v3.26.1
Segments - Summary of Partnership Reportable Segment Information (Details) - USD ($)
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
 [1]
Revenues:      
Investment income $ 16,439,156 $ 21,075,573  
Other interest income 3,122,561 2,288,165  
Property revenues 1,449,125    
Other income 774,361 958,825  
Total revenues 21,785,203 24,322,563  
Expenses:      
Real estate operating 827,635    
Provision for credit losses (2,077,877) (172,000)  
Depreciation and amortization 2,746,392 3,542  
Interest expense 13,168,146 13,497,295  
Net result from derivative transactions (1,564,639) 3,036,137  
General and administrative 4,650,762 4,570,261  
Total expenses 17,750,419 20,935,235  
Other Income:      
Gain on sale of investments in unconsolidated entities 0 5,220  
Gain on deed in lieu of foreclosures 2,219,023    
Earnings (losses) from investments in unconsolidated entities (4,930,100) (992,259)  
Income (loss) before income taxes 1,323,707 2,400,289  
Income tax benefit (2,673) (2,733)  
Net income 1,326,380 2,403,022  
Total assets      
Total assets 1,486,983,107 [1] 1,502,887,278 $ 1,502,887,278
Operating Segments [Member] | Affordable Multifamily Investments [Member]      
Revenues:      
Investment income 15,017,141 17,636,796  
Other interest income 2,932,248 2,097,852  
Other income 772,025 958,825  
Total revenues 18,721,414 20,693,473  
Expenses:      
Provision for credit losses (2,075,877) (179,000)  
Depreciation and amortization   3,542  
Interest expense 10,644,305 12,448,644  
Net result from derivative transactions (936,216) 2,503,968  
General and administrative 4,650,762 4,570,261  
Total expenses 12,282,974 19,347,415  
Other Income:      
Gain on deed in lieu of foreclosures 2,219,023    
Earnings (losses) from investments in unconsolidated entities 18,252    
Income (loss) before income taxes 8,675,715 1,346,058  
Net income 8,675,715 1,346,058  
Total assets      
Total assets 1,228,096,014 1,354,654,552  
Operating Segments [Member] | Seniors and Skilled Nursing Investments [Member]      
Revenues:      
Investment income 1,065,113 1,042,186  
Other interest income 190,313 190,313  
Total revenues 1,255,426 1,232,499  
Expenses:      
Provision for credit losses (2,000) 7,000  
Interest expense 576,265 652,294  
Net result from derivative transactions (254,709) 532,169  
Total expenses 319,556 1,191,463  
Other Income:      
Income (loss) before income taxes 935,870 41,036  
Net income 935,870 41,036  
Total assets      
Total assets 72,527,242 72,334,224  
Operating Segments [Member] | Market-Rate Joint Venture Investments [Member]      
Revenues:      
Investment income 356,902 2,396,591  
Total revenues 356,902 2,396,591  
Expenses:      
Interest expense 937,491 396,357  
Total expenses 937,491 396,357  
Other Income:      
Gain on sale of investments in unconsolidated entities   5,220  
Earnings (losses) from investments in unconsolidated entities (4,948,352) (992,259)  
Income (loss) before income taxes (5,528,941) 1,013,195  
Net income (5,528,941) 1,013,195  
Total assets      
Total assets 156,868,480 148,919,228  
Operating Segments [Member] | MF Properties [Member]      
Revenues:      
Property revenues 1,449,125    
Other income 2,336    
Total revenues 1,451,461    
Expenses:      
Real estate operating 827,635    
Depreciation and amortization 2,746,392    
Interest expense 1,010,085    
Net result from derivative transactions (373,714)    
Total expenses 4,210,398    
Other Income:      
Income (loss) before income taxes (2,758,937)    
Income tax benefit (2,673) (2,733)  
Net income (2,756,264) 2,733  
Total assets      
Total assets 118,116,766 4,332,730  
Consolidation, Eliminations [Member]      
Total assets      
Total assets $ (88,625,395) $ (77,353,456)  
[1] The condensed consolidated balance sheets include assets of consolidated VIEs that can only be used to settle obligations of these VIEs that totaled $1,132,221,345 and $1,246,799,233 as of March 31, 2026 and December 31, 2025, respectively. The condensed consolidated balance sheets include liabilities of the consolidated VIEs for which creditors do not have recourse to the general credit of the Partnership that totaled $330,010,647 and $331,318,784 as of March 31, 2026 and December 31, 2025, respectively. See Note 3 - Variable Interest Entities for further detail.