Consolidated Statement of Equity Statement - USD ($) $ in Thousands	Total	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Common Stock [Member]
Common Stock, Shares, Issued	49,372,000
Common Stock, Value, Issued	$ 494
Additional Paid in Capital	$ 708,871
Treasury Stock, Shares	2,855,000
Treasury Stock, Value	$ (28,020)
Total Equity	713,708
Retained Earnings (Accumulated Deficit)	32,363
Net Income (Loss) Attributable to Parent	(269,623)
Stock-based compensation expense	6,223	$ 6,223
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures				656,000
Vested equity awards, value	0	(6)		$ 6
Shares repurchased for tax withholdings for vested stock awards			259,000
CostOfRepurchasedSharesForTaxWittholdingForShareBasedCompensation	$ (1,630)		$ (1,630)
Common Stock, Shares, Issued	50,028,000
Common Stock, Value, Issued	$ 500
Additional Paid in Capital	$ 715,088
Treasury Stock, Shares	3,114,000
Treasury Stock, Value	$ (29,650)
Total Equity	448,678
Retained Earnings (Accumulated Deficit)	$ (237,260)
Common Stock, Shares, Issued	50,032,000
Common Stock, Value, Issued	$ 501
Additional Paid in Capital	$ 717,323
Treasury Stock, Shares	3,115,000
Treasury Stock, Value	$ (29,658)
Total Equity	467,963
Retained Earnings (Accumulated Deficit)	(220,203)
Net Income (Loss) Attributable to Parent	21,844
Stock-based compensation expense	6,851	6,851
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures				994,000
Vested equity awards, value	$ 0	$ (10)		$ 10
Shares repurchased for tax withholdings for vested stock awards	349,765		350,000
CostOfRepurchasedSharesForTaxWittholdingForShareBasedCompensation	$ (1,971)		$ (1,971)
Common Stock, Shares, Issued	51,026,000
Common Stock, Value, Issued	$ 511
Additional Paid in Capital	$ 724,164
Treasury Stock, Shares	3,465,000
Treasury Stock, Value	$ (31,629)
Total Equity	494,687
Retained Earnings (Accumulated Deficit)	$ (198,359)