Equity (Tables)

6 Months Ended

Jun. 30, 2013

Notes To Financial Statements [Abstract]

Total Equity and its Components

	MAALP Unitholders
	Limited Partner			General Partner			Accumulated Other Comprehensive Income (Loss)			Noncontrolling Interest		Total Partnership Capital
CAPITAL BALANCE DECEMBER 31, 2012	$	30,993		$	706,296		$	(26,881	)	$	14,811	$	725,219
Net income	2,757			64,549						319		67,625
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 noncontrolling interest ownership in subsidiaries	772			(778		)				6		—
Amortization of unearned compensation				1,171								1,171
Distributions ($1.3900 per unit)	(2,374		)	(55,801		)						(58,175		)
CAPITAL BALANCE JUNE 30, 2013	$	31,705		$	739,745		$	(6,500	)	$	15,136	$	780,086

	MAALP Unitholders
	Limited Partner			General Partner			Accumulated Other Comprehensive Income (Loss)			Noncontrolling Interest			Total Partnership Capital
CAPITAL BALANCE DECEMBER 31, 2011	$	28,729		$	538,623		$	(38,579	)	$	13,362		$	542,135
Net income	2,407			48,215						283			50,905
Other comprehensive income - derivative instruments (cash flow hedges)							5,202						5,202
Issuance of units				120,150									120,150
Units repurchased and retired				(17,177		)							(17,177		)
General partner units issued in exchange for limited partner units	(2,516		)	2,516									—
Redeemable units fair market value adjustment				(375		)							(375		)
Adjustment for noncontrolling interest ownership in subsidiaries	3,595			(3,590		)				(5		)	—
Amortization of unearned compensation				1,231									1,231
Distributions ($1.3200 per unit)	(2,458		)	(50,818		)							(53,276		)
CAPITAL BALANCE JUNE 30, 2012	$	29,757		$	638,775		$	(33,377	)	$	13,640		$	648,795