MAALP Capital (Tables)

6 Months Ended

Jun. 30, 2014

Jun. 30, 2013

MAALP Capital [Abstract]

Partners' Capital [Table Text Block]

Total capital and its components for the six-month periods ended June 30, 2014 and 2013 were as follows (dollars in thousands, except per unit data):

	Mid-America Apartments, L.P. Unitholders
	Limited Partner			General Partner			Accumulated Other Comprehensive Income (Loss)			Total Partnership Capital
CAPITAL BALANCE DECEMBER 31, 2013	$	166,746		$	2,946,598		$	174		$	3,113,518
Net income	2,621			46,479						49,100
Other comprehensive income - derivative instruments (cash flow hedges)							(1,590		)	(1,590		)
Issuance of units	—			575						575
Units repurchased and retired				(336		)				(336		)
Exercise of unit options				9,544						9,544
General partner units issued in exchange for limited partner units	(799		)	799						—
Units issued in exchange from redeemable units				998						998
Redeemable units fair market value adjustment				(848		)				(848		)
Adjustment for limited partners' capital at redemption value	(79		)	79						—
Amortization of unearned compensation				2,045						2,045
Distributions ($1.46 per unit)	(6,143		)	(109,680		)				(115,823		)
CAPITAL BALANCE JUNE 30, 2014	$	162,346		$	2,896,253		$	(1,416	)	$	3,057,183

	Mid-America Apartments, L.P. Unitholders
	Limited Partner			General Partner			Accumulated Other Comprehensive Income (Loss)			Total Partnership Capital
CAPITAL BALANCE DECEMBER 31, 2012	$	38,154		$	927,734		$	(26,881	)	$	939,007
Net income	2,758			68,535						71,293
Other comprehensive income - derivative instruments (cash flow hedges)							20,381			20,381
Issuance of units				24,969						24,969
Units repurchased and retired				(673		)				(673		)
General partner units issued in exchange for limited partner units	(443		)	443						—
Redeemable units fair market value adjustment				(431		)				(431		)
Adjustment for limited partners capital at redemption value	557			17,259						17,816
Amortization of unearned compensation				1,171						1,171
Distributions ($1.39 per unit)	(2,374		)	(59,407		)				(61,781		)
CAPITAL BALANCE JUNE 30, 2013	$	38,652		$	979,600		$	(6,500	)	$	1,011,752