CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings (Accumulated Deficit) [Member]	Total Aimco Equity [Member]	Noncontrolling Interests in Consolidated Real Estate Partnerships [Member]	Common Noncontrolling Interests in Aimco Operating Partnership [Member]
Balances at Dec. 31, 2020	$ 559,091	$ 1,490	$ 515,127	$ (16,839)	$ 499,778	$ 31,877	$ 27,436
Balances (in shares) at Dec. 31, 2020		149,036,000
Net income (loss)	(5,071)			(5,910)	(5,910)	1,136	(297)
Redemption of OP Units	(76)	$ 6	1,305		1,311		(1,387)
Redemption of OP Units, (In share)		595,000
Share-based compensation expense	3,717		2,972		2,972		745
Contributions from noncontrolling interests in consolidated real estate partnerships	3,370					3,370
Distributions to noncontrolling interests in consolidated real estate partnerships	$ (1,157)					(1,157)
Common stock repurchased (In shares)	0
Other common stock issuances	$ 1,072	$ 2	1,070		1,072
Other common stock issuances (In share)		246,000
Other, net	1,287		1,368	(26)	1,342	(13)	(42)
Other, net (in shares)		(59,000)
Balances at Dec. 31, 2021	562,233	$ 1,498	521,842	(22,775)	500,565	35,213	26,455
Balances (in shares) at Dec. 31, 2021		149,818,000
Net income (loss)	83,329			75,726	75,726	3,672	3,931
Redemption of OP Units	(234)	$ 1	2,653		2,654		(2,888)
Redemption of OP Units, (In share)		108,000
Share-based compensation expense	7,457		5,687		5,687		1,770
Contributions from noncontrolling interests in consolidated real estate partnerships	10,616					10,616
Distributions to noncontrolling interests in consolidated real estate partnerships	(1,362)					(1,202)	(160)
Redemption of redeemable noncontrolling interests in consolidated real estate partnerships	(183)		(183)		(183)
Purchase of noncontrolling interests in consolidated real estate partnerships	(7,088)		(7,088)		(7,088)
Common stock repurchased	$ (24,992)	$ (35)	(24,957)		(24,992)
Common stock repurchased (In shares)	(3,500,000)	(3,459,000)
Other common stock issuances	$ 961	$ 1	851		852		109
Other common stock issuances (In share)		106,000
Cash dividends	(3,043)			(3,043)	(3,043)
Other, net	(2,336)	$ 1	(2,323)	(4)	(2,326)	(5)	(5)
Other, net (in shares)		(48,000)
Balances at Dec. 31, 2022	625,358	$ 1,466	496,482	49,904	547,852	48,294	29,212
Balances (in shares) at Dec. 31, 2022		146,525,000
Net income (loss)	(171,243)			(166,196)	(166,196)	3,991	(9,038)
Redemption of OP Units	(1,081)		4,501		4,501		(5,582)
Share-based compensation expense	10,495		7,299		7,299		3,196
Contributions from noncontrolling interests in consolidated real estate partnerships	272					272
Distributions to noncontrolling interests in consolidated real estate partnerships	(1,291)					(1,291)
Common stock repurchased	$ (45,338)	$ (61)	(45,277)		(45,338)
Common stock repurchased (In shares)	(6,200,000)	(6,166,000)
Other common stock issuances	$ 2,812	$ 2	1,538		1,540		1,272
Other common stock issuances (In share)		252,000
Other, net	(6)	$ (1)	(5)		(6)	(1)	1
Other, net (in shares)		(35,000)
Balances at Dec. 31, 2023	$ 419,978	$ 1,406	$ 464,538	$ (116,292)	$ 349,652	$ 51,265	$ 19,061
Balances (in shares) at Dec. 31, 2023		140,576,000