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Basis of Presentation (Tables) | 3 Months Ended
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Aug. 31, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of Inventory | Inventory is comprised of the following amounts at:
(In thousands) | August 31, 2015 |  | May 31, 2015
Raw materials | $ | 17,783 |  |  | $ | 16,935 |
Work in process | 18,285 |  |  | 17,079 |
Finished goods | 203,978 |  |  | 192,197 |
| $ | 240,046 |  |  | $ | 226,211 |

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- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 2 -Paragraph 6 -Subparagraph a,b,c -Article 5 + Details
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