MAA Equity (Tables)

6 Months Ended

Jun. 30, 2015

Jun. 30, 2014

MAA Equity [Abstract]

Shareholders' Equity [Table Text Block]

Total equity and its components for the six-month periods ended June 30, 2015 and 2014 were as follows (dollars in thousands, except per share and per unit data):

	Mid-America Apartment Communities, Inc. Shareholders Equity
	Common Stock Amount		Additional Paid-In Capital			Accumulated Distributions in Excess of Net Income			Accumulated Other Comprehensive Income (Loss)			Noncontrolling Interest			Total Equity
EQUITY BALANCE DECEMBER 31, 2014	$	752	$	3,619,270		$	(729,086	)	$	(412	)	$	161,287		$	3,051,811
Net income						197,566						10,984			208,550
Other comprehensive income - derivative instruments (cash flow hedges)									1,364			76			1,440
Issuance and registration of common shares	2		182												184
Shares repurchased and retired	—		(945		)										(945		)
Exercise of stock options	—		420												420
Shares issued in exchange for units	—		184									(184		)	—
Redeemable stock fair market value adjustment						173									173
Adjustment for noncontrolling interest ownership in operating partnership			45									(45		)	—
Amortization of unearned compensation			3,167												3,167
Dividends on common stock ($1.54 per share)						(116,066		)				—			(116,066		)
Dividends on noncontrolling interest units ($1.54 per unit)												(6,449		)	(6,449		)
EQUITY BALANCE JUNE 30, 2015	$	754	$	3,622,323		$	(647,413	)	$	952		$	165,669		$	3,142,285

	Mid-America Apartment Communities, Inc. Shareholders Equity
	Common Stock Amount		Additional Paid-In Capital			Accumulated Distributions in Excess of Net Income			Accumulated Other Comprehensive Income (Loss)			Noncontrolling Interest			Total Equity
EQUITY BALANCE DECEMBER 31, 2013	$	747	$	3,599,549		$	(653,593	)	$	108		$	166,726		$	3,113,537
Net income						46,479						2,621			49,100
Other comprehensive loss - derivative instruments (cash flow hedges)									(1,503		)	(87		)	(1,590		)
Issuance and registration of common shares	2		573												575
Shares repurchased and retired	—		(336		)										(336		)
Exercise of stock options	2		9,542												9,544
Shares issued in exchange for units	—		799									(799		)	—
Shares issued in exchange for redeemable stock			998												998
Redeemable stock fair market value adjustment						(848		)							(848		)
Adjustment for noncontrolling interest ownership in operating partnership			51									(51		)	—
Amortization of unearned compensation			2,045												2,045
Dividends on common stock ($1.46 per share)						(109,680		)				—			(109,680		)
Dividends on noncontrolling interest units ($1.46 per unit)												(6,143		)	(6,143		)
EQUITY BALANCE JUNE 30, 2014	$	751	$	3,613,221		$	(717,642	)	$	(1,395	)	$	162,267		$	3,057,202