INCOME TAXES (Details Narrative) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Feb. 27, 2016	Feb. 27, 2016	Feb. 28, 2015
Income Tax Disclosure [Abstract]
Effective income tax rate		12.70%	(22.00%)
Federal statutory tax rate		34.00%
Deferred tax liability, undistributed foreign earnings	$ 5,000	$ 5,000
Foreign earnings		37,300
Cumulative earnings of foreign subsidiaries considered permanently invested	35,800	35,800
Liability for uncertain tax positions related to continuing operations, excluding interest and penalties	100	100
Deferred tax valuation allowance	7,800	7,800
Change in valuation allowance	2,600
Foreign tax expense	31
Foreign tax liabilty from audit	$ 357	$ 357