CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands		Total	Common Stock		Common stock and additional paid-in capital		Treasury Stock		Accumulated other comprehensive (loss) income	Retained Earnings
Beginning Balance (in shares) at Dec. 31, 2018	[1]		3,190		3,613
Beginning Balance (in shares) at Dec. 31, 2018	[1]						(423)
Beginning Balance at Dec. 31, 2018		$ 40,487			$ 485,131		$ (8,486)		$ (606)	$ (435,552)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Loss		(1,902)								(1,902)
Other comprehensive (loss) income									65
Treasury Stock, Shares, Acquired	[1]						(258)
Treasury Stock, Value, Acquired, Cost Method							$ (3,982)
Shares Paid for Tax Withholding for Share Based Compensation	[1]						(2)
Adjustments Related to Tax Withholding for Share-based Compensation							$ (36)
Stock-based compensation (in shares)	[1]				9
Stock-based compensation					$ 184
Ending Balance (in shares) at Mar. 31, 2019	[1]		2,939		3,622
Ending Balance (in shares) at Mar. 31, 2019	[1]						(683)
Ending Balance at Mar. 31, 2019		$ 34,816			$ 485,315		$ (12,504)		(541)	(437,454)
Beginning Balance (in shares) at Dec. 31, 2019		2,937	2,936	[1]	3,663	[1]
Beginning Balance (in shares) at Dec. 31, 2019		726					(726)	[1]
Beginning Balance at Dec. 31, 2019		$ 36,034			$ 486,092		$ (13,072)		(479)	(436,507)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Loss		$ (511)								(511)
Other comprehensive (loss) income									(787)
Treasury Stock, Shares, Acquired	[1]						(260)
Treasury Stock, Value, Acquired, Cost Method							$ (2,239)
Shares Paid for Tax Withholding for Share Based Compensation	[1]						(1)
Adjustments Related to Tax Withholding for Share-based Compensation							$ (11)
Stock-based compensation (in shares)	[1]				6
Stock-based compensation					$ 144
Ending Balance (in shares) at Mar. 31, 2020		2,682	2,682	[1]	3,669	[1]
Ending Balance (in shares) at Mar. 31, 2020		987					(987)	[1]
Ending Balance at Mar. 31, 2020		$ 32,630			$ 486,236		$ (15,322)		$ (1,266)	$ (437,018)

[1] Common stock and Treasury stock for all periods presented reflect the Company's 1-for-10 reverse stock split, which was effective June 10, 2019.