Note 5 - Earnings Per Common Share (Details) - Reconciliation of Basic and Diluted Earnings Per Share (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Note 5 - Earnings Per Common Share (Details) - Reconciliation of Basic and Diluted Earnings Per Share [Line Items]
Net income (loss) (in Dollars)	$ (1,560)	$ (3,549)	$ 108	$ (2,893)
Weighted average shares outstanding	19,241	19,017	19,182	18,968
Effect of dilutive securities
Weighted average common shares and potential dilutive shares	19,241	19,017	19,332	18,968
Diluted (loss) earnings per common share (in Dollars per share)	$ (0.08)	$ (0.19)	$ 0.01	$ (0.15)
Basic (loss) earnings per common share (in Dollars per share)	$ (0.08)	$ (0.19)	$ 0.01	$ (0.15)
Restricted Stock [Member]
Effect of dilutive securities
Restricted stock	0	0	150	0
Employee Stock Option [Member]
Effect of dilutive securities
Effect of dilutive securities	139	489	166	363
Restricted Stock Units (RSUs) [Member]
Effect of dilutive securities
Effect of dilutive securities	38	0	25	0