Unaudited Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Aug. 27, 2016	Aug. 29, 2015
Net sales	$ 33,373	$ 37,071
Cost of sales	23,133	25,809
Gross profit	10,240	11,262
Selling, general, and administrative expenses	12,327	12,267
Gain on disposal of assets		(1)
Operating loss	(2,087)	(1,004)
Other (income) expense:
Investment/interest income	(11)	(191)
Foreign exchange (gain) loss	278	182
Other, net	(1)	36
Total other expense	266	27
Loss before income taxes	(2,353)	(1,031)
Income tax provision	497	368
Net loss	(2,850)	(1,399)
Foreign currency translation gain (loss), net of tax	379	(503)
Fair value adjustments on investments gain (loss)	7	(60)
Comprehensive loss	$ (2,464)	$ (1,962)
Weighted average number of shares:
Common shares - Diluted	12,844	13,627
Common Stock [Member]
Loss per share:
Loss per share - Basic:	$ (0.23)	$ (0.10)
Loss per share - Diluted	$ (0.23)	$ (0.10)
Weighted average number of shares:
Common shares - Basic	10,703	11,486
Common shares - Diluted	10,703	11,486
Dividends per common share	$ 0.06	$ 0.06
Common Class B [Member]
Loss per share:
Loss per share - Basic:	(0.20)	(0.10)
Loss per share - Diluted	$ (0.20)	$ (0.10)
Weighted average number of shares:
Common shares - Basic	2,141	2,141
Common shares - Diluted	2,141	2,141
Dividends per common share	$ 0.054	$ 0.054