Note 10 - Per Share Data (Tables)

3 Months Ended

Mar. 28, 2020

Notes Tables

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

	Thirteen Week Periods Ended
	March 28, 2020		March 30, 2019
Basic weighted average shares outstanding		13,111,550		12,856,533
Dilutive effect of outstanding restricted share units		32,534		44,301
Weighted average dilutive shares outstanding		13,144,084		12,900,834

Unissued Shares of Common Stock [Table Text Block]

	March 28, 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		158,326		268,326
Shares reserved for employee stock purchase plan		210,626		267,877
Total		810,677		927,928