CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS)/INCOME (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS)/INCOME [Abstract]
Net (loss)/income	$ (4,042)	$ 5,763	$ (23,502)	$ 17,050
Other comprehensive (loss)/income:
Unrealized gains/(losses) on investments, net of tax expense/(benefit) of $25 and $(56) and $2 and $(260), respective	44	(91)	15	(422)
Reclassification of net losses on swap derivatives to earnings, net of tax benefit of $ 44 and $333	0	75	0	543
Total comprehensive (loss)/income	$ (3,998)	$ 5,747	$ (23,487)	$ 17,171