MAA Equity Parenthetical (Details) (Parent Company [Member], USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Parent Company [Member]
Equity Disclosure [Line Items]
Common Stock, Dividends, Per Share, Declared	$ 0.7300	$ 0.6950	$ 2.1900	$ 2.0850
Distribution Made to Limited Partner, Distributions Declared, Per Unit			$ 2.1900	$ 2.0850