Note 4 - Stock-based Compensation (Tables)

3 Months Ended

Aug. 26, 2018

Notes Tables

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

	Three Months Ended
	August 26, 2018		August 27, 2017
Options	$	221	$	324
RSUs		507		626
Total stock-based compensation	$	728	$	950

	Three Months Ended
	August 26, 2018		August 27, 2017
Cost of sales	$	101	$	124
Research and development		25		20
Selling, general and administrative		602		806
Total stock-based compensation	$	728	$	950