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Financial Instruments Financial Instruments - Interest Rate Swap Agreements (Detail) | 12 Months Ended |  | 12 Months Ended |  |  |  |  |
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Dec. 31, 2013 Interest Rate Swap [Member] USD ($) | Dec. 31, 2012 Interest Rate Swap [Member] USD ($) | Dec. 31, 2011 Interest Rate Swap [Member] USD ($) | Dec. 31, 2013 USD Interest Rate Swap [Member] USD ($) Contract | Dec. 31, 2014 Euro Interest Rate Swap [Member] | Dec. 31, 2013 Euro Interest Rate Swap [Member] EUR (€) | Dec. 31, 2013 Interest Rate Swap Contract One [Member] | Dec. 31, 2013 Interest Rate Swap Contract Two [Member] | Dec. 31, 2013 Interest Rate Swap Contract Three [Member] | Dec. 31, 2013 Accrued Liabilities [Member] Interest Rate Swap [Member] USD ($) | Dec. 31, 2012 Accrued Liabilities [Member] Interest Rate Swap [Member] USD ($) | Dec. 31, 2013 Other Liabilities [Member] Interest Rate Swap [Member] USD ($) | Dec. 31, 2012 Other Liabilities [Member] Interest Rate Swap [Member] USD ($) | Jan. 14, 2014 Subsequent Event [Member] Us Term Loan [Member] Interest Rate Swap [Member] | Jan. 14, 2014 Subsequent Event [Member] Euro Term Loan [Member] Interest Rate Swap [Member]
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional principal amount for each interest rate swap agreement | $ 294,900,000 | $ 289,000,000 |  | $ 50,000,000 |  | € 105,000,000 |  |  |  |  |  |  |  |  |
Interest rate swap agreement fixed interest rate |  |  |  |  |  | 4.10% | 0.75% | 1.38% | 1.64% |  |  |  |  |  |
Agreement maturity year |  |  |  |  | 2014 |  |  |  |  |  |  |  |  |  |
Number of interest rate swap agreements |  |  |  | 3 |  |  |  |  |  |  |  |  |  |  |
Interest rate swap agreement beginning period |  |  |  |  |  |  |  |  | 06/01/2014 |  |  |  |  |  |
Interest rate swap agreement maturity period |  |  |  |  |  |  | 06/01/2015 | 06/01/2017 | 06/01/2017 |  |  |  |  |  |
Net payments under derivative swap agreements | 5,900,000 | 4,600,000 | 4,700,000 |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate on term loans |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.96% | 3.56%
Fair value of total outstanding swap agreements |  |  |  |  |  |  |  |  |  | $ 6,500,000 | $ 5,600,000 | $ 400,000 | $ 7,700,000 |  |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Debt Instrument, Effective Interest Rate, Percentage after Interest Rate Swap + References No definition available. + Details
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- Definition Notional Amount of Derivatives Matured in Period + References No definition available. + Details
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- Definition Number of Agreements + References No definition available. + Details
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- Definition Fair value of all liability derivatives designated as cash flow hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 + Details
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- Definition The premium (cost) of a hedge, net of any cash received on settlement during the period. + References No definition available. + Details
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- Definition Fixed interest rate related to the interest rate derivative. + References No definition available. + Details
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- Details
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