Basis of Presentation (Tables)

3 Months Ended

Aug. 31, 2014

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of inventory

As disclosed in our Annual Report on Form 10-K for the fiscal year ended May 31, 2014, inventories are valued at the lower of cost (first-in, first-out) or market. Inventory is comprised of the following amounts at: 

(In thousands)	August 31, 2014		May 31, 2014
Raw materials	$	16,652	$	17,984
Work in process	13,835		14,304
Finished goods	219,330		218,951
	$	249,817	$	251,239