Condensed Consolidated Statements of Partners' Capital (Unaudited) - USD ($)	Total	Tier 3 [Member]	General Partner [Member]	BUCs - Restricted and Unrestricted [Member]	BUCs - Restricted and Unrestricted [Member] Tier 3 [Member]	Number of BUCs - Restricted and Unrestricted [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balance at Dec. 31, 2023	$ 349,306,708		$ 543,977	$ 348,762,731			$ 59,604,899
Partners' Capital Account, Units at Dec. 31, 2023						23,088,268
Distributions paid or accrued:
Regular distribution	(8,622,287)		(86,223)	(8,536,064)
Distribution of income (Note 22)		$ (50,000)			$ (50,000)
Cash paid in lieu of fractional BUCs	(1,772)			(1,772)
Net income allocable to Partners	9,881,140		98,311	9,782,829
Sale of BUCs, net of issuance costs, Value	1,055,267			1,055,267
Sale of BUCs, net of issuance costs, Units						64,765
Restricted units awarded						109,581
Rounding of BUCs related to BUCs Distributions/Reverse Unit Split						(105)
Restricted unit compensation expense	332,321		3,323	328,998
Unrealized losses on securities	(12,008,737)		(120,087)	(11,888,650)			(12,008,737)
Unrealized gains (losses) on bond purchase commitments	(62,959)		(630)	(62,329)			(62,959)
Balance at Mar. 31, 2024	339,829,681		438,671	339,391,010			47,533,203
Partners' Capital Account, Units at Mar. 31, 2024						23,262,509
Balance at Dec. 31, 2024	306,026,766		98,621	305,928,145			29,924,300
Partners' Capital Account, Units at Dec. 31, 2024						23,270,685
Distributions paid or accrued:
Regular distribution	(8,739,224)		(87,392)	(8,651,832)
Distribution of income (Note 22)		$ (5,220)			$ (5,220)
Net income allocable to Partners	2,566,341		25,611	2,540,730
Restricted units awarded						142,102
Restricted units forfeited						(15,350)
Restricted unit compensation expense	234,047		2,340	231,707
Unrealized losses on securities	(5,635,059)		(56,351)	(5,578,708)			(5,635,059)
Unrealized gains (losses) on bond purchase commitments	0
Balance at Mar. 31, 2025	$ 294,447,651		$ (17,171)	$ 294,464,822			$ 24,289,241
Partners' Capital Account, Units at Mar. 31, 2025						23,397,437