Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Feb. 28, 2017	Feb. 29, 2016	Feb. 28, 2017	Feb. 29, 2016
OPERATIONS
Net sales	$ 51,640	$ 47,697	$ 177,042	$ 155,123
Cost of sales	48,421	42,887	162,013	138,443
Gross profit	3,219	4,810	15,029	16,680
Selling and administrative expenses	5,581	5,246	17,070	16,105
Operating (loss) income	(2,362)	(436)	(2,041)	575
Interest expense	(85)	(78)	(257)	(236)
(Loss) income from continuing operations before income taxes	(2,447)	(514)	(2,298)	339
Income tax expense	0	0	0	0
(Loss) income from continuing operations	(2,447)	(514)	(2,298)	339
(Loss) income from discontinued operations, net of taxes		(6)		13
Net (loss) income	$ (2,447)	$ (520)	$ (2,298)	$ 352
Basic and diluted (loss) income per share	$ (0.29)	$ (0.06)	$ (0.27)	$ 0.04
Basic and diluted (loss) income per share from continuing operations	(0.29)	(0.06)	(0.27)	0.04
Basic and diluted income (loss) per share from discontinued operations	$ 0	$ 0	$ 0	$ 0
Weighted average number of common Shares outstanding:
Basic	8,391,244	8,391,244	8,391,244	8,391,244
Diluted	8,391,244	8,391,244	8,391,244	8,391,244