Consolidated Statements of Stockholders' Defficiency - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Common Stock [Member]
Balance (in shares)	18,785	18,737
Balance	$ 77,105	$ 76,810
Share-based compensation expense (in shares)
Share-based compensation expense
Issuance of shares for incentive plan (in shares)	104	36
Issuance of shares for incentive plan	$ 645	$ 218
Vested restricted stock issued (in shares)	29	42
Vested restricted stock issued	$ 187	$ 270
Shares cancelled to pay tax liability (in shares)	(50)	(30)
Shares cancelled to pay tax liability	$ (309)	$ (193)
Other comprehensive loss-pension (Note 6)
Net income
Balance (in shares)	18,868	18,785
Balance	$ 77,628	$ 77,105
Additional Paid-in Capital [Member]
Balance	9,246	9,245
Share-based compensation expense	$ 187	$ 271
Issuance of shares for incentive plan
Vested restricted stock issued	$ (187)	$ (270)
Shares cancelled to pay tax liability
Other comprehensive loss-pension (Note 6)
Net income
Balance	$ 9,246	$ 9,246
Retained Earnings [Member]
Balance	$ (75,959)	$ (93,594)
Share-based compensation expense
Issuance of shares for incentive plan
Vested restricted stock issued
Shares cancelled to pay tax liability
Other comprehensive loss-pension (Note 6)
Net income	$ 6,813	$ 17,635
Balance	(69,146)	(75,959)
AOCI Attributable to Parent [Member]
Balance	$ (25,574)	$ (19,692)
Share-based compensation expense
Issuance of shares for incentive plan
Vested restricted stock issued
Shares cancelled to pay tax liability
Other comprehensive loss-pension (Note 6)	$ (3,093)	$ (5,882)
Net income
Balance	$ (28,667)	$ (25,574)
Balance	(15,182)	(27,231)
Share-based compensation expense	187	271
Issuance of shares for incentive plan	$ 645	$ 218
Vested restricted stock issued
Shares cancelled to pay tax liability	$ (309)	$ (193)
Other comprehensive loss-pension (Note 6)	(3,093)	(5,882)
Net income	6,813	17,635
Balance	$ (10,939)	$ (15,182)