Note 8 - Income Taxes (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 27, 2015	Sep. 28, 2014	Sep. 27, 2015	Sep. 28, 2014
Note 9 - Income Taxes Details
Foreign tax provision	$ 44,000	$ 0	$ 87,000	$ 0
Federal tax provision	26,000	0	48,000	0
State tax provision	5,000	5,000	12,000	12,000
Deferred tax provision	55,000	55,000	165,000	165,000
Total income tax provision	$ 130,000	$ 60,000	$ 312,000	$ 177,000