Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares	Jul. 04, 2015	Jan. 03, 2015
Preferred stock par value (in dollars per share)	$ 1	$ 1
Preferred stock, shares authorized (in shares)	5,000,000	5,000,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.05	$ 0.05
Common stock, shares authorized (in shares)	40,000,000	40,000,000
Common stock, shares issued (in shares)	14,188,440	14,148,667
Common stock, shares outstanding (in shares)	12,711,660	12,671,887
Treasury stock shares (in shares)	1,476,780	1,476,780