CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)	$ 10,035	$ 10,380	$ 52,664	$ (4,165)
Other comprehensive income (loss):
Interest rate swap gain (loss), net of reclassifications to earnings	(2,256)	(609)	4,362	(2,427)
Amortization of terminated interest rate swaps	994	176	1,761	790
Total other comprehensive income (loss)	(1,262)	(433)	6,123	(1,637)
Comprehensive income (loss)	$ 8,773	$ 9,947	$ 58,787	$ (5,802)