Segment and Geographic Information - Schedule of Operating Results by Segment (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 01, 2019	Mar. 02, 2019	Dec. 01, 2018	Sep. 01, 2018	Jun. 02, 2018	Mar. 03, 2018	Dec. 02, 2017	Sep. 02, 2017	Jun. 01, 2019	Jun. 02, 2018	May 27, 2017
Segment Reporting Information [Line Items]
Net Sales	$ 42,163	$ 39,018	$ 41,314	$ 44,157	$ 45,490	$ 41,645	$ 39,082	$ 36,995	$ 166,652	$ 163,212	$ 136,872
Gross Profit	$ 12,512	$ 12,299	$ 12,971	$ 13,953	$ 15,493	$ 14,067	$ 13,374	$ 12,148	51,735	55,082	43,883
PMT
Segment Reporting Information [Line Items]
Net Sales									128,902	128,296	104,226
Gross Profit									40,254	43,254	33,382
Canvys
Segment Reporting Information [Line Items]
Net Sales									27,968	26,683	20,534
Gross Profit									9,085	8,410	5,752
Healthcare
Segment Reporting Information [Line Items]
Net Sales									9,782	8,233	12,112
Gross Profit									$ 2,396	$ 3,418	$ 4,749