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Derivatives and Financial Instruments - Additional Information (Detail) (USD $) | 3 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2012 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Apr. 30, 2011 Interest Rate Swap | Dec. 31, 2013 Interest Rate Swap | Dec. 31, 2012 Interest Rate Swap | Aug. 31, 2007 August 2007 Interest Rate Swap Agreement | Sep. 30, 2005 September 2005 Interest Rate Swap Agreement | Dec. 31, 2013 September 2005 Interest Rate Swap Agreement | Dec. 31, 2012 September 2005 Interest Rate Swap Agreement
Derivative Instruments and Hedging Activities Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Outstanding interest rate swap arrangements | $ 0 | $ 0 | $ 0 |  |  |  |  |  |  |  |
Notional amount of interest rate swap agreement |  |  |  |  | 400,000,000 |  |  |  | 100,000,000 |  |
Effective date of the fixed rate swap |  |  |  |  |  |  |  |  | Apr. 25, 2006 |  |
Fixed interest rate paid |  |  |  |  |  |  |  |  | 4.68% |  |
Swap agreement expiration |  |  |  |  |  |  |  | 2012-05 | 2013-07 |  |
Effective fixed rate paid on debt |  |  |  |  |  |  |  |  | 5.28% |  |
Interest rate spread over LIBOR |  |  |  |  |  |  |  |  | 0.60% |  |
Loss on early extinguishment of debt | 75,400,000 | 0 | 75,400,000 | 0 |  |  |  |  |  | 3,300,000 |
Location of the swap on the consolidated balance sheets |  | Derivative gains and losses included in AOCI |  |  |  |  |  |  |  | Other non-current liabilities | Other non-current liabilities
Incremental expense resulting from interest rate swaps |  | 5,300,000 | 9,300,000 |  |  |  |  |  |  |  |
Average swap interest rate |  |  |  |  | 3.65% |  |  |  |  |  |
Cost of expiration (termination) |  |  |  |  | 11,000,000 |  |  |  |  |  |
Derivative instrument contractual life |  |  |  |  | 10 years |  |  |  |  |  |
Unrealized net loss |  |  |  |  |  | 8,100,000 | 9,200,000 |  |  |  |
Outstanding foreign currency derivative contract | $ 163,700,000 | $ 143,000,000 | $ 163,700,000 |  |  |  |  |  |  |  |

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