Unaudited Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Revenue	$ 60,668	$ 128,686	$ 224,221	$ 379,651
Costs and expenses:
Direct operating expenses	40,509	62,230	137,680	178,253
Drydock expense	3,932	4,353	15,341	16,249
General and administrative expenses	13,315	15,021	35,800	46,913
Depreciation and amortization	18,674	$ 19,168	55,927	56,729
Impairment charges	152,103		152,103	7,459
Gain on sale of assets and other	(784)	$ (6,877)	(784)	(6,877)
Total costs and expenses	227,749	93,895	396,067	298,726
Operating income (loss)	(167,081)	34,791	(171,846)	80,925
Other income (expense):
Interest expense	(9,979)	(7,840)	(26,331)	(22,002)
Interest income	71	49	189	79
Foreign currency loss and other	(267)	(1,859)	(970)	(345)
Total other expense	(10,175)	(9,650)	(27,112)	(22,268)
Income (loss) before income taxes	(177,256)	25,141	(198,958)	58,657
Income tax benefit (provision)	(7,970)	(797)	361	(3,557)
Net income (loss)	$ (185,226)	$ 24,344	$ (198,597)	$ 55,100
Earnings (loss) per share:
Basic (in dollars per share)	$ (7.48)	$ 0.92	$ (8.04)	$ 2.09
Diluted (in dollars per share)	$ (7.48)	$ 0.92	$ (8.04)	$ 2.09
Weighted average shares outstanding:
Basic (in shares)	24,767	26,390	24,690	26,389
Diluted (in shares)	24,767	26,390	24,690	26,394