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Subsequent Events - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
Mar. 31, 2014
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Apr. 17, 2014
Subsequent Event
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| Subsequent Event [Line Items] | ||
| Revolving bank credit facility borrowing base | $ 800.0 | $ 750.0 |
| X | ||||||||||
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- Definition
Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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