v3.26.1
Fair Value Measurement (Details 1) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Financing Receivable, Credit Quality Indicator [Line Items]        
Fair value, beginning of period $ 483,283 $ 342,916 $ 458,346 $ 328,465
Purchases, including capitalized PIK 40,041 62,292 88,222 91,764
Proceeds from sales of investments and principal repayments (2,307) (2,233) (21,162) (17,648)
Accretion of discount/amortization of premium 235 218 577 687
Net realized gain (loss) 27 16 71 55
Net change in unrealized appreciation (depreciation) (708) (462) (5,483) (576)
Transfers into Level 3 [1] [2] [1] [2]
Transfers out of Level 3 [1] [2] [1] [2]
Fair value, end of period 520,571 402,747 520,571 402,747
Net change in unrealized appreciation (depreciation) related to financial instruments still held as of June 30, 2025 (527) (462) (5,190) (576)
Asset-Backed Securities [Member]        
Financing Receivable, Credit Quality Indicator [Line Items]        
Fair value, beginning of period 25,715   10,047  
Purchases, including capitalized PIK   18,861  
Proceeds from sales of investments and principal repayments   (3,328)  
Accretion of discount/amortization of premium (1)   (2)  
Net realized gain (loss)   (3)  
Net change in unrealized appreciation (depreciation) 46   185  
Transfers into Level 3 [1]    
Transfers out of Level 3 [1]    
Fair value, end of period 25,760   25,760  
Net change in unrealized appreciation (depreciation) related to financial instruments still held as of June 30, 2025 46   185  
Senior Secured Debt [Member]        
Financing Receivable, Credit Quality Indicator [Line Items]        
Fair value, beginning of period 443,011 341,545 433,567 327,122
Purchases, including capitalized PIK 39,774 62,148 68,908 91,620
Proceeds from sales of investments and principal repayments 4,191 (2,233) (11,069) (17,648)
Accretion of discount/amortization of premium 236 218 579 687
Net realized gain (loss) 17 16 64 55
Net change in unrealized appreciation (depreciation) (673) (461) (5,493) (603)
Transfers into Level 3 [1] [2] [1] [2]
Transfers out of Level 3 [1] [2] [1] [2]
Fair value, end of period 486,556 401,233 486,556 401,233
Net change in unrealized appreciation (depreciation) related to financial instruments still held as of June 30, 2025 (562) (461) (5,270) (603)
Preferred Equity [Member]        
Financing Receivable, Credit Quality Indicator [Line Items]        
Fair value, beginning of period 7,554 1,371 7,368 1,343
Purchases, including capitalized PIK 142 144 328 144
Proceeds from sales of investments and principal repayments (6,435) (6,435)
Accretion of discount/amortization of premium
Net realized gain (loss) 10 10
Net change in unrealized appreciation (depreciation) (81) (1) (81) 27
Transfers into Level 3 [1] [2] [1] [2]
Transfers out of Level 3 [1] [2] [1] [2]
Fair value, end of period 1,190 1,514 1,190 1,514
Net change in unrealized appreciation (depreciation) related to financial instruments still held as of June 30, 2025 (11) $ (1) (11) $ 27
Common Equity [Member]        
Financing Receivable, Credit Quality Indicator [Line Items]        
Fair value, beginning of period    
Purchases, including capitalized PIK 125   125  
Proceeds from sales of investments and principal repayments    
Accretion of discount/amortization of premium    
Net realized gain (loss)    
Net change in unrealized appreciation (depreciation)    
Transfers into Level 3 [1]    
Transfers out of Level 3 [1]    
Fair value, end of period 125   125  
Net change in unrealized appreciation (depreciation) related to financial instruments still held as of June 30, 2025    
Partnership [Member]        
Financing Receivable, Credit Quality Indicator [Line Items]        
Fair value, beginning of period 7,003   7,364  
Purchases, including capitalized PIK    
Proceeds from sales of investments and principal repayments (63)   (330)  
Accretion of discount/amortization of premium    
Net realized gain (loss)    
Net change in unrealized appreciation (depreciation)   (94)  
Transfers into Level 3 [1]    
Transfers out of Level 3 [1]    
Fair value, end of period 6,940   6,940  
Net change in unrealized appreciation (depreciation) related to financial instruments still held as of June 30, 2025   $ (94)  
[1] For the three and six months ended June 30, 2026, there were no transfers into or out of Level 3.
[2] For the three and six months ended June 30, 2025, there were no transfers into or out of Level 3.