CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
ASSETS
Buildings and improvements	$ 1,593,802	$ 1,322,381
Land	620,821	641,102
Total real estate	2,214,623	1,963,483
Accumulated depreciation	(580,802)	(530,722)
Net real estate	1,633,821	1,432,761
Cash and cash equivalents	122,601	206,460
Restricted cash	16,666	23,306
Mezzanine investment	0	158,558
Unconsolidated real estate partnerships	23,125	15,789
Notes receivable	$ 57,554	$ 39,014
Financing Receivable, after Allowance for Credit Loss, Related Party, Type [Extensible Enumeration]	Related Party [Member]	Related Party [Member]
Right-of-use lease assets- finance leases	$ 108,992	$ 110,269
Other assets, net	121,461	132,679
Total assets	2,089,475	2,181,223
LIABILITIES AND EQUITY
Non-recourse property debt, net	846,298	929,501
Construction loans, net	301,443	118,698
Non-recourse property debt and construction loans, net	1,147,741	1,048,199
Deferred tax liabilities	110,284	119,615
Lease liabilities - finance leases	118,697	114,625
Mezzanine investment - participation sold	31,018
Accrued liabilities and other	90,125	106,600
Total liabilities	1,497,865	1,389,039
Redeemable noncontrolling interests in consolidated real estate partnerships	171,632	166,826
Commitments and contingencies (Note 13)
Equity (510,587,500 shares authorized at both December 31, 2023 and December 31, 2022):
Common Stock, $0.01 par value, 140,576,102 and 146,524,941 shares issued and outstanding at December 31, 2023 and December 31, 2022, respectively	1,406	1,466
Additional paid-in capital	464,538	496,482
Retained earnings	(116,292)	49,904
Total Aimco equity	349,652	547,852
Noncontrolling interests in consolidated real estate partnerships	51,265	48,294
Common noncontrolling interests in Aimco Operating Partnership	19,061	29,212
Total equity	419,978	625,358
Total liabilities and equity	2,089,475	2,181,223
Aimco OP L.P. [Member]
ASSETS
Buildings and improvements	1,593,802	1,322,381
Land	620,821	641,102
Total real estate	2,214,623	1,963,483
Accumulated depreciation	(580,802)	(530,722)
Net real estate	1,633,821	1,432,761
Cash and cash equivalents	122,601	206,460
Restricted cash	16,666	23,306
Mezzanine investment		158,558
Unconsolidated real estate partnerships	23,125	15,789
Notes receivable	$ 57,554	$ 39,014
Financing Receivable, after Allowance for Credit Loss, Related Party, Type [Extensible Enumeration]	Related Party [Member]	Related Party [Member]
Right-of-use lease assets- finance leases	$ 108,992	$ 110,269
Other assets, net	121,461	132,679
Total assets	2,089,475	2,181,223
LIABILITIES AND EQUITY
Non-recourse property debt, net	846,298	929,501
Construction loans, net	301,443	118,698
Non-recourse property debt and construction loans, net	1,147,741	1,048,199
Deferred tax liabilities	110,284	119,615
Lease liabilities - finance leases	118,697	114,625
Mezzanine investment - participation sold	31,018
Accrued liabilities and other	90,125	106,600
Total liabilities	1,497,865	1,389,039
Redeemable noncontrolling interests in consolidated real estate partnerships	171,632	166,826
Commitments and contingencies (Note 13)
Equity (510,587,500 shares authorized at both December 31, 2023 and December 31, 2022):
General Partner and Special Limited Partner	349,652	547,852
Limited Partners	19,061	29,212
Partners' capital attributable to Aimco Operating Partnership	368,713	577,064
Noncontrolling interests in consolidated real estate partnerships	51,265	48,294
Total partners' capital	419,978	625,358
Total liabilities and equity	2,089,475	2,181,223
Interest Rate Options
ASSETS
Interest rate options	5,255	62,387
Interest Rate Options | Aimco OP L.P. [Member]
ASSETS
Interest rate options	$ 5,255	$ 62,387