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Income Tax Effects Related to Components of Other Comprehensive Income (Loss) (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Accumulated Other Comprehensive Income Loss [Line Items]    
Foreign currency translation adjustments, Before-Tax Amount $ 695 $ 123
Derivatives qualifying as cash flow hedges, net (loss) gain, Before-Tax Amount 132 (633)
Other comprehensive (loss) income, Before-Tax Amount 827 (510)
Foreign currency translation adjustments, Tax Effect 0 0
Other comprehensive (loss) income, Tax Effect (35) 314
Foreign currency translation adjustments, Net 695 123
Other comprehensive (loss) income, Net 792 (196)
Derivatives Qualifying as Cash Flow Hedges [Member]    
Accumulated Other Comprehensive Income Loss [Line Items]    
Derivatives qualifying as cash flow hedges, net (loss) gain, Before-Tax Amount 132 (633)
Derivatives qualifying as cash flow hedges, net losses (gains), Tax Effect (35) 314
Derivatives qualifying as cash flow hedges, net (loss) gain, Net 97 (319)
Derivatives Qualifying as Cash Flow Hedges [Member] | Foreign Exchange Contract [Member]    
Accumulated Other Comprehensive Income Loss [Line Items]    
Derivatives qualifying as cash flow hedges, net (losses) gains arising during the period, Before-Tax Amount 151 (78)
Derivatives qualifying as cash flow hedges, net losses (gains) reclassified into income, Before-Tax Amount (19) (555)
Derivatives qualifying as cash flow hedges, net (loss) gain, Before-Tax Amount 132 (633)
Derivatives qualifying as cash flow hedges, net (losses) gains arising during the period, Tax Effect (40) 20
Derivatives qualifying as cash flow hedges, net losses (gains) reclassified into income, Tax Effect 5 294
Derivatives qualifying as cash flow hedges, net losses (gains), Tax Effect (35) 314
Derivatives qualifying as cash flow hedges, net (losses) gains arising during the period, Net 111 (58)
Derivatives qualifying as cash flow hedges, net losses (gains) reclassified into income, Net (14) (261)
Derivatives qualifying as cash flow hedges, net (loss) gain, Net 97 (319)
Other comprehensive (loss) income, Net $ 97 $ (319)