Realignment Costs (Details) - USD ($)	3 Months Ended	12 Months Ended
	May. 31, 2015	Feb. 28, 2015	Jun. 01, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	$ 429,000	$ 456,354	$ 4,000,000
Restructuring Charges	$ (27,000)
Restructuring Charges [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs		1,300,000
Gain (Loss) on Disposition of Assets		$ 2,700,000