Summary of Significant Accounting Policies - Narrative (Details) - AIMCO PROPERTIES, L.P - $ / shares	6 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Units outstanding (in shares)	2,846,574	2,846,574
Minimum
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Distributions per annum	1.92%
Distribution made to limited partner, distributions paid, per unit (in dollars per share)	$ 0.48
Maximum
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Distributions per annum	8.75%
Distribution made to limited partner, distributions paid, per unit (in dollars per share)	$ 8.00