Note 10 - Per Share Data (Tables)

9 Months Ended

Sep. 28, 2019

Notes Tables

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

	Thirteen Week Periods Ended				Thirty-Nine Week Periods Ended
	September 28, 2019		September 29, 2018		September 28, 2019		September 29, 2018
Basic weighted average shares outstanding		12,955,198		12,284,727		12,897,303		12,254,415
Dilutive effect of outstanding restricted share units		63,416		32,723		53,628		24,165
Weighted average dilutive shares outstanding		13,018,614		12,317,450		12,950,931		12,278,580

Unissued Shares of Common Stock [Table Text Block]

	September 28, 2019		December 29, 2018
Time-based restricted stock units outstanding		120,372		147,372
Performance-based restricted stock units outstanding		320,000		200,000
Future grants of options or shares		267,551		442,699
Shares reserved for employee stock purchase plan		267,877		386,403
Total		975,800		1,176,474