Note 10 - Per Share Data (Tables)

6 Months Ended

Jun. 27, 2020

Notes Tables

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

	Thirteen Week Periods Ended				Twenty-Six Week Periods Ended
	June 27, 2020		June 29, 2019		June 27, 2020		June 29, 2019
Basic weighted average shares outstanding		12,621,593		12,880,179		12,866,571		12,868,356
Dilutive effect of outstanding restricted share units		21,466		57,932		27,009		50,727
Weighted average dilutive shares outstanding		12,643,059		12,938,111		12,893,580		12,919,083

Unissued Shares of Common Stock [Table Text Block]

	June 27, 2020		December 28, 2019
Time-based restricted stock units outstanding		281,725		151,725
Performance-based restricted stock units outstanding		160,000		240,000
Future grants of options or shares		91,744		268,326
Shares reserved for employee stock purchase plan		210,626		267,877
Total		744,095		927,928