Schedule III: Real Estate and Accumulated Depreciation - Summary Real Estate and Accumulated Depreciation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Additions during the year:
Total real estate balance at end of year	$ 933,452
Accumulated depreciation balance at end of year	468,054
Aimco Real Estate
Total portfolio
Total real estate balance at beginning of year	1,791,499	$ 1,500,269	$ 1,385,412
Additions during the year:
Acquisitions	146,236	69,178	112,820
Capital additions	273,380	222,052	24,334
Dispositions	(233,308)		(22,297)
Write-offs of fully depreciated assets and other	(14,324)
Total real estate balance at end of year	1,963,483	1,791,499	1,500,269
Accumulated depreciation balance at beginning of year	561,115	495,010	449,444
Depreciation	143,983	66,105	67,919
Dispositions	(160,052)
Write-offs of fully depreciated assets and other	(14,324)		(22,353)
Accumulated depreciation balance at end of year	$ 530,722	$ 561,115	$ 495,010