Shareholders' Equity of MAA

3 Months Ended

Mar. 31, 2016

Shareholders' Equity of MAA [Abstract]

Stockholders' Equity Note Disclosure [Text Block]

Shareholders' Equity of MAA

On March 31, 2016, 75,505,025 shares of MAA's common stock and 4,162,163 OP Units were issued and outstanding, representing a total of 79,667,188 shares and units. At March 31, 2015, 75,345,023 shares of MAA's common stock and 4,189,966 OP Units were outstanding, representing a total of 79,534,989 shares and units. There were 58,112 outstanding options to purchase shares of MAA's common stock as of March 31, 2016 compared to 74,454 outstanding options as of March 31, 2015.

During the three months ended March 31, 2016, 18,887 shares of MAA's common stock were acquired from employees to satisfy minimum tax withholding obligations that arose upon vesting of restricted stock granted pursuant to approved plans. During the three months ended March 31, 2015, 11,646 shares were acquired for that purpose.

During the three months ended March 31, 2016 and 2015, there were no stock options exercised.