Guarantor Subsidiaries - Additional Information (Detail) (USD $)
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Aug. 31, 2012
Convertible Notes
2% Converitble Notes
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Nov. 30, 2003
Convertible Notes
2% Converitble Notes
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Aug. 31, 2014
Senior Notes
5.625% Senior Notes
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Aug. 31, 2013
Senior Notes
5.625% Senior Notes
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Aug. 31, 2012
Senior Notes
5.625% Senior Notes
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Apr. 16, 2012
Senior Notes
5.625% Senior Notes
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Aug. 31, 2012
Senior Notes
6.875% Senior Notes
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Apr. 16, 2012
Senior Notes
6.875% Senior Notes
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Debt Instrument [Line Items] | ||||||||
Long-term debt | $ 150,000,000.0 | $ 300,000,000 | $ 300,000,000.0 | $ 250,000,000 | ||||
Debt instrument, interest rate | 2.00% | 2.00% | 5.625% | 5.625% | 5.625% | 5.625% | 6.875% | 6.875% |
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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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- Details
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