Note 10 - Per Share Data (Tables)

6 Months Ended

Jun. 29, 2019

Notes Tables

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

	Thirteen Week Periods Ended				Twenty-Six Week Periods Ended
	June 29, 2019		June 30, 2018		June 29, 2019		June 30, 2018
Basic weighted average shares outstanding		12,880,179		12,239,758		12,868,356		12,239,259
Dilutive effect of outstanding restricted share units		57,932		21,895		50,727		20,200
Weighted average dilutive shares outstanding		12,938,111		12,261,653		12,919,083		12,259,459

Unissued Shares of Common Stock [Table Text Block]

	June 29, 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		326,952		386,403
Total		1,034,875		1,176,474