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Subsequent Events - Additional Information (Detail) (Subsequent Event [Member], USD $)
In Millions, unless otherwise specified |
3 Months Ended |
|---|---|
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Mar. 31, 2013
Facility
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| Subsequent Event [Line Items] | |
| Term loan for acquisition | $ 125 |
| Number of operating facilities | 22 |
| Term loan agreement date | Apr. 18, 2013 |
| Senior unsecured term loan maturity date | Apr. 18, 2018 |
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ITS Tubular Services (Holdings) Limited [Member]
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| Subsequent Event [Line Items] | |
| Business acquisition agreement date | Apr. 22, 2013 |
| Initial purchase price of International Tabular Services Limited and other related assets | 101 |
| Additional purchase price deposited into ESCROW account | 24 |
| Term loan for acquisition | $ 125 |
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Funding Date to June 30, 2013 [Member]
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| Subsequent Event [Line Items] | |
| Term loan interest rate | 6.50% |
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Initial Step-Up Date to April 15, 2014 [Member]
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| Subsequent Event [Line Items] | |
| Term loan interest rate | 7.50% |
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April 15, 2014 and thereafter [Member]
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| Subsequent Event [Line Items] | |
| Term loan interest rate | 8.50% |
| X | ||||||||||
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- Definition
Business Acquisition Consideration Cash Deposited Escrow Account No definition available.
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| X | ||||||||||
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- Definition
Loan Agreement Date No definition available.
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| X | ||||||||||
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- Definition
Number Of Operating Facility No definition available.
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| X | ||||||||||
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- Definition
Term Loan Interest Rate No definition available.
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| X | ||||||||||
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- Definition
Term Loan Used For Business Acquisition No definition available.
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| X | ||||||||||
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- Definition
The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Date when the business acquisition agreement was executed, in CCYY-MM-DD format. No definition available.
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| X | ||||||||||
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- Definition
Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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