Note 10 - Per Share Data (Tables)

3 Months Ended

Apr. 04, 2015

Earnings Per Share [Abstract]

Schedule of Weighted Average Number of Shares [Table Text Block]

	Thirteen Week Periods Ended
	April 4, 2015		March 29, 2014
Basic weighted average shares outstanding		12,456,220		12,455,004
Dilutive effect of outstanding stock options		210,261		184,634
Weighted average dilutive shares outstanding		12,666,481		12,639,638

Unissued Shares of Common Stock [Table Text Block]

	April 4, 2015		January 3, 2015
Exercise of options outstanding		49,500		53,000
Restricted stock awards outstanding		496,667		500,000
Future grants of options or shares		425,000		425,000
Shares reserved for employee stock purchase plan		89,544		122,484
Total		1,060,711		1,100,484