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Derivative Instruments - Additional Information (Detail) | 12 Months Ended |
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Dec. 31, 2016 | Sep. 30, 2010 USD ($) | Sep. 30, 2010 EUR (€)
Swap Agreement [Member] |  |  |
Derivatives Fair Value [Line Items] |  |  |
Swap agreement expiration date | Dec. 30, 2016 |  |
Designated as Hedging Instrument | Cross-Currency swap [Member] | Pay Euros [Member] |  |  |
Derivatives Fair Value [Line Items] |  |  |
Notional amount | € |  |  | € 40,700,000
Fixed rate (as a percent) |  | 5.00% | 5.00%
Designated as Hedging Instrument | Cross-Currency swap [Member] | Receive U.S. dollars [Member] |  |  |
Derivatives Fair Value [Line Items] |  |  |
Notional amount | $ |  | $ 55,200,000 |
Fixed rate (as a percent) |  | 4.635% | 4.635%

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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 Fixed interest rate related to the interest rate derivative. + References No definition available. + Details
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- Definition Date the derivative contract matures, in CCYY-MM-DD format. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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- Details
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