Variable Interest Entities - Schedule of VIEs Consolidated by the AIR Operating Partnership (Details)	12 Months Ended
	Dec. 31, 2023 home apartment	Dec. 31, 2022 apartment
Variable Interest Entity [Line Items]
Apartment units	20,886
Joint Venture Partner
Variable Interest Entity [Line Items]
Number of apartment communities | home	175
Apartment units	328
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
VIEs with interests in apartment communities	3	5
Number of apartment communities	14	16
Apartment units	4,866	5,369
Equity method investment, ownership interest sold	47.00%