Consolidated Statements of Changes in Stockholders’ Equity - USD ($) $ in Thousands	Total	Capital Stock Preferred	Issued Common	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock
Beginning Balance at Dec. 31, 2012	$ 86,827	$ 4	$ 6,715	$ 7,894	$ 72,531	$ (233)	$ (84)
Comprehensive income (loss):
Net Income (Loss)	(4,929)				(4,929)
Other comprehensive income (loss)	229					229
Dividends paid	(916)				(916)
Share-based compensation	834			834
Stock shares awarded, forfeited or vested	98						98
Stock shares repurchased for payment of taxes	(540)						(540)
Ending Balance at Dec. 31, 2013	81,603	4	6,715	8,728	66,686	(4)	(526)
Comprehensive income (loss):
Net Income (Loss)	23,675				23,675
Other comprehensive income (loss)	(728)					(728)
Dividends paid	(907)				(907)
Share-based compensation	713			713
Excess tax benefits	463			463
Stock shares awarded, forfeited or vested	218						218
Stock shares repurchased for payment of taxes	(672)						(672)
Ending Balance at Dec. 31, 2014	104,365	4	6,715	9,904	89,454	(732)	(980)
Comprehensive income (loss):
Net Income (Loss)	26,191				26,191
Other comprehensive income (loss)	232					232
Dividends paid	(1,087)				(1,087)
Share-based compensation	999			999
Excess tax benefits	453			453
Stock shares awarded, forfeited or vested	415						415
Stock shares repurchased for payment of taxes	(15,408)						(15,408)
Ending Balance at Dec. 31, 2015	$ 116,160	$ 4	$ 6,715	$ 11,356	$ 114,558	$ (500)	$ (15,973)