INCOME TAXES (Details Narrative) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Mar. 03, 2018	Dec. 02, 2017	Feb. 25, 2017	Mar. 03, 2018	Feb. 25, 2017	May 27, 2017
Deferred tax liability, undistributed foreign earnings	$ 200	$ 5,700		$ 200
Foreign earnings				47,200
Deferred tax valuation allowance	10,000			10,000		$ 8,500
Income tax provision	488		$ (10)	$ 1,084	$ 820
Effective income tax rate				65.00%	(13.70%)
U.S. statutory tax rate				29.20%
U.S. Corporate income tax rate				35.00%
Liability for uncertain tax provisions	$ 100			$ 100
Deferred remeasurement impact				160000.00%
Estimated deemed earnings repatriation tax, net of available foreign tax credits				$ 3,500
Tax Year 2018 [Member]
U.S. statutory tax rate				21.00%
State of Illinois [Member]
Proceeds income tax refund		2,000
Discontinued operations - income tax benefit, net		1,500
Professional fees		$ 500