CONSOLIDATED STATEMENTS OF PARTNERS’ CAPITAL (DEFICIT) - USD ($) $ in Thousands	Total	Preferred Partnership Units	Common Partnership Units	Preferred Units	Preferred Units Preferred Partnership Units	General Partner and Special Limited Partner	Limited Partners	Limited Partners Common Partnership Units	Partners' Capital Attributable to the AIR Operating Partnership	Partners' Capital Attributable to the AIR Operating Partnership Preferred Partnership Units	Partners' Capital Attributable to the AIR Operating Partnership Common Partnership Units	Noncontrolling Interests in Consolidated Real Estate Partnerships
Beginning balance at Dec. 31, 2022	$ 2,319,306			$ 2,000		$ 2,154,417	$ 241,674		$ 2,398,091			$ (78,785)
Increase (Decrease) in Partners' Capital [Roll Forward]
Redemption and repurchase of common partnership units	(167,463)					(148,956)	(18,507)		(167,463)
Issuance of common partnership units	22,383						22,383		22,383
Amortization of share-based compensation cost	9,296					4,488	4,808		9,296
Effect of changes in ownership of consolidated entities	1,113					(8,260)	10,771		2,511			(1,398)
Purchase of noncontrolling interests in consolidated real estate partnerships	(1,517)					479			479			(1,996)
Contributions from noncontrolling interests in consolidated real estate partnerships	5,691											5,691
Other comprehensive loss	(22,868)					(21,170)	(1,698)		(22,868)
Net income (loss)	683,007					635,101	42,721		677,822			5,185
Distributions to common unitholders	(284,126)					(266,422)	(17,704)		(284,126)
Distributions to noncontrolling interests	(14,376)											(14,376)
Other, net	(72)					219	3		222			(294)
Ending balance at Dec. 31, 2023	2,550,374			2,000		2,349,896	284,451		2,636,347			(85,973)
Increase (Decrease) in Partners' Capital [Roll Forward]
Redemption and repurchase of common partnership units	(32,152)	$ (2,000)			$ (2,000)		(32,152)		(32,152)	$ (2,000)
Amortization of share-based compensation cost	23,657					11,843	11,814		23,657
Effect of changes in ownership of consolidated entities	0					24,119	(24,119)
Other comprehensive loss	(15,464)					(14,255)	(1,209)		(15,464)
Net income (loss)	(361,678)					(343,791)	(23,157)		(366,948)			5,270
Distributions to common unitholders	(72,414)					(64,649)	(7,765)		(72,414)
Distributions to noncontrolling interests	(17,552)											(17,552)
Merger-related distributions	(2,105,949)					(1,976,696)	(129,253)		(2,105,949)
Other, net	887					287			287			600
Ending balance at Dec. 31, 2024	(32,291)			0		(61,484)	126,848		65,364			(97,655)
Increase (Decrease) in Partners' Capital [Roll Forward]
Redemption and repurchase of common partnership units			$ (68,186)					$ (68,186)			$ (68,186)
Effect of changes in ownership of consolidated entities	0					(66,547)	66,547
Other comprehensive loss	(4,038)					(3,843)	(195)		(4,038)
Net income (loss)	210,131					169,220	8,540		177,760			32,371
Distributions to common unitholders	(347,413)					(332,364)	(15,049)		(347,413)
Distributions to noncontrolling interests	(67,540)											(67,540)
Other, net	(95)					11			11			(106)
Ending balance at Dec. 31, 2025	$ (309,432)			$ 0		$ (295,007)	$ 118,505		$ (176,502)			$ (132,930)