Consolidated Statements of Stockholders' Deficit - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income	Retained Earnings (Deficit)
Shares, beginning balance at Dec. 31, 2013		24,072,705
Beginning balance at Dec. 31, 2013	$ (43,516)	$ 24	$ (13,846)	$ 2,052	$ (31,746)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock option exercises, shares		73,043
Stock option exercises	133		133
Common stock grants, shares		21,248
Common stock grants	245		245
Restricted stock grants, shares		196,500
Cancellation of options	(71)		(71)
Forfeiture of restricted stock, shares		(41,247)
Compensation related to stock options and restricted stock grants	1,666		1,666
Tax benefit from stock option exercises and restricted stock vesting, net	1,613		1,613
Tax benefit on dividend payments	205		205
Dividends declared on common stock	(7,736)				(7,736)
Dividend forfeitures	23				23
Net income (loss)	(68,989)				(68,989)
Derivative financial instruments	(1,112)			(1,112)
Foreign currency translation adjustment	(545)			(545)
Shares, ending balance at Dec. 31, 2014		24,322,249
Ending balance at Dec. 31, 2014	(118,084)	$ 24	(10,055)	395	(108,448)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock option exercises, shares		171,718
Stock option exercises	283		283
Common stock grants, shares		67,609
Common stock grants	445		445
Restricted stock grants, shares		507,000
Forfeiture of restricted stock, shares		(249,790)
Compensation related to stock options and restricted stock grants	941		941
Dividend forfeitures	176				176
Net income (loss)	21,158				21,158
Derivative financial instruments	(753)			(753)
Foreign currency translation adjustment	(165)			(165)
Dividend related to registration rights	(246)				(246)
Shares, ending balance at Dec. 31, 2015		24,818,786
Ending balance at Dec. 31, 2015	(96,245)	$ 24	(8,386)	(523)	(87,360)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock option exercises, shares		226,011
Stock option exercises	318		318
Common stock grants, shares		206,750
Common stock grants	246		246
Restricted stock grants, shares		1,711,000
Forfeiture of restricted stock, shares		(402,000)
Compensation related to stock options and restricted stock grants	1,561		1,561
Dividend forfeitures	52				52
Net income (loss)	8,043				8,043
Derivative financial instruments	531			531
Foreign currency translation adjustment	(176)			(176)
Shares, ending balance at Dec. 31, 2016		26,560,547
Ending balance at Dec. 31, 2016	$ (85,670)	$ 24	$ (6,261)	$ (168)	$ (79,265)