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Earnings Per OP Unit of MAALP - Schedule of Diluted Earnings per Common Unit (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Earnings Per Share Disclosure [Line Items] |  |  |  |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | $ 77,728 | $ 64,141 | $ 115,680 | $ 130,099
Dividends, Preferred Stock, Cash | (922) | (922) | (1,844) | (1,844)
Income from continuing operations available for common shareholders, adjusted | $ 74,040 | $ 60,899 | $ 109,715 | $ 123,549
Earnings per share - basic | $ 0.65 | $ 0.53 | $ 0.96 | $ 1.09
Net income available for MAA common shareholders, adjusted | $ 74,140 | $ 60,995 | $ 109,866 | $ 123,733
Effect of dilutive securities | 234,000 | 249,000 | 324,000 | 211,000
Weighted average common shares - diluted | 114,438,000 | 114,087,000 | 114,482,000 | 113,994,000
Earnings per common unit - diluted | $ 0.65 | $ 0.53 | $ 0.96 | $ 1.09
Limited Partner [Member] |  |  |  |
Earnings Per Share Disclosure [Line Items] |  |  |  |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | $ 77,728 | $ 64,141 | $ 115,680 | $ 130,099
Income from continuing operations allocated to unvested restricted shares | (100) | (96) | (151) | (184)
Dividends, Preferred Stock, Cash | (922) | (922) | (1,844) | (1,844)
Income from continuing operations available for common shareholders, adjusted | $ 76,706 | $ 63,123 | $ 113,685 | $ 128,071
Weighted average common units - basic | 118,263 | 117,935 | 118,220 | 117,886
Earnings per share - basic | $ 0.65 | $ 0.53 | $ 0.96 | $ 1.09
Net income available for MAA common shareholders, adjusted | $ 76,806 | $ 63,219 | $ 113,836 | $ 128,255
Effect of dilutive securities | 234 | 249 | 324 | 211
Weighted average common shares - diluted | 118,497 | 118,184 | 118,544 | 118,097
Earnings per common unit - diluted | $ 0.65 | $ 0.53 | $ 0.96 | $ 1.09

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