment Maturity Date Jan. 10, 2030   Jan. 10, 2030    
Investment Owned, Balance, Principal Amount $ 5,314,262        
Amortized Cost 5,228,471        
Total Investments $ 5,234,548        
Investment Owned, Net Assets, Percentage 3.08%   3.08%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Pearl Media Holdings, LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Pearl Media Holdings, LLC Pearl Media Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.70% 10.73% 10.70% 10.73%  
Investment, Investment Date Aug. 31, 2022 Aug. 31, 2022      
Investment Maturity Date Aug. 31, 2027 Aug. 31, 2027 Aug. 31, 2027 Aug. 31, 2027  
Investment Owned, Balance, Principal Amount $ 1,410,594 $ 1,418,003      
Amortized Cost 1,396,667 1,401,171      
Total Investments $ 1,375,329 $ 1,403,823      
Investment Owned, Net Assets, Percentage 0.81%   0.81%    
Net Investment, % of Net Assets   0.86%   0.86%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Pearl Media Holdings, LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Pearl Media Holdings, LLC Pearl Media Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Interest Rate, Coupon Rate 6.25% 6.25% 6.25% 6.25%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.70% 10.73% 10.70% 10.73%  
Investment, Investment Date Aug. 31, 2022 Aug. 31, 2022      
Investment Maturity Date Aug. 31, 2027 Aug. 31, 2027 Aug. 31, 2027 Aug. 31, 2027  
Investment Owned, Balance, Principal Amount $ 901,855 $ 906,592      
Amortized Cost 892,951 895,831      
Total Investments $ 879,309 $ 897,526      
Investment Owned, Net Assets, Percentage 0.52%   0.52%    
Net Investment, % of Net Assets   0.55%   0.55%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Plus Delta Buyer LLC Plus Delta Parent LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Plus Delta Buyer LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Investment Date Jan. 16, 2025        
Investment Owned, Balance, Shares | shares 277,974   277,974    
Amortized Cost $ 277,974        
Total Investments $ 291,224        
Investment Owned, Net Assets, Percentage 0.17%   0.17%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Plus Delta Buyer LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Plus Delta Buyer LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Interest Rate, Coupon Rate 5.25%   5.25%    
Investment, Interest Rate, Floor 1.50%   1.50%    
Investment, Interest Rate, Paid in Cash 9.55%   9.55%    
Investment, Investment Date Jan. 16, 2025        
Investment Maturity Date Jan. 16, 2031   Jan. 16, 2031    
Investment Owned, Balance, Principal Amount $ 3,945,827        
Amortized Cost 3,871,000        
Total Investments $ 3,886,640        
Investment Owned, Net Assets, Percentage 2.28%   2.28%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: RIA Advisory Borrower, LLC RIA Advisory Aggregator, LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] spcbdc:RiaAdvisoryLlcMember spcbdc:RiaAdvisoryLlcMember      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Investment Date May 01, 2023 May 01, 2023      
Investment Owned, Balance, Shares | shares 83,151 83,151 83,151 83,151  
Amortized Cost $ 131,446 $ 131,446      
Total Investments $ 185,735 $ 101,428      
Investment Owned, Net Assets, Percentage 0.11% 0.06% 0.11% 0.06%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: RIA Advisory Borrower, LLC RIA Products Aggregator, LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] spcbdc:RiaAdvisoryLlcMember spcbdc:RiaAdvisoryLlcMember      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Investment Date May 01, 2023 May 01, 2023      
Investment Owned, Balance, Shares | shares 64,698 64,698 64,698 64,698  
Amortized Cost $ 62,419 $ 62,419      
Total Investments $ 31,210 $ 62,420      
Investment Owned, Net Assets, Percentage 0.02% 0.04% 0.02% 0.04%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: RIA Advisory Borrower, LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] spcbdc:RiaAdvisoryLlcMember spcbdc:RiaAdvisoryLlcMember      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.50% 6.50% 5.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.93% 11.22% 9.93% 11.22%  
Investment, Investment Date May 01, 2023 May 01, 2023      
Investment Maturity Date Aug. 02, 2027 Aug. 02, 2027 Aug. 02, 2027 Aug. 02, 2027  
Investment Owned, Balance, Principal Amount $ 868,998 $ 178,437      
Amortized Cost 868,998 178,437      
Total Investments $ 868,998 $ 178,437      
Investment Owned, Net Assets, Percentage 0.51% 0.11% 0.51% 0.11%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: RIA Advisory Borrower, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] spcbdc:RiaAdvisoryLlcMember spcbdc:RiaAdvisoryLlcMember      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.50% 6.50% 5.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.93% 11.22% 9.93% 11.22%  
Investment, Investment Date May 01, 2023 May 01, 2023      
Investment Maturity Date Aug. 02, 2027 Aug. 02, 2027 Aug. 02, 2027 Aug. 02, 2027  
Investment Owned, Balance, Principal Amount $ 2,937,629 $ 2,952,655      
Amortized Cost 2,904,299 2,912,707      
Total Investments $ 2,937,629 $ 2,952,655      
Investment Owned, Net Assets, Percentage 1.73% 1.82% 1.73% 1.82%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: RIA Advisory Borrower, LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] spcbdc:RiaAdvisoryLlcMember spcbdc:RiaAdvisoryLlcMember      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] High Tech Industries High Tech Industries High Tech Industries High Tech Industries  
Investment, Interest Rate, Coupon Rate 5.50% 6.50% 5.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 9.93% 11.22% 9.93% 11.22%  
Investment, Investment Date May 01, 2023 May 01, 2023      
Investment Maturity Date Aug. 02, 2027 Aug. 02, 2027 Aug. 02, 2027 Aug. 02, 2027  
Investment Owned, Balance, Principal Amount $ 1,142,411 $ 1,148,255      
Amortized Cost 1,129,449 1,132,719      
Total Investments $ 1,142,411 $ 1,148,255      
Investment Owned, Net Assets, Percentage 0.67% 0.71% 0.67% 0.71%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Red's All Natural, LLC, Centeotl Co-Invest B, LP Common Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Red's All Natural, LLC      
Investment, Type [Extensible Enumeration]   Equity Securities [Member]   Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration]   Beverage & Food   Beverage & Food  
Investment, Investment Date   Jan. 31, 2023      
Investment Owned, Balance, Shares | shares   318,998   318,998  
Amortized Cost   $ 318,998      
Total Investments   $ 367,582      
Net Investment, % of Net Assets   0.23%   0.23%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: Red's All Natural, LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Red's All Natural, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Beverage & Food   Beverage & Food  
Investment, Interest Rate, Coupon Rate   4.50%   4.50%  
Investment, Interest Rate, Floor   1.50%   1.50%  
Investment, Interest Rate, Paid in Cash   9.88%   9.88%  
Investment, Investment Date   Jan. 31, 2023      
Investment Maturity Date   Jan. 31, 2029   Jan. 31, 2029  
Investment Owned, Balance, Principal Amount   $ 2,413,968      
Amortized Cost   2,377,449      
Total Investments   $ 2,413,968      
Net Investment, % of Net Assets   1.49%   1.49%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Red's All Natural, LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   Red's All Natural, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Beverage & Food   Beverage & Food  
Investment, Interest Rate, Coupon Rate   4.50%   4.50%  
Investment, Interest Rate, Floor   1.50%   1.50%  
Investment, Interest Rate, Paid in Cash   9.88%   9.88%  
Investment, Investment Date   Jan. 31, 2023      
Investment Maturity Date   Jan. 31, 2029   Jan. 31, 2029  
Investment Owned, Balance, Principal Amount   $ 1,543,357      
Amortized Cost   1,520,009      
Total Investments   $ 1,543,357      
Net Investment, % of Net Assets   0.95%   0.95%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Red’s All Natural, LLC, Centeotl Co-Invest B, LP Common Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Red's All Natural, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Beverage & Food   Beverage & Food    
Investment, Investment Date Jan. 31, 2023        
Investment Owned, Balance, Shares | shares 318,998   318,998    
Amortized Cost $ 318,998        
Total Investments $ 211,736        
Investment Owned, Net Assets, Percentage 0.12%   0.12%    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Red’s All Natural, LLC, Last Out Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Red's All Natural, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Beverage & Food   Beverage & Food    
Investment, Interest Rate, Coupon Rate 4.50%   4.50%    
Investment, Interest Rate, Floor 1.50%   1.50%    
Investment, Interest Rate, Paid in Cash 9.57%   9.57%    
Investment, Investment Date Jan. 31, 2023        
Investment Maturity Date Jan. 31, 2029   Jan. 31, 2029    
Investment Owned, Balance, Principal Amount $ 2,413,968        
Amortized Cost 2,381,001        
Total Investments $ 2,413,968        
Investment Owned, Net Assets, Percentage 1.42%   1.42%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Red’s All Natural, LLC, Last Out Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Red's All Natural, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Beverage & Food   Beverage & Food    
Investment, Interest Rate, Coupon Rate 4.50%   4.50%    
Investment, Interest Rate, Floor 1.50%   1.50%    
Investment, Interest Rate, Paid in Cash 9.57%   9.57%    
Investment, Investment Date Jan. 31, 2023        
Investment Maturity Date Jan. 31, 2029   Jan. 31, 2029    
Investment Owned, Balance, Principal Amount $ 1,543,357        
Amortized Cost 1,522,280        
Total Investments $ 1,543,357        
Investment Owned, Net Assets, Percentage 0.91%   0.91%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Said Intermediate, LLC FCP-Said Holdings, LLC Class A Common Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Said Intermediate, LLC Said Intermediate, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Investment Date Jun. 13, 2024 Jun. 13, 2024      
Investment Owned, Balance, Shares | shares 625 625 625 625  
Investment Owned, Net Assets, Percentage 0.00% 0.00% 0.00% 0.00%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Said Intermediate, LLC FCP-Said Holdings, LLC Series A Preferred Shares          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Said Intermediate, LLC Said Intermediate, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Investment Date Jun. 13, 2024 Jun. 13, 2024      
Investment Owned, Balance, Shares | shares 663 663 663 663  
Amortized Cost $ 272,727 $ 272,727      
Total Investments $ 180,990 $ 225,635      
Investment Owned, Net Assets, Percentage 0.11% 0.14% 0.11% 0.14%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Said Intermediate, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Said Intermediate, LLC Said Intermediate, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Interest Rate, Coupon Rate 5.50% 5.50% 5.50% 5.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.83% 9.86% 9.83% 9.86%  
Investment, Investment Date Jun. 13, 2024 Jun. 13, 2024      
Investment Maturity Date Jun. 13, 2029 Jun. 13, 2029 Jun. 13, 2029 Jun. 13, 2029  
Investment Owned, Balance, Principal Amount $ 3,513,600 $ 3,531,345      
Amortized Cost 3,452,602 3,465,596      
Total Investments $ 3,443,328 $ 3,478,375      
Investment Owned, Net Assets, Percentage 2.02% 2.14% 2.02% 2.14%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Said Intermediate, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Said Intermediate, LLC Said Intermediate, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing Media: Advertising, Printing & Publishing  
Investment, Interest Rate, Coupon Rate 5.50% 5.50% 5.50% 5.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.83% 9.86% 9.83% 9.86%  
Investment, Investment Date Jun. 13, 2024 Jun. 13, 2024      
Investment Maturity Date Jun. 13, 2029 Jun. 13, 2029 Jun. 13, 2029 Jun. 13, 2029  
Investment Owned, Balance, Principal Amount $ 2,246,400 $ 2,257,745      
Amortized Cost 2,207,401 2,215,709      
Total Investments $ 2,201,472 $ 2,223,879      
Investment Owned, Net Assets, Percentage 1.29% 1.37% 1.29% 1.37%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Service Minds Company LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Service Minds Company LLC Service Minds Company LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   us-gaap:PrimeRateMember   us-gaap:PrimeRateMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Consumer Services: Business Services: Consumer  
Interest rate 12.50%   12.50%    
Investment, Interest Rate, Coupon Rate   7.50%   7.50%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Kind 0.00% 0.00% 0.00% 0.00%  
Investment, Investment Date Feb. 07, 2022 Feb. 07, 2022      
Investment Maturity Date Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028  
Investment Owned, Balance, Principal Amount $ 2,394,428 $ 2,442,617      
Amortized Cost 2,371,969 2,416,387      
Total Investments $ 1,460,601 $ 1,502,209      
Investment Owned, Net Assets, Percentage 0.86% 0.93% 0.86% 0.93%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Service Minds Company, LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Service Minds Company LLC Service Minds Company LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   us-gaap:PrimeRateMember   us-gaap:PrimeRateMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Consumer Services: Business Services: Consumer  
Interest rate 12.50%   12.50%    
Investment, Interest Rate, Coupon Rate   7.50%   7.50%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Kind 0.00% 0.00% 0.00% 0.00%  
Investment, Investment Date Feb. 07, 2022 Feb. 07, 2022      
Investment Maturity Date Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028  
Investment Owned, Balance, Principal Amount $ 537,411 $ 540,111      
Amortized Cost 537,411 540,111      
Total Investments $ 327,821 $ 332,168      
Investment Owned, Net Assets, Percentage 0.19% 0.20% 0.19% 0.20%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Service Minds Company, LLC, Delayed Drawn Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Service Minds Company LLC Service Minds Company LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   us-gaap:PrimeRateMember   us-gaap:PrimeRateMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Consumer Services: Business Services: Consumer  
Interest rate 12.50%   12.50%    
Investment, Interest Rate, Coupon Rate   7.50%   7.50%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Kind 0.00% 0.00% 0.00% 0.00%  
Investment, Investment Date Feb. 07, 2022 Feb. 07, 2022      
Investment Maturity Date Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028  
Investment Owned, Balance, Principal Amount $ 1,632,031 $ 1,642,692      
Amortized Cost 1,623,205 1,632,446      
Total Investments $ 995,539 $ 1,010,256      
Investment Owned, Net Assets, Percentage 0.59% 0.62% 0.59% 0.62%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Service Minds Company, LLC, Revolver Five          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Service Minds Company LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Interest rate 12.50%   12.50%    
Investment, Interest Rate, Paid in Cash 0.00%   0.00%    
Investment, Interest Rate, Paid in Kind 0.00%   0.00%    
Investment, Investment Date Jan. 03, 2025        
Investment Maturity Date Feb. 07, 2028   Feb. 07, 2028    
Investment Owned, Balance, Principal Amount $ 64,659        
Amortized Cost 64,659        
Total Investments $ 129,318        
Investment Owned, Net Assets, Percentage 0.08%   0.08%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Service Minds Company, LLC, Revolver Four          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Service Minds Company LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Interest rate 12.50%   12.50%    
Investment, Interest Rate, Paid in Cash 0.00%   0.00%    
Investment, Interest Rate, Paid in Kind 0.00%   0.00%    
Investment, Investment Date Feb. 07, 2025        
Investment Maturity Date Feb. 07, 2028   Feb. 07, 2028    
Investment Owned, Balance, Principal Amount $ 200,442        
Amortized Cost 200,442        
Total Investments $ 400,884        
Investment Owned, Net Assets, Percentage 0.24%   0.24%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Service Minds Company, LLC, Revolver One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Service Minds Company LLC Service Minds Company LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   us-gaap:PrimeRateMember   us-gaap:PrimeRateMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Consumer Services: Business Services: Consumer  
Interest rate 12.50%   12.50%    
Investment, Interest Rate, Coupon Rate   7.50%   7.50%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Kind 0.00% 0.00% 0.00% 0.00%  
Investment, Investment Date Sep. 30, 2024 Sep. 30, 2024      
Investment Maturity Date Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028  
Investment Owned, Balance, Principal Amount $ 130,760 $ 130,760      
Amortized Cost 130,760 130,760      
Total Investments $ 261,520 $ 130,760      
Investment Owned, Net Assets, Percentage 0.15% 0.08% 0.15% 0.08%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Service Minds Company, LLC, Revolver Three          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Service Minds Company LLC Service Minds Company LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   us-gaap:PrimeRateMember   us-gaap:PrimeRateMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Consumer Services: Business Services: Consumer  
Interest rate 12.50%   12.50%    
Investment, Interest Rate, Coupon Rate   7.50%   7.50%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Kind 0.00% 0.00% 0.00% 0.00%  
Investment, Investment Date Nov. 12, 2024 Nov. 12, 2024      
Investment Maturity Date Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028  
Investment Owned, Balance, Principal Amount $ 290,964 $ 290,964      
Amortized Cost 290,964 290,964      
Total Investments $ 581,928 $ 290,964      
Investment Owned, Net Assets, Percentage 0.34% 0.18% 0.34% 0.18%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Service Minds Company, LLC, Revolver Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Service Minds Company LLC Service Minds Company LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   us-gaap:PrimeRateMember   us-gaap:PrimeRateMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Consumer Services: Business Services: Consumer  
Interest rate 12.50%   12.50%    
Investment, Interest Rate, Coupon Rate   7.50%   7.50%  
Investment, Interest Rate, Floor   1.00%   1.00%  
Investment, Interest Rate, Paid in Cash 0.00% 0.00% 0.00% 0.00%  
Investment, Interest Rate, Paid in Kind 0.00% 0.00% 0.00% 0.00%  
Investment, Investment Date Sep. 13, 2024 Sep. 13, 2024      
Investment Maturity Date Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028 Feb. 07, 2028  
Investment Owned, Balance, Principal Amount $ 129,317 $ 129,317      
Amortized Cost 129,317 129,317      
Total Investments $ 258,634 $ 129,317      
Investment Owned, Net Assets, Percentage 0.15% 0.08% 0.15% 0.08%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Solid Surface Holdco, LLC Carolina Topco Holdings, LP Class A-1 Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Solid Surface Holdco, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Investment Date Jun. 06, 2025        
Investment Owned, Balance, Shares | shares 2,205   2,205    
Amortized Cost $ 220,491        
Total Investments $ 220,491        
Investment Owned, Net Assets, Percentage 0.13%   0.13%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Solid Surface Holdco, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Solid Surface Holdco, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Interest Rate, Coupon Rate 6.00%   6.00%    
Investment, Interest Rate, Floor 2.00%   2.00%    
Investment, Interest Rate, Paid in Cash 10.32%   10.32%    
Investment, Investment Date Jun. 06, 2025        
Investment Maturity Date Jun. 06, 2030   Jun. 06, 2030    
Investment Owned, Balance, Principal Amount $ 2,239,708        
Amortized Cost 2,195,468        
Total Investments $ 2,195,468        
Investment Owned, Net Assets, Percentage 1.29%   1.29%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Strategus, LLC CIVC Strategus Blocker, LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Strategus, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] Equity Securities [Member]   Equity Securities [Member]    
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing   Media: Advertising, Printing & Publishing    
Investment, Investment Date Jan. 27, 2025        
Investment Owned, Balance, Shares | shares 160   160    
Amortized Cost $ 160,392        
Total Investments $ 167,952        
Investment Owned, Net Assets, Percentage 0.10%   0.10%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] true   true    
Investment, Identifier [Axis]: Strategus, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Strategus, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing   Media: Advertising, Printing & Publishing    
Investment, Interest Rate, Coupon Rate 5.25%   5.25%    
Investment, Interest Rate, Floor 1.00%   1.00%    
Investment, Interest Rate, Paid in Cash 9.55%   9.55%    
Investment, Investment Date Jan. 27, 2025        
Investment Maturity Date Jan. 27, 2031   Jan. 27, 2031    
Investment Owned, Balance, Principal Amount $ 6,013,663        
Amortized Cost 5,913,888        
Total Investments $ 5,923,458        
Investment Owned, Net Assets, Percentage 3.48%   3.48%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Strategus, LLC Term Loan Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Strategus, LLC        
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments    
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Media: Advertising, Printing & Publishing   Media: Advertising, Printing & Publishing    
Investment, Interest Rate, Coupon Rate 5.25%   5.25%    
Investment, Interest Rate, Floor 1.00%   1.00%    
Investment, Interest Rate, Paid in Cash 9.55%   9.55%    
Investment, Investment Date Jan. 27, 2025        
Investment Maturity Date Jan. 27, 2031   Jan. 27, 2031    
Investment Owned, Balance, Principal Amount $ 151,323        
Amortized Cost 151,323        
Total Investments $ 149,053        
Investment Owned, Net Assets, Percentage 0.09%   0.09%    
Investment, Significant Unobservable Input [true false] true   true    
Investment, Nonincome Producing [true false] false   false    
Investment, Identifier [Axis]: Teckrez, LLC HH-Teckrez Parent, LP Preferred Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Strategus, LLC Teckrez, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Investment Date May 24, 2024 May 24, 2024      
Investment Owned, Balance, Shares | shares 36,658 36,658 36,658 36,658  
Amortized Cost $ 36,658 $ 36,658      
Total Investments $ 50,148 $ 51,724      
Investment Owned, Net Assets, Percentage 0.03% 0.03% 0.03% 0.03%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] true true true true  
Investment, Identifier [Axis]: Teckrez, LLC Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Strategus, LLC Teckrez, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate 6.75% 6.75% 6.75% 6.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 11.18% 11.21% 11.18% 11.21%  
Investment, Investment Date May 24, 2024 May 24, 2024      
Investment Maturity Date Nov. 30, 2028 Nov. 30, 2028 Nov. 30, 2028 Nov. 30, 2028  
Investment Owned, Balance, Principal Amount $ 586,521 $ 293,260      
Amortized Cost 586,521 293,260      
Total Investments $ 583,588 $ 291,794      
Investment Owned, Net Assets, Percentage 0.34% 0.18% 0.34% 0.18%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Teckrez, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Strategus, LLC Teckrez, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate 6.75% 6.75% 6.75% 6.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 11.18% 11.21% 11.18% 11.21%  
Investment, Investment Date May 24, 2024 May 24, 2024      
Investment Maturity Date Nov. 30, 2028 Nov. 30, 2028 Nov. 30, 2028 Nov. 30, 2028  
Investment Owned, Balance, Principal Amount $ 1,057,233 $ 1,062,600      
Amortized Cost 1,044,418 1,048,256      
Total Investments $ 1,051,947 $ 1,057,287      
Investment Owned, Net Assets, Percentage 0.62% 0.65% 0.62% 0.65%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: Teckrez, LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Strategus, LLC Teckrez, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate 6.75% 6.75% 6.75% 6.75%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 11.18% 11.21% 11.18% 11.21%  
Investment, Investment Date May 24, 2024 May 24, 2024      
Investment Maturity Date Nov. 30, 2028 Nov. 30, 2028 Nov. 30, 2028 Nov. 30, 2028  
Investment Owned, Balance, Principal Amount $ 675,936 $ 679,367      
Amortized Cost 667,743 670,197      
Total Investments $ 672,556 $ 675,970      
Investment Owned, Net Assets, Percentage 0.40% 0.42% 0.40% 0.42%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: The Hardenbergh Group, Inc., BV HGI Holdings, L.P. Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] The Hardenbergh Group, Inc The Hardenbergh Group, Inc      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Investment Date Aug. 07, 2023 Aug. 07, 2023      
Investment Owned, Balance, Principal Amount $ 413,052        
Investment Owned, Balance, Shares | shares   264,885   264,885  
Amortized Cost 413,052 $ 264,885      
Total Investments $ 383,609 $ 206,031      
Investment Owned, Net Assets, Percentage 0.23% 0.13% 0.23% 0.13%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: The Hardenbergh Group, Inc., Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] The Hardenbergh Group, Inc The Hardenbergh Group, Inc      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.90% 10.93% 10.90% 10.93%  
Investment, Investment Date Aug. 07, 2023 Aug. 07, 2023      
Investment Maturity Date Aug. 07, 2028 Aug. 07, 2028 Aug. 07, 2028 Aug. 07, 2028  
Investment Owned, Balance, Principal Amount $ 2,867,072 $ 2,881,663      
Amortized Cost 2,817,322 2,825,400      
Total Investments $ 2,867,072 $ 2,881,663      
Investment Owned, Net Assets, Percentage 1.68% 1.77% 1.68% 1.77%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: The Hardenbergh Group, Inc., Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] The Hardenbergh Group, Inc The Hardenbergh Group, Inc      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.90% 10.93% 10.90% 10.93%  
Investment, Investment Date Aug. 07, 2023 Aug. 07, 2023      
Investment Maturity Date Aug. 07, 2028 Aug. 07, 2028 Aug. 07, 2028 Aug. 07, 2028  
Investment Owned, Balance, Principal Amount $ 1,833,046 $ 1,842,375      
Amortized Cost 1,801,239 1,806,404      
Total Investments $ 1,833,046 $ 1,842,375      
Investment Owned, Net Assets, Percentage 1.08% 1.13% 1.08% 1.13%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: The Hardenbergh Group, Inc., Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] The Hardenbergh Group, Inc The Hardenbergh Group, Inc      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 6.50% 6.50% 6.50% 6.50%  
Investment, Interest Rate, Floor 2.00% 2.00% 2.00% 2.00%  
Investment, Interest Rate, Paid in Cash 10.90% 10.93% 10.90% 10.93%  
Investment, Investment Date Sep. 30, 2024 Sep. 30, 2024      
Investment Maturity Date Aug. 07, 2028 Aug. 07, 2028 Aug. 07, 2028 Aug. 07, 2028  
Investment Owned, Balance, Principal Amount $ 363,506 $ 365,337      
Amortized Cost 357,381 358,403      
Total Investments $ 363,506 $ 365,337      
Investment Owned, Net Assets, Percentage 0.21% 0.22% 0.21% 0.22%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: The Hardenbergh Group, Inc., Term Loan Two          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] The Hardenbergh Group, Inc        
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals   Healthcare & Pharmaceuticals    
Investment, Interest Rate, Coupon Rate 6.50%   6.50%    
Investment, Interest Rate, Floor 2.00%   2.00%    
Investment, Interest Rate, Paid in Cash 10.90%   10.90%    
Investment, Investment Date Mar. 14, 2025        
Investment Maturity Date Aug. 07, 2028   Aug. 07, 2028    
Investment Owned, Balance, Principal Amount $ 694,091        
Amortized Cost 681,303        
Total Investments $ 694,091        
Investment Owned, Net Assets, Percentage 0.41%   0.41%    
Investment, Identifier [Axis]: Tiger 21, LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Tiger 21, LLC Tiger 21, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Consumer Services: Consumer Services: Consumer Services: Consumer  
Investment, Interest Rate, Coupon Rate 5.00% 5.00% 5.00% 5.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.30% 9.32% 9.30% 9.32%  
Investment, Investment Date Dec. 30, 2024 Dec. 30, 2024      
Investment Maturity Date Dec. 30, 2030 Dec. 30, 2030 Dec. 30, 2030 Dec. 30, 2030  
Investment Owned, Balance, Principal Amount $ 6,588,887 $ 6,621,997      
Amortized Cost 6,465,396 6,489,558      
Total Investments $ 6,522,998 $ 6,489,558      
Investment Owned, Net Assets, Percentage 3.83% 4.00% 3.83% 4.00%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Tiger 21, LLC Tiger 21 Blocker, Inc. Class A-3 Common Stock          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Tiger 21, LLC Tiger 21, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Services: Consumer Services: Consumer Services: Consumer Services: Consumer  
Investment, Investment Date Dec. 30, 2024 Dec. 30, 2024      
Investment Owned, Balance, Principal Amount $ 376        
Investment Owned, Balance, Shares | shares   376   376  
Amortized Cost 376,429 $ 376,429      
Total Investments $ 483,489 $ 376,429      
Investment Owned, Net Assets, Percentage 0.28% 0.23% 0.28% 0.23%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: Tilley Distribution, Inc., Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Tilley Distribution Inc        
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] spcbdc:ChemicalsPlasticsAndRubberSectorMember   spcbdc:ChemicalsPlasticsAndRubberSectorMember    
Investment, Interest Rate, Coupon Rate 6.00%   6.00%    
Investment, Interest Rate, Floor 1.00%   1.00%    
Investment, Interest Rate, Paid in Cash 10.45%   10.45%    
Investment, Investment Date Apr. 01, 2022        
Investment Maturity Date Dec. 31, 2026   Dec. 31, 2026    
Investment Owned, Balance, Principal Amount $ 128,683        
Amortized Cost 128,683        
Total Investments $ 124,179        
Investment Owned, Net Assets, Percentage 0.07%   0.07%    
Investment, Identifier [Axis]: Tilley Distribution, Inc., Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Tilley Distribution Inc Tilley Distribution Inc      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate 6.00% 6.00% 6.00% 6.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.45% 10.48% 10.45% 10.48%  
Investment, Investment Date Apr. 01, 2022 Apr. 01, 2022      
Investment Maturity Date Dec. 31, 2026 Dec. 31, 2026 Dec. 31, 2026 Dec. 31, 2026  
Investment Owned, Balance, Principal Amount $ 3,397,445 $ 3,415,461      
Amortized Cost 3,379,432 3,391,719      
Total Investments $ 3,278,534 $ 3,295,920      
Investment Owned, Net Assets, Percentage 1.93% 2.03% 1.93% 2.03%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: Tilley Distribution, Inc., Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] Tilley Distribution Inc Tilley Distribution Inc      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember spcbdc:ChemicalsPlasticsAndRubberSectorMember  
Investment, Interest Rate, Coupon Rate 6.00% 6.00% 6.00% 6.00%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 10.45% 10.48% 10.45% 10.48%  
Investment, Investment Date Apr. 01, 2022 Apr. 01, 2022      
Investment Maturity Date Dec. 31, 2026 Dec. 31, 2026 Dec. 31, 2026 Dec. 31, 2026  
Investment Owned, Balance, Principal Amount $ 2,172,137 $ 2,183,656      
Amortized Cost 2,160,620 2,168,476      
Total Investments $ 2,096,112 $ 2,107,228      
Investment Owned, Net Assets, Percentage 1.23% 1.30% 1.23% 1.30%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: TriplePoint Acquisition Holdings LLC Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] TriplePoint Acquisition Holdings LLC TriplePoint Acquisition Holdings LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Construction & Building Construction & Building Construction & Building Construction & Building  
Investment, Interest Rate, Coupon Rate 5.25% 5.50% 5.25% 5.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.55% 9.83% 9.55% 9.83%  
Investment, Investment Date May 31, 2024 May 31, 2024      
Investment Maturity Date May 31, 2029 May 31, 2029 May 31, 2029 May 31, 2029  
Investment Owned, Balance, Principal Amount $ 3,026,573 $ 3,041,859      
Amortized Cost 2,976,421 2,986,480      
Total Investments $ 3,026,573 $ 3,026,650      
Investment Owned, Net Assets, Percentage 1.78% 1.86% 1.78% 1.86%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: TriplePoint Acquisition Holdings LLC Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] TriplePoint Acquisition Holdings LLC TriplePoint Acquisition Holdings LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Construction & Building Construction & Building Construction & Building Construction & Building  
Investment, Interest Rate, Coupon Rate 5.25% 5.50% 5.25% 5.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.55% 9.83% 9.55% 9.83%  
Investment, Investment Date May 31, 2024 May 31, 2024      
Investment Maturity Date May 31, 2029 May 31, 2029 May 31, 2029 May 31, 2029  
Investment Owned, Balance, Principal Amount $ 1,177,001 $ 1,182,945      
Amortized Cost 1,157,497 1,161,409      
Total Investments $ 1,177,001 $ 1,177,030      
Investment Owned, Net Assets, Percentage 0.69% 0.72% 0.69% 0.72%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: TriplePoint Acquisition Holdings LLC Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] TriplePoint Acquisition Holdings LLC        
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Construction & Building   Construction & Building    
Investment, Interest Rate, Coupon Rate 5.25%   5.25%    
Investment, Interest Rate, Floor 1.00%   1.00%    
Investment, Interest Rate, Paid in Cash 9.55%   9.55%    
Investment, Investment Date Apr. 08, 2025        
Investment Maturity Date May 31, 2029   May 31, 2029    
Investment Owned, Balance, Principal Amount $ 1,402,565        
Amortized Cost 1,375,886        
Total Investments $ 1,402,565        
Investment Owned, Net Assets, Percentage 0.82%   0.82%    
Investment, Identifier [Axis]: TriplePoint Acquisition Holdings LLC TriplePoint Holdco LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] TriplePoint Acquisition Holdings LLC TriplePoint Acquisition Holdings LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Construction & Building Construction & Building Construction & Building Construction & Building  
Investment, Investment Date May 31, 2024 May 31, 2024      
Investment Owned, Balance, Principal Amount $ 442,295        
Investment Owned, Balance, Shares | shares   442,295   442,295  
Amortized Cost 421,514 $ 435,835      
Total Investments $ 1,002,639 $ 755,460      
Investment Owned, Net Assets, Percentage 0.59% 0.47% 0.59% 0.47%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: USDTL AcquisitionCo, Inc., Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration]   USDTL AcquisitionCo, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration]   spcbdc:FirstLienMember   spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration]   spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration]   Healthcare & Pharmaceuticals   Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate   5.25%   5.25%  
Investment, Interest Rate, Floor   1.50%   1.50%  
Investment, Interest Rate, Paid in Cash   9.58%   9.58%  
Investment, Investment Date   Dec. 09, 2024      
Investment Maturity Date   Dec. 09, 2030   Dec. 09, 2030  
Investment Owned, Balance, Principal Amount   $ 269,194      
Amortized Cost   269,194      
Total Investments   $ 263,864      
Investment Owned, Net Assets, Percentage   0.16%   0.16%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: USDTL AcquisitionCo, Inc., Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] USDTL AcquisitionCo, Inc. USDTL AcquisitionCo, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Interest Rate, Coupon Rate 5.00% 5.25% 5.00% 5.25%  
Investment, Interest Rate, Floor 1.50% 1.50% 1.50% 1.50%  
Investment, Interest Rate, Paid in Cash 9.30% 9.58% 9.30% 9.58%  
Investment, Investment Date Dec. 09, 2024 Dec. 09, 2024      
Investment Maturity Date Dec. 09, 2030 Dec. 09, 2030 Dec. 09, 2030 Dec. 09, 2030  
Investment Owned, Balance, Principal Amount $ 1,555,959 $ 1,563,778      
Amortized Cost 1,527,067 1,532,814      
Total Investments $ 1,532,620 $ 1,532,814      
Investment Owned, Net Assets, Percentage 0.90% 0.94% 0.90% 0.94%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: USDTL AcquisitionCo, Inc., USDTL Holdings, LLC Preferred Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] USDTL AcquisitionCo, Inc. USDTL AcquisitionCo, Inc.      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals Healthcare & Pharmaceuticals  
Investment, Investment Date Dec. 09, 2024 Dec. 09, 2024      
Investment Owned, Balance, Principal Amount $ 92        
Investment Owned, Balance, Shares | shares   92   92  
Amortized Cost 92,427 $ 92,427      
Total Investments $ 119,041 $ 92,428      
Investment Owned, Net Assets, Percentage 0.07% 0.06% 0.07% 0.06%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   true   true  
Investment, Identifier [Axis]: WER Holdings, LLC, Blade Landscape Investments, LLC Class A Units          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] WER Holdings, LLC WER Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member] Equity Securities [Member]  
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Investment Date Apr. 11, 2024 Apr. 11, 2024      
Investment Owned, Balance, Principal Amount $ 733 $ 733      
Amortized Cost 73,300 73,300      
Total Investments $ 95,627 $ 78,174      
Investment Owned, Net Assets, Percentage 0.06% 0.05% 0.06% 0.05%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false true false true  
Investment, Identifier [Axis]: WER Holdings, LLC, Delayed Draw Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] WER Holdings, LLC WER Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Interest Rate, Coupon Rate 5.50% 5.50% 5.50% 5.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.83% 9.87% 9.83% 9.87%  
Investment, Investment Date Apr. 11, 2024 Apr. 11, 2024      
Investment Maturity Date Apr. 11, 2030 Apr. 11, 2030 Apr. 11, 2030 Apr. 11, 2030  
Investment Owned, Balance, Principal Amount $ 542,116 $ 335,259      
Amortized Cost 537,003 331,920      
Total Investments $ 542,116 $ 330,230      
Investment Owned, Net Assets, Percentage 0.32% 0.20% 0.32% 0.20%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: WER Holdings, LLC, Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] WER Holdings, LLC WER Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:ThreeMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Interest Rate, Coupon Rate 5.50% 5.50% 5.50% 5.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.83% 9.83% 9.83% 9.83%  
Investment, Investment Date Apr. 11, 2024 Apr. 11, 2024      
Investment Maturity Date Apr. 11, 2030 Apr. 11, 2030 Apr. 11, 2030 Apr. 11, 2030  
Investment Owned, Balance, Principal Amount $ 20,108 $ 54,442      
Amortized Cost 20,108 54,442      
Total Investments $ 20,108 $ 53,625      
Investment Owned, Net Assets, Percentage 0.01% 0.03% 0.01% 0.03%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: WER Holdings, LLC, Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] WER Holdings, LLC WER Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:SixMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:SixMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 5.50% 5.50% 5.50% 5.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.82% 9.95% 9.82% 9.95%  
Investment, Investment Date Apr. 11, 2024 Apr. 11, 2024      
Investment Maturity Date Apr. 11, 2030 Apr. 11, 2030 Apr. 11, 2030 Apr. 11, 2030  
Investment Owned, Balance, Principal Amount $ 783,885 $ 787,844      
Amortized Cost 770,619 773,501      
Total Investments $ 783,885 $ 776,026      
Investment Owned, Net Assets, Percentage 0.46% 0.48% 0.46% 0.48%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: WER Holdings, LLC, Term Loan (PBDC SPV)          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] WER Holdings, LLC WER Holdings, LLC      
Investment, Issuer Affiliation [Extensible Enumeration]   Non-controlled, non-affiliated investments   Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:SixMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:SixMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Interest Rate, Coupon Rate 5.50% 5.50% 5.50% 5.50%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.82% 9.95% 9.82% 9.95%  
Investment, Investment Date Apr. 11, 2024 Apr. 11, 2024      
Investment Maturity Date Apr. 11, 2030 Apr. 11, 2030 Apr. 11, 2030 Apr. 11, 2030  
Investment Owned, Balance, Principal Amount $ 304,844 $ 306,384      
Amortized Cost 299,685 300,806      
Total Investments $ 304,844 $ 301,788      
Investment Owned, Net Assets, Percentage 0.18% 0.19% 0.18% 0.19%  
Investment, Significant Unobservable Input [true false]   true   true  
Investment, Nonincome Producing [true false]   false   false  
Investment, Identifier [Axis]: WER Holdings, LLC, Term Loan One          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] WER Holdings, LLC        
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember   spcbdc:FirstLienMember    
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember   spcbdc:ThreeMonthSofrMember    
Investment, Industry Sector [Extensible Enumeration] Services: Business   Services: Business    
Investment, Interest Rate, Coupon Rate 5.50%   5.50%    
Investment, Interest Rate, Floor 1.00%   1.00%    
Investment, Interest Rate, Paid in Cash 9.83%   9.83%    
Investment, Investment Date May 30, 2025        
Investment Maturity Date Apr. 11, 2030   Apr. 11, 2030    
Investment Owned, Balance, Principal Amount $ 173,605        
Amortized Cost 171,035        
Total Investments $ 173,605        
Investment Owned, Net Assets, Percentage 0.10%   0.10%    
Investment, Identifier [Axis]: iNovex Information Systems Incorporated Revolver          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] iNovex Information Systems Incorporated iNovex Information Systems Incorporated      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 5.25% 5.25% 5.25% 5.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.58% 9.61% 9.58% 9.61%  
Investment, Investment Date Dec. 17, 2024 Dec. 17, 2024      
Investment Maturity Date Dec. 17, 2030 Dec. 17, 2030 Dec. 17, 2030 Dec. 17, 2030  
Investment Owned, Balance, Principal Amount $ 561,671 $ 383,580      
Amortized Cost 561,671 383,580      
Total Investments $ 553,246 $ 377,826      
Investment Owned, Net Assets, Percentage 0.33% 0.23% 0.33% 0.23%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: iNovex Information Systems Incorporated Term Loan          
Schedule of Investments [Line Items]          
Investment, Issuer Name [Extensible Enumeration] iNovex Information Systems Incorporated iNovex Information Systems Incorporated      
Investment, Issuer Affiliation [Extensible Enumeration] Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments Non-controlled, non-affiliated investments  
Investment, Type [Extensible Enumeration] spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember spcbdc:FirstLienMember  
Investment, Variable Interest Rate, Type [Extensible Enumeration] spcbdc:ThreeMonthSofrMember spcbdc:OneMonthSofrMember spcbdc:ThreeMonthSofrMember spcbdc:OneMonthSofrMember  
Investment, Industry Sector [Extensible Enumeration] Services: Business Services: Business Services: Business Services: Business  
Investment, Interest Rate, Coupon Rate 5.25% 5.25% 5.25% 5.25%  
Investment, Interest Rate, Floor 1.00% 1.00% 1.00% 1.00%  
Investment, Interest Rate, Paid in Cash 9.55% 9.63% 9.55% 9.63%  
Investment, Investment Date Dec. 17, 2024 Dec. 17, 2024      
Investment Maturity Date Dec. 17, 2030 Dec. 17, 2030 Dec. 17, 2030 Dec. 17, 2030  
Investment Owned, Balance, Principal Amount $ 3,387,573 $ 3,404,596      
Amortized Cost 3,339,936 3,353,527      
Total Investments $ 3,336,759 $ 3,353,527      
Investment Owned, Net Assets, Percentage 1.96% 2.07% 1.96% 2.07%  
Investment, Significant Unobservable Input [true false] true true true true  
Investment, Nonincome Producing [true false] false false false false  
Investment, Identifier [Axis]: spcbdc_cnst_string_ImpactHomeServicesLlcRevolver          
Schedule of Investments [Line Items]          
Investment Maturity Date Apr. 28, 2028   Apr. 28, 2028    
Revolver, Unfunded Commitment $ 128,780        
Revolver, Unused Commitment Fee 0.50%