Consolidated Statement of Stockholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock	Treasury Stock	Additional Paid-In	Retained
Beginning at Dec. 31, 2013	$ 227,812	$ 278	$ (3,003)	$ 163,970	$ 66,567
Treasury stock, shares at Dec. 31, 2013	(317,731)		(317,731)
Balance, shares at Dec. 31, 2013	27,710,775	27,710,775
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	782			782
Exercise of stock options	340	0		340
Exercise of stock options, shares	54,922	54,922
Net income (loss)	(1,373)				(1,373)
Net Income (Loss) Attributable to Noncontrolling Interest	0
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	(1,373)
Beginning at Jun. 30, 2014	$ 227,561	$ 278	$ (3,003)	$ 165,092	$ 65,194
Treasury stock, shares at Jun. 30, 2014	(317,731)		(317,731)
Balance, shares at Jun. 30, 2014	27,765,697	27,765,697