MAALP Capital - Summary of Changes in Total Capital and its Components (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Increase (Decrease) in Partners' Capital [Roll Forward]
Net income	$ 102,044	$ 118,230	$ 399,325	$ 370,502
M A A L P [Member]
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning Balance	6,069,246	6,186,213	6,125,415	6,279,936
Net Income Available for Common Unitholders	102,044	118,230	399,325	370,502
Other comprehensive income - derivative instruments	430	428	1,288	1,448
Issuance of units	144	8	(805)	(789)
Units repurchased and retired	(29)		(3,100)	(4,974)
Exercise of stock options			38
Units issued in exchange for redeemable stock			2,109	2,069
Redeemable stock fair market value adjustment	1,189	(2,282)	2,018	(3,325)
Amortization of unearned compensation	3,620	3,539	13,296	13,869
Dividends on preferred stock	(922)	(922)	(2,766)	(2,766)
Distributions	(181,834)	(176,335)	(545,508)	(528,997)
Contribution from noncontrolling interest	172	2,696	2,750	4,602
Ending Balance	5,994,060	6,131,575	5,994,060	6,131,575
M A A L P [Member] \| Preferred Partner [Member]
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning Balance	66,840	66,840	66,840	66,840
Net income	922	922	2,766	2,766
Dividends on preferred stock	(922)	(922)	(2,766)	(2,766)
Ending Balance	66,840	66,840	66,840	66,840
M A A L P [Member] \| Limited Partner [Member]
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning Balance	147,439	157,905	155,409	163,128
Net income (loss)	2,506	3,035	9,987	9,605
General partner units issued in exchange for limited partner units	(391)	(926)	(6,759)	(3,529)
Adjustment for limited partners’ capital at redemption value	68	69	91	(4)
Distributions	(4,457)	(4,521)	(13,563)	(13,638)
Ending Balance	145,165	155,562	145,165	155,562
M A A L P [Member] \| General Partners' Capital Account [Member]
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning Balance	5,830,701	5,944,728	5,882,336	6,036,154
Net Income Allocated to General Partners	98,616	114,273	386,572	358,131
Issuance of units	144	8	(805)	(789)
Units repurchased and retired	(29)		(3,100)	(4,974)
Exercise of stock options			38
General partner units issued in exchange for limited partner units	391	926	6,759	3,529
Units issued in exchange for redeemable stock			2,109	2,069
Redeemable stock fair market value adjustment	1,189	(2,282)	2,018	(3,325)
Adjustment for limited partners’ capital at redemption value	(68)	(69)	(91)	4
Amortization of unearned compensation	3,620	3,539	13,296	13,869
Distributions	(177,377)	(171,814)	(531,945)	(515,359)
Ending Balance	5,757,187	5,889,309	5,757,187	5,889,309
M A A L P [Member] \| AOCI Attributable to Noncontrolling Interest [Member]
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning Balance	(6,206)	(7,922)	(7,064)	(8,942)
Other comprehensive income - derivative instruments	430	428	1,288	1,448
Ending Balance	(5,776)	(7,494)	(5,776)	(7,494)
M A A L P [Member] \| Noncontrolling Interests-Consolidated Real Estate Entities [Member]
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning Balance	30,472	24,662	27,894	22,756
Contribution from noncontrolling interest	172	2,696	2,750	4,602
Ending Balance	$ 30,644	$ 27,358	$ 30,644	$ 27,358

Mid-America Apartments, L.P. 10-Q