Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
REVENUES
Total revenues	$ 211,993	$ 181,478
EXPENSES
Property operating expenses	75,453	63,236
Depreciation and amortization	95,666	84,549
General and administrative expenses	7,180	6,597
Other expenses, net	5,798	4,018
Total operating expenses	184,097	158,400
Interest income	1,525	13,481
Interest expense	(36,187)	(22,107)
Loss on extinguishment of debt	2,008	23,636
Gain on dispositions of real estate	0	412,003
Loss from unconsolidated real estate partnerships	(1,035)	(2,014)
Income (loss) before income tax expense	(9,809)	400,805
Income tax (expense) benefit	(139)	579
Net (loss) income	(9,948)	401,384
Noncontrolling interests:
Net (income) loss attributable to noncontrolling interests in consolidated real estate partnerships	(685)	564
Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable, Total	1,570	1,603
Net loss (income) attributable to common noncontrolling interests in AIR Operating Partnership	826	(24,167)
Net income attributable to noncontrolling interests	(1,429)	(25,206)
Net income attributable to AIR	(11,377)	376,178
Net income attributable to the AIR Operating Partnership's preferred unitholders	(43)	(42)
Net income attributable to participating securities	(37)	(255)
Net income attributable to AIR common stockholders	$ (11,457)	$ 375,881
Net income attributable to AIR common stockholders per share - basic	$ (0.08)	$ 2.40
Net income attributable to AIR common stockholders per share - diluted	$ (0.08)	$ 2.39
Weighted average common shares/units outstanding - basic	148,810	156,736
Weighted average common shares/units outstanding - diluted	148,810	157,088
Rental And Other Property Revenues [Member]
REVENUES
Total revenues	$ 209,923	$ 179,261
Other Revenues [Member]
REVENUES
Total revenues	2,070	2,217
Apartment Income REIT, L.P. [Member]
REVENUES
Total revenues	211,993	181,478
EXPENSES
Property operating expenses	75,453	63,236
Depreciation and amortization	95,666	84,549
General and administrative expenses	7,180	6,597
Other expenses, net	5,798	4,018
Total operating expenses	184,097	158,400
Interest income	1,525	13,481
Interest expense	(36,187)	(22,107)
Loss on extinguishment of debt	(2,008)	(23,636)
Gain on dispositions of real estate	0	412,003
Loss from unconsolidated real estate partnerships	(1,035)	(2,014)
Income (loss) before income tax expense	(9,809)	400,805
Income tax (expense) benefit	(139)	579
Net (loss) income	(9,948)	401,384
Noncontrolling interests:
Net (income) loss attributable to noncontrolling interests in consolidated real estate partnerships	(685)	564
Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable, Total	10,633	(401,948)
Net income attributable to the AIR Operating Partnership's preferred unitholders	(1,613)	(1,645)
Net income attributable to participating securities	(37)	(255)
Net income attributable to AIR common stockholders	$ (12,283)	$ 400,048
Net income attributable to AIR common stockholders per share - basic	$ (0.08)	$ 2.40
Net income attributable to AIR common stockholders per share - diluted	$ (0.08)	$ 2.39
Weighted average common shares/units outstanding - basic	159,284	166,853
Weighted average common shares/units outstanding - diluted	159,284	167,205
Apartment Income REIT, L.P. [Member] | Rental And Other Property Revenues [Member]
REVENUES
Total revenues	$ 209,923	$ 179,261
Apartment Income REIT, L.P. [Member] | Other Revenues [Member]
REVENUES
Total revenues	$ 2,070	$ 2,217