XML 14 R48.htm IDEA: XBRL DOCUMENT v3.3.0.814
Derivatives - Summary of Gains (Losses) on Derivatives Designated as Hedging Instruments (Detail) - Forward Exchange Contracts [Member] - Cash Flow Hedging [Member] - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Derivative Instruments, Gain (Loss) [Line Items]        
Net gain (loss) recognized in OCI $ 1,148 $ 2,071 $ (2,372) $ 689
Net gain (loss) reclassified from accumulated OCI into income $ 857 $ (352) $ 2,766 $ (145)