Stock-based Compensation and Stockholders' Equity (Tables)

6 Months Ended

Nov. 29, 2020

Share-based Payment Arrangement [Abstract]

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs

The following table summarizes stock-based compensation by income statement line item:

	Three Months Ended				Six Months Ended
(In thousands)	November 29, 2020		November 24, 2019		November 29, 2020	November 24, 2019
Cost of sales	$	59	$	82	182	56
Research and development	62		48		126	78
Selling, general and administrative	774		657		1,479	1,181
Total stock-based compensation	$	895	$	787	1,787	1,315