Valuation and Qualifying Accounts - Schedule of Valuation and Qualifying Accounts Disclosure (Details) - USD ($) $ in Thousands		12 Months Ended
		Jun. 01, 2019	Jun. 02, 2018	May 27, 2017
Allowance for Doubtful Accounts
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of period		$ 309	$ 398	$ 364
Charged to expense	[1]	402	223	226
Deductions	[2]	(372)	(312)	(192)
Balance at end of period		339	309	398
Inventory Provisions
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of period		4,027	3,456	3,380
Charged to expense	[3]	1,076	773	456
Deductions	[4]	(535)	(202)	(380)
Balance at end of period		$ 4,568	$ 4,027	$ 3,456

[1] Charges to bad debt expense.

[2] Uncollectible amounts written off, net of recoveries and foreign currency translation.

[3] Charges to cost of sales. Included in fiscal 2019 were inventory write-downs of $0.7 million for PMT, $0.1 million for Canvys and $0.3 million for Healthcare.

[4] Inventory disposed of or sold, net of foreign currency translation.