Note 10 - Per Share Data (Tables)

9 Months Ended

Sep. 29, 2018

Notes Tables

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

	Thirteen Week Periods Ended				Thirty-Nine Week Periods Ended
	September 29, 2018		September 30, 2017		September 29, 2018		September 30, 2017
Basic weighted average shares outstanding		12,284,727		12,009,181		12,254,415		11,972,600
Dilutive effect of outstanding restricted stock awards		32,723		141,914		24,165		116,610
Weighted average dilutive shares outstanding		12,317,450		12,151,095		12,278,580		12,089,210

Unissued Shares of Common Stock [Table Text Block]

	September 29, 2018		December 30, 2017
Time-based restricted stock units outstanding		96,195		87,034
Performance-based restricted stock units outstanding		240,000		400,000
Future grants of options or shares		483,071		332,232
Shares reserved for employee stock purchase plan		86,403		177,280
Total		905,669		996,546