Consolidated Statement of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	[1]	Total
Balance at Dec. 31, 2012	$ 285	$ 86,576	$ 75,118	$ 30		$ 162,009
Balance (in Shares) at Dec. 31, 2012	28,529
Adjustment - see Note 1			(483)			(483)
Stock-based compensation		2,155				2,155
Stock-based compensation (in Shares)	13
Stock issued on vesting of RSUs	$ 2					2
Stock issued on vesting of RSUs (in Shares)	316
Taxes paid on vesting of RSUs		(780)				(780)
Taxes paid on vesting of RSUs (in Shares)	(107)
Dividends			(3,476)			(3,476)
Net income			22,423			22,423	[2]
Other		(79)		349		270
Balance at Dec. 31, 2013	$ 287	87,872	93,582	379		182,120
Balance (in Shares) at Dec. 31, 2013	28,751
Stock-based compensation		3,220				3,220
Stock-based compensation (in Shares)	7
Stock issued on vesting of RSUs	$ 2					2
Stock issued on vesting of RSUs (in Shares)	310
Taxes paid on vesting of RSUs		(1,067)				(1,067)
Taxes paid on vesting of RSUs (in Shares)	(106)
Dividends			(4,798)			(4,798)
Net income			10,219			10,219	[2]
Other		193		(14)		179
Balance at Dec. 31, 2014	$ 289	90,218	99,003	365		189,875
Balance (in Shares) at Dec. 31, 2014	28,962
Stock-based compensation		3,134				3,134
Stock-based compensation (in Shares)	14
Stock issued on vesting of RSUs	$ 3					3
Stock issued on vesting of RSUs (in Shares)	411
Taxes paid on vesting of RSUs		(1,029)				(1,029)
Taxes paid on vesting of RSUs (in Shares)	(136)
Dividends			(4,794)			(4,794)
Net income			20,132			20,132	[2]
Other		(48)		(453)		(501)
Balance at Dec. 31, 2015	$ 292	$ 92,275	$ 114,341	$ (88)		$ 206,820
Balance (in Shares) at Dec. 31, 2015	29,251

[1] Accumulated Other Comprehensive Income (loss)

[2] *There is no material difference between net income and comprehensive income.