CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
REVENUES
Rental and other property revenues	$ 51,148	$ 45,674	$ 101,350	$ 89,942
OPERATING EXPENSES
Property operating expenses	22,557	18,783	43,756	36,287
Depreciation and amortization	22,110	17,031	41,578	33,302
General and administrative expenses	7,577	7,890	16,126	16,293
Total operating expenses	52,244	43,704	101,460	85,882
Interest income	2,535	2,478	5,183	4,536
Interest expense	(16,820)	(9,656)	(30,190)	(19,381)
Realized and unrealized (gains) losses on interest rate contracts	640	3,383	2,312	2,326
Realized and unrealized gains (losses) on equity investments	(47,264)	1,094	(47,535)	1,231
Gain on dispositions of real estate		1,878		1,878
Other income (expense), net	(1,286)	(1,420)	(2,876)	(4,872)
Income (loss) before income tax	(63,291)	(273)	(73,216)	(10,222)
Income tax benefit (expense)	2,188	417	4,917	4,613
Net income (loss)	(61,103)	144	(68,299)	(5,609)
Net (income) loss attributable to redeemable noncontrolling interests in consolidated real estate partnerships	(3,598)	(3,576)	(7,158)	(6,849)
Net (income) loss attributable to noncontrolling interests in consolidated real estate partnerships	811	(348)	827	(613)
Net (income) loss attributable to common noncontrolling interests in Aimco Operating Partnership	3,364	178	3,918	652
Net income (loss) attributable to Aimco	$ (60,526)	$ (3,602)	$ (70,712)	$ (12,419)
Net income (loss) attributable to Aimco per common share - basic (Note 4)	$ (0.43)	$ (0.02)	$ (0.5)	$ (0.09)
Net income (loss) attributable to Aimco per common share - diluted (Note 4)	$ (0.43)	$ (0.02)	$ (0.5)	$ (0.09)
Basic weighted-average OP Units outstanding	139,816	144,195	140,205	145,007
Diluted weighted-average common stock outstanding	139,816	144,195	140,205	145,007
Aimco OP L.P. [Member]
REVENUES
Rental and other property revenues	$ 51,148	$ 45,674	$ 101,350	$ 89,942
OPERATING EXPENSES
Property operating expenses	22,557	18,783	43,756	36,287
Depreciation and amortization	22,110	17,031	41,578	33,302
General and administrative expenses	7,577	7,890	16,126	16,293
Total operating expenses	52,244	43,704	101,460	85,882
Interest income	2,535	2,478	5,183	4,536
Interest expense	(16,820)	(9,656)	(30,190)	(19,381)
Realized and unrealized (gains) losses on interest rate contracts	640	3,383	2,312	2,326
Realized and unrealized gains (losses) on equity investments	(47,264)	1,094	(47,535)	1,231
Gain on dispositions of real estate		1,878		1,878
Other income (expense), net	(1,286)	(1,420)	(2,876)	(4,872)
Income (loss) before income tax	(63,291)	(273)	(73,216)	(10,222)
Income tax benefit (expense)	2,188	417	4,917	4,613
Net income (loss)	(61,103)	144	(68,299)	(5,609)
Net (income) loss attributable to redeemable noncontrolling interests in consolidated real estate partnerships	(3,598)	(3,576)	(7,158)	(6,849)
Net (income) loss attributable to noncontrolling interests in consolidated real estate partnerships	811	(348)	827	(613)
Net income (loss) attributable to Aimco	$ (63,890)	$ (3,780)	$ (74,630)	$ (13,071)
Net income (loss) attributable to Aimco per common share - basic (Note 4)	$ (0.43)	$ (0.02)	$ (0.5)	$ (0.09)
Net income (loss) attributable to Aimco per common share - diluted (Note 4)	$ (0.43)	$ (0.02)	$ (0.5)	$ (0.09)
Basic weighted-average OP Units outstanding	147,451	151,966	147,854	152,795
Diluted weighted-average common stock outstanding	147,451	151,966	147,854	152,795