Basis of Presentation (Tables)

9 Months Ended

Feb. 28, 2015

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Inventory

Inventory is comprised of the following amounts at: 

(In thousands)	February 28, 2015		May 31, 2014
Raw materials	$	14,778	$	17,984
Work in process	14,665		14,304
Finished goods	205,198		218,951
	$	234,641	$	251,239