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Derivative Instruments - Schedule of Gain (Loss) Recognized in Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Cross-Currency swap [Member] |  |  |
Derivative [Line Items] |  |  |
Unrealized gain (loss) on derivative instruments, net of taxes | $ (228) | $ 128 | $ 251
Warrants [Member] |  |  |
Derivative [Line Items] |  |  |
Unrealized gain (loss) on derivative instruments, net of taxes |  |  | $ (3)

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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959 + 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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