Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Net loss	$ (20,521)	$ (6,176)	$ (31,282)	$ (11,553)
Other comprehensive income (loss):
Changes in fair value of derivative instruments accounted for as cash flow hedges	(28,293)	42,972	(63,136)	18,028
Less: reclassification adjustment for realized (gains) losses of cash flow hedges in net loss	9,185	(2,286)	23,228	(3,279)
Total other comprehensive income (loss)	(19,108)	40,686	(39,908)	14,749
Comprehensive income (loss) attributable to common and preferred limited partners and the general partner	$ (39,629)	$ 34,510	$ (71,190)	$ 3,196