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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

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