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MAA Equity (Details) - USD ($)
 3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Common Stock [Member]    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance $ 753,000 $ 752,000
Issuance and registration of common shares 1,000 1,000
Shares repurchased and retired 0 0
Shares issued in exchange for units 0 0
Ending Balance 754,000 753,000
Additional Paid-in Capital [Member]    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance 3,627,074,000 3,619,270,000
Issuance and registration of common shares 89,000 7,000
Shares repurchased and retired (1,730,000) (937,000)
Shares issued in exchange for units 33,000 46,000
Shares issued in exchange for redeemable stock 123,000  
Adjustment for noncontrolling interest ownership in operating partnership 40,000 128,000
Amortization of unearned compensation 2,078,000 1,462,000
Ending Balance 3,627,707,000 3,619,976,000
Accumulated Distributions in Excess of Net Income [Member]    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance (634,141,000) (729,086,000)
Net income attributable to MAA 43,413,000 61,267,000
Redeemable stock fair market value (1,100,000) (209,000)
Dividends on common stock (61,928,000) (58,034,000)
Ending Balance (653,756,000) (726,062,000)
Accumulated Other Comprehensive Income (Loss) [Member]    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance (1,589,000) (412,000)
Other comprehensive (loss) income - derivatives insturments (cash flow hedges) (2,387,000) (2,041,000)
Ending Balance (3,976,000) (2,453,000)
Noncontrolling Interest [Member]    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance 165,726,000 161,287,000
Net Income Attributable to Noncontrolling Interest 2,395,000 3,410,000
Other comprehensive (loss) income - derivatives insturments (cash flow hedges) (132,000) (114,000)
Shares issued in exchange for units (33,000) (46,000)
Adjustment for noncontrolling interest ownership in operating partnership (40,000) (128,000)
Dividends on common stock 0 0
Dividends on noncontrolling interest units (3,412,000) (3,226,000)
Ending Balance 164,504,000 161,183,000
Stockholders' Equity, Total [Member]    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance 3,157,823,000 3,051,811,000
Net Income Including Portion Attributable to Noncontrolling Interest 45,808,000 64,677,000
Other comprehensive (loss) income - derivatives insturments (cash flow hedges) (2,519,000) (2,155,000)
Issuance and registration of common shares 90,000 8,000
Shares repurchased and retired (1,730,000) (937,000)
Shares issued in exchange for units 0 0
Shares issued in exchange for redeemable stock 123,000  
Redeemable stock fair market value (1,100,000) (209,000)
Adjustment for noncontrolling interest ownership in operating partnership 0 0
Amortization of unearned compensation 2,078,000 1,462,000
Dividends on common stock (61,928,000) (58,034,000)
Dividends on noncontrolling interest units (3,412,000) (3,226,000)
Ending Balance $ 3,135,233,000 $ 3,053,397,000