Summary of Quarterly Results (Tables)

12 Months Ended

Dec. 31, 2013

Quarterly Financial Data [Abstract]

Schedule Of Quarterly Financial Information Table Text Block

						Net (Loss) Income
						Attributable		Net (Loss) Income Per
						to Class A		Class A Unit (2)
	(Amounts in thousands, except per unit amounts)			Revenues		Unitholders (1)		Basic		Diluted
		2013
			December 31	$	673,308	$	(73,042)	$	(0.37)	$	(0.37)
			September 30		679,435		88,037		0.44		0.44
			June 30		681,699		154,775		0.78		0.78
			March 31		726,467		245,923		1.24		1.23
		2012
			December 31	$	686,693	$	66,515	$	0.33	$	0.33
			September 30		700,991		247,230		1.25		1.24
			June 30		674,007		21,847		0.11		0.11
			March 31		674,541		249,006		1.26		1.25
_______________________________
	(1)		Fluctuations among quarters resulted primarily from non-cash impairment losses, mark-to-market of derivative instruments, net gains on sale of real estate and from seasonality of business operations.
	(2)		The total for the year may differ from the sum of the quarters as a result of weighting.