CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified	Common Stock [Member]	Additional Paid in Capital [Member]	Retained Earnings (Deficit) [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2012	$ 0	$ 42,614	$ (6,920)	$ (677)	$ (14,796)	$ 20,221
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Charge related to stock-based compensation	0	173	0	0	0	173
Stock option exercises	0	(146)	0	0	145	(1)
Tax shortfall from expiration of stock options	0	(84)	0	0	0	(84)
Tax benefit from exercise of stock options	0	35	0	0	0	35
Foreign currency translation	0	0	0	(6)	0	(6)
Pension obligations, net of tax	0	0	0	(60)	0	(60)
Net income	0	0	3,174	0	0	3,174
Balance at Dec. 31, 2013	0	42,592	(3,746)	(743)	(14,651)	23,452
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Charge related to stock-based compensation	0	678	0	0	0	678
Stock option exercises	0	(2,630)	0	0	2,714	84
Tax benefit from exercise of stock options	0	32	0	0	0	32
Foreign currency translation	0	0	0	653	0	653
Pension obligations, net of tax	0	0	0	(19)	0	(19)
Net income	0	0	6,496	0	0	6,496
Balance at Dec. 31, 2014	$ 0	$ 40,672	$ 2,750	$ (109)	$ (11,937)	$ 31,376