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Fair Value Measurements - Fair Value and Carrying Value of Fixed Rate Long-Term Debt (Parenthetical) (Detail)
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Sep. 30, 2014
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Dec. 31, 2013
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||
| Stated interest rate on debt agreement | 5.00% | |
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7.0% Senior Subordinated Notes Due 2022 [Member]
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||
| Stated interest rate on debt agreement | 7.00% | 7.00% |
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5.0% Senior Subordinated Notes due 2023 [Member]
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||
| Stated interest rate on debt agreement | 5.00% | 5.00% |
| X | ||||||||||
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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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| X | ||||||||||
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- Details
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