MAALP Capital (Tables)

6 Months Ended

Jun. 30, 2016

Jun. 30, 2015

MAALP Capital [Abstract]

Partners' Capital [Table Text Block]

Total capital and its components for the six-month periods ended June 30, 2016 and 2015 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, 2015	$	165,726		$	2,993,696		$	(1,618	)	$	3,157,804
Net income	4,881			88,557			—			93,438
Other comprehensive loss - derivative instruments (cash flow hedges)	—			—			(2,702		)	(2,702		)
Issuance of OP Units	—			186			—			186
OP Units repurchased and retired	—			(1,742		)	—			(1,742		)
General partner OP Units issued in exchange for limited partner units	(158		)	158			—			—
OP Units issued in exchange for redeemable units	—			123			—			123
Redeemable OP Units fair market value adjustment	—			(1,518		)	—			(1,518		)
Adjustment for limited partners' capital at redemption value	(54		)	54			—			—
Amortization of unearned compensation	—			4,383			—			4,383
Distributions ($1.64 per OP Unit)	(6,820		)	(123,852		)	—			(130,672		)
CAPITAL BALANCE JUNE 30, 2016	$	163,575		$	2,960,045		$	(4,320	)	$	3,119,300

	Mid-America Apartments, L.P. Unitholders
	Limited Partner			General Partner			Accumulated Other Comprehensive Income (Loss)			Total Partnership Capital
CAPITAL BALANCE DECEMBER 31, 2014	$	161,310		$	2,890,858		$	(376	)	$	3,051,792
Net income	10,984			197,566			—			208,550
Other comprehensive income - derivative instruments (cash flow hedges)	—			—			1,440			1,440
Issuance of OP Units	—			184			—			184
OP Units repurchased and retired	—			(945		)	—			(945		)
Exercise of OP Unit options				420			—			420
General partner OP Units issued in exchange for limited partner units	(184		)	184			—			—
Redeemable OP Units fair market value adjustment	—			173			—			173
Adjustment for limited partners' capital at redemption value	(45		)	45			—			—
Amortization of unearned compensation	—			3,167			—			3,167
Distributions ($1.54 per OP Unit)	(6,449		)	(116,066		)	—			(122,515		)
CAPITAL BALANCE JUNE 30, 2015	$	165,616		$	2,975,586		$	1,064		$	3,142,266