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Derivatives - Summary of Fair Value Amounts of Company's Derivative Instruments (Parenthetical) (Detail) - USD ($) $ in Thousands | Mar. 31, 2018 | Dec. 31, 2017
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Derivatives, Fair Value [Line Items] |  |
Derivative asset classified in other current assets |  | $ 168
Derivative liability classified in other current liabilities |  | (6,198)
Foreign Exchange Contracts [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative asset classified in other current assets | $ 85 |
Derivative liability classified in other current liabilities | (8,273) |
Interest Rate Hedge [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative asset classified in other current assets | $ 8,170 | $ 6,179

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- Definition Fair value as of the balance sheet date of all foreign currency derivative assets 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=84234895&loc=SL5624163-113959 + Details
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