Stock-based Compensation and Stockholders' Equity (Tables)

6 Months Ended

Nov. 24, 2019

Disclosure of Compensation Related Costs, Share-based Payments [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 24, 2019		November 25, 2018		November 24, 2019		November 25, 2018
Cost of sales	$	82	$	117	$	56	$	218
Research and development	48		30		78		55
Selling, general and administrative	657		791		1,181		1,393
Total stock-based compensation	$	787	$	938	$	1,315	$	1,666