Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenues:
Rental and other property revenues	$ 2,019,866	$ 1,778,082	$ 1,677,984
Expenses:
Operating expenses, excluding real estate taxes and insurance	435,108	404,288	387,966
Real estate taxes and insurance	288,586	266,877	252,505
Depreciation and amortization	542,998	533,433	510,842
Total property operating expenses	1,266,692	1,204,598	1,151,313
Property management expenses	65,463	55,732	52,300
General and administrative expenses	58,833	52,884	46,858
Interest expense	154,747	156,881	167,562
Gain on sale of depreciable real estate assets	(214,762)	(220,428)	(9)
Gain on sale of non-depreciable real estate assets	(809)	(811)	(1,024)
Other non-operating expense (income)	42,713	(33,902)	(4,857)
Income before income tax benefit (expense)	646,989	563,128	265,841
Income tax benefit (expense)	6,208	(13,637)	(3,327)
Income from continuing operations before real estate joint venture activity	653,197	549,491	262,514
Income from real estate joint venture	1,579	1,211	1,501
Net income	654,776	550,702	264,015
Net income (loss) attributable to noncontrolling interests	17,340	16,911	9,053
Net income available for shareholders	637,436	533,791	254,962
Distributions to MAALP preferred unitholders	3,688	3,688	3,688
Net income available for MAA common shareholders	$ 633,748	$ 530,103	$ 251,274
Earnings per common share - basic:
Net income available for MAA common shareholders	$ 5.49	$ 4.62	$ 2.20
Earnings per common share - diluted:
Net income available for MAA common shareholders	$ 5.48	$ 4.61	$ 2.19
Limited Partner [Member]
Revenues:
Rental and other property revenues	$ 2,019,866	$ 1,778,082	$ 1,677,984
Expenses:
Operating expenses, excluding real estate taxes and insurance	435,108	404,288	387,966
Real estate taxes and insurance	288,586	266,877	252,505
Depreciation and amortization	542,998	533,433	510,842
Total property operating expenses	1,266,692	1,204,598	1,151,313
Property management expenses	65,463	55,732	52,300
General and administrative expenses	58,833	52,884	46,858
Interest expense	154,747	156,881	167,562
Gain on sale of depreciable real estate assets	(214,762)	(220,428)	(9)
Gain on sale of non-depreciable real estate assets	(809)	(811)	(1,024)
Other non-operating expense (income)	42,713	(33,902)	(4,857)
Income before income tax benefit (expense)	646,989	563,128	265,841
Income tax benefit (expense)	6,208	(13,637)	(3,327)
Income from continuing operations before real estate joint venture activity	653,197	549,491	262,514
Income from real estate joint venture	1,579	1,211	1,501
Net income	654,776	550,702	264,015
Net income (loss) attributable to noncontrolling interests	(293)	0	0
Net income available for shareholders	655,069	550,702	264,015
Distributions to MAALP preferred unitholders	3,688	3,688	3,688
Net income available for MAA common shareholders	$ 651,381	$ 547,014	$ 260,327
Earnings per common share - basic:
Net income available for MAALP common unitholders	$ 5.49	$ 4.62	$ 2.20
Earnings per common share - diluted:
Net income available for MAALP common unitholders	$ 5.48	$ 4.61	$ 2.20