Note 10 - Per Share Data (Tables)

6 Months Ended

Jun. 29, 2013

Earnings Per Share [Abstract]

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

	Thirteen Week Periods Ended				Twenty-Six Week Periods Ended
	June 29, 2013		June 30, 2012		June 29, 2013		June 30, 2012
Basic weighted average shares outstanding		12,324,868		12,457,871		12,317,967		12,605,098
Dilutive effect of outstanding stock options		99,569		211,797		85,742		211,788
Weighted average dilutive shares outstanding		12,424,437		12,669,668		12,403,709		12,816,886

Unissued Shares of Common Stock [Table Text Block]

	June 29, 2013		December 29, 2012
Exercise of options outstanding		284,900		307,400
Restricted stock awards outstanding		350,000		350,000
Future grants of options or shares		34,100		34,100
Shares reserved for employee stock purchase plan		221,271		247,752
Total		890,271		939,252