Note 7 - Earning Per Share (Details) - Earning Per Share (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Basic loss per share:
Net (loss) income (in Dollars)	$ (474)	$ 76	$ (895)	$ (1,410)	$ (1,193)	$ (541)	$ (1,122)	$ (929)	$ (2,703)	$ (3,785)	$ (505)
Weighted average common shares outstanding									7,006	6,975	6,857
Dilutive stock options and restricted stock									0	0	0
Weighted average common shares outstanding – assuming dilution									7,006	6,975	6,857
Diluted loss per share (in Dollars per share)	$ (0.07)	$ 0.01	$ (0.13)	$ (0.20)	$ (0.17)	$ (0.08)	$ (0.16)	$ (0.13)	$ (0.39)	$ (0.54)	$ (0.07)
Basic loss per share (in Dollars per share)	$ (0.07)	$ 0.01	$ (0.13)	$ (0.20)	$ (0.17)	$ (0.08)	$ (0.16)	$ (0.13)	$ (0.39)	$ (0.54)	$ (0.07)
Equity Option [Member]
Basic loss per share:
Outstanding stock options that were not included in the diluted calculation because their effect would be anti-dilutive									686	750	704