CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $)	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Treasury Stock [Member]	Accumulated other Comprehensive Income (Loss), net of income tax [Member]	Total
Balance at Dec. 31, 2011	$ 510,000	$ 22,515,000	$ (2,614,000)	$ (915,000)	$ (18,000)	$ 19,478,000
Balance (in shares) at Dec. 31, 2011	5,102,000			369,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation expense	0	211,000	0	0	0	211,000
Purchase of treasury stock	0	0	0	(785,000)	0	(785,000)
Purchase of treasury stock (in shares)				218,000
Change in unrealized gains and losses on marketable securities, net of income tax	0	0	0	0	15,000	15,000
Net loss	0	0	(135,000)	0	0	(135,000)
Balance at Dec. 31, 2012	510,000	22,726,000	(2,749,000)	(1,700,000)	(3,000)	18,784,000
Balance (in shares) at Dec. 31, 2012	5,102,000			587,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation expense	0	111,000	0	0	0	111,000
Issuance of restricted stock	13,000	(13,000)	0	0	0	0
Issuance of restricted stock (in shares)	130,000
Purchase of treasury stock	0	0	0	(433,000)	0	(433,000)
Purchase of treasury stock (in shares)				124,000
Change in unrealized gains and losses on marketable securities, net of income tax	0	0	0	0	(2,000)	(2,000)
Net loss	0	0	(2,570,000)	0	0	(2,570,000)
Balance at Dec. 31, 2013	$ 523,000	$ 22,824,000	$ (5,319,000)	$ (2,133,000)	$ (5,000)	$ 15,890,000
Balance (in shares) at Dec. 31, 2013	5,232,000			711,000