MAA Equity Parenthetical (Details) - Parent Company [Member] - $ / shares	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Equity Disclosure [Line Items]
Common Stock, Dividends, Per Share, Declared	$ 0.87	$ 0.82
Distribution Made to Limited Partner, Distributions Declared, Per Unit	$ 0.87	$ 0.82