Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues:
Rental and other property revenues	$ 535,146	$ 495,040	$ 1,064,179	$ 971,118
Expenses:
Operating expenses, excluding real estate taxes and insurance	116,604	110,007	225,208	211,124
Real estate taxes and insurance	77,729	71,670	151,928	139,973
Depreciation and amortization	138,972	134,144	277,473	267,882
Total property operating expenses	333,305	315,821	654,609	618,979
Property management expenses	16,091	15,630	34,019	32,167
General and administrative expenses	13,882	15,580	29,805	31,903
Interest expense	36,723	38,905	74,004	78,026
Loss (gain) on sale of depreciable real estate assets	1	(131,965)	(14)	(131,964)
Gain on sale of non-depreciable real estate assets	0	(355)	(54)	(378)
Other non-operating (income) expense	(16,992)	28,325	(20,459)	17,530
Income before income tax (expense) benefit	152,136	213,099	292,269	324,855
Income tax (expense) benefit	(2,861)	3,052	(3,805)	4,494
Income from continuing operations before real estate joint venture activity	149,275	216,151	288,464	329,349
Income from real estate joint venture	382	409	767	788
Net income	149,657	216,560	289,231	330,137
Net income (loss) attributable to noncontrolling interests	3,969	5,858	7,633	8,633
Net income available for shareholders	145,688	210,702	281,598	321,504
Dividends to MAA Series I preferred shareholders	922	922	1,844	1,844
Net income available for MAA common shareholders	$ 144,766	$ 209,780	$ 279,754	$ 319,660
Earnings per common share - basic:
Net income available for MAA common shareholders	$ 1.24	$ 1.82	$ 2.4	$ 2.77
Earnings per common share - diluted:
Net income available for MAA common shareholders	$ 1.24	$ 1.82	$ 2.4	$ 2.76
Limited Partnership [Member]
Revenues:
Rental and other property revenues	$ 535,146	$ 495,040	$ 1,064,179	$ 971,118
Expenses:
Operating expenses, excluding real estate taxes and insurance	116,604	110,007	225,208	211,124
Real estate taxes and insurance	77,729	71,670	151,928	139,973
Depreciation and amortization	138,972	134,144	277,473	267,882
Total property operating expenses	333,305	315,821	654,609	618,979
Property management expenses	16,091	15,630	34,019	32,167
General and administrative expenses	13,882	15,580	29,805	31,903
Interest expense	36,723	38,905	74,004	78,026
Loss (gain) on sale of depreciable real estate assets	1	(131,965)	(14)	(131,964)
Gain on sale of non-depreciable real estate assets	0	(355)	(54)	(378)
Other non-operating (income) expense	(16,992)	28,325	(20,459)	17,530
Income before income tax (expense) benefit	152,136	213,099	292,269	324,855
Income tax (expense) benefit	(2,861)	3,052	(3,805)	4,494
Income from continuing operations before real estate joint venture activity	149,275	216,151	288,464	329,349
Income from real estate joint venture	382	409	767	788
Net income	149,657	216,560	289,231	330,137
Net income (loss) attributable to noncontrolling interests	0	0	0	(293)
Net income available for shareholders	149,657	216,560	289,231	330,430
Dividends to MAA Series I preferred shareholders	922	922	1,844	1,844
Net income available for MAA common shareholders	$ 148,735	$ 215,638	$ 287,387	$ 328,586
Earnings per common share - basic:
Net income available for MAALP common unitholders	$ 1.24	$ 1.82	$ 2.4	$ 2.77
Earnings per common share - diluted:
Net income available for MAALP common unitholders	$ 1.24	$ 1.82	$ 2.4	$ 2.76