Note 8 - Earning Per Share (Details) - Earning Per Share (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Basic net loss per share:
Net (loss) income (in Dollars)	$ (895)	$ (1,122)	$ (2,305)	$ (2,051)
Weighted average common shares outstanding	7,000	6,982	7,003	6,948
Weighted average common shares outstanding – assuming dilution	7,000	6,982	7,003	6,948
Diluted net loss per share (in Dollars per share)	$ (0.13)	$ (0.16)	$ (0.33)	$ (0.30)
Basic net loss per share (in Dollars per share)	$ (0.13)	$ (0.16)	$ (0.33)	$ (0.30)
Stock Compensation Plan [Member]
Basic net loss per share:
Outstanding stock options that were not included in the diluted calculation because their effect would be anti-dilutive	664	752	666	752
Employee Stock Option [Member]
Basic net loss per share:
Dilutive stock options	0	0