v3.26.1
Transactions with Related Parties - Additional Information (Details) - USD ($)
 1 Months Ended 3 Months Ended 6 Months Ended
May 31, 2026
Apr. 30, 2026
May 31, 2025
Jan. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Related Party Transaction [Line Items]                  
Investment management fees paid [1]         $ 13,000 $ 0 $ 13,000 $ 0  
Outstanding liabilities due to related parties         2,149,956   2,149,956   $ 2,032,534
Related Party [Member]                  
Related Party Transaction [Line Items]                  
Receivables due from related parties         61,000   61,000   706,000
Related Party [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent                  
Related Party Transaction [Line Items]                  
Outstanding liabilities due to related parties         559,000   559,000   $ 736,000
Willow Place GIL [Member]                  
Related Party Transaction [Line Items]                  
Amount paid to purchase including principal and accrued interest       $ 20,800,000          
Osprey Village GIL [Member]                  
Related Party Transaction [Line Items]                  
Amount paid to purchase including principal and accrued interest       $ 60,400,000          
Legacy Commons at Signal Hills [Member]                  
Related Party Transaction [Line Items]                  
Amount paid to purchase including principal and accrued interest     $ 34,800,000            
Poppy Grove I GIL [Member]                  
Related Party Transaction [Line Items]                  
Amount paid to purchase including principal and accrued interest   $ 41,000,000              
Poppy Grove II GIL [Member]                  
Related Party Transaction [Line Items]                  
Amount paid to purchase including principal and accrued interest   $ 24,100,000              
Poppy Grove III GIL [Member]                  
Related Party Transaction [Line Items]                  
Amount paid to purchase including principal and accrued interest $ 44,900,000                
Construction Lending JV [Member]                  
Related Party Transaction [Line Items]                  
Proceeds from sale of asset at par plus accrued interest         0 7,500,000 0 7,500,000  
Notional value         0 5,600,000 0 5,600,000  
Greystone Select [Member]                  
Related Party Transaction [Line Items]                  
Investment management fees paid             0    
Greystone Bridge Lending Fund Manager LLC [Member]                  
Related Party Transaction [Line Items]                  
Investment management fees paid         $ 7,000 $ 3,000 $ 12,000 $ 3,000  
[1] The Partnership has an agreement with an affiliate of Greystone, in which the Greystone affiliate is entitled to receive a referral fee up to 0.25% of the original principal amount of executed tax-exempt loan or tax-exempt bond transactions introduced to the Partnership by the Greystone affiliate. The term of the agreement ends December 31, 2026, unless the parties mutually agree to extend the term. The Partnership accounts for referral fees as bond acquisition costs that are deferred and amortized as a yield adjustment to the related investment asset.