Guarantor Subsidiaries - Additional Information (Details) - 5.625% Senior Notes - Senior Notes - USD ($) |
May. 31, 2015 |
Apr. 16, 2012 |
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| Guarantor Obligations [Line Items] | ||
| Debt Instrument, Face Amount | $ 300,000,000 | $ 300,000,000 |
| Debt instrument, interest rate | 5.625% | 5.625% |
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- Definition Face (par) amount of debt instrument at time of issuance. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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