Condensed Consolidated Statements of Stockholders' Defficiency (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Common Stock [Member]
Balance (in shares)	18,868	18,785
Balance	$ 77,628	$ 77,105
Share-based compensation (in shares)	100	104
Share-based compensation	$ 503	$ 645
Vested restricted stock issued (in shares)	8	4
Vested restricted stock issued	$ 53	$ 30
Shares cancelled to pay tax liability (in shares)	(47)	(46)
Shares cancelled to pay tax liability	$ (236)	$ (285)
Balance (in shares)	18,929	18,847
Balance	$ 77,948	$ 77,495
Additional Paid-in Capital [Member]
Balance	9,246	9,246
Share-based compensation	53	30
Vested restricted stock issued	(53)	(30)
Balance	9,246	9,246
Retained Earnings [Member]
Balance	(69,146)	(75,959)
Net loss	(1,358)	(1,093)
Balance	(70,504)	(77,052)
AOCI Attributable to Parent [Member]
Balance	(28,667)	(25,574)
Other comprehensive income - pension	253	211
Balance	(28,414)	(25,363)
Balance	(10,939)	(15,182)
Share-based compensation	556	675
Shares cancelled to pay tax liability	(236)	(285)
Other comprehensive income - pension	253	211
Net loss	(1,358)	(1,093)
Balance	$ (11,724)	$ (15,674)