Note 11 - Share Based Compensation (Details) - Transactions related to all stock options (USD $) In Thousands, except Share data, unless otherwise specified	6 Months Ended
	Jun. 29, 2013
Note 11 - Share Based Compensation (Details) - Transactions related to all stock options [Line Items]
Options outstanding	307,400
Options outstanding weighted average exercise price (in Dollars per share)	$ 5.34
Options exercisable as of June 29, 2013	229,900
Options exercisable as of June 29, 2013 (in Dollars per share)	$ 5.38
Intrinsic value of outstanding stock options as of June 29, 2013 (in Dollars)	$ 167
Intrinsic value of stock options exercised for the twenty-six week period ended June 29, 2013 (in Dollars per share)	$ 24
Options granted	5,000
Options granted (in Dollars per share)	$ 5.78
Options exercised	(19,500)
Options exercised (in Dollars per share)	$ 4.39
Options forfeited/cancelled	(8,000)
Options forfeited/cancelled (in Dollars per share)	$ 5.16
Options outstanding	284,900
Options outstanding weighted average exercise price (in Dollars per share)	$ 5.41
Minimum [Member]
Note 11 - Share Based Compensation (Details) - Transactions related to all stock options [Line Items]
Options outstanding	2.50
Maximum [Member]
Note 11 - Share Based Compensation (Details) - Transactions related to all stock options [Line Items]
Options outstanding	9.81