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Prepaid Expenses and Other Current Assets (Detail) - USD ($) $ in Thousands | Mar. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Prepaid Expenses And Other Current Assets [Line Items] |  |
Advance income and non-income taxes | $ 97,466 | $ 52,953
Deferred transition costs | 37,594 | 36,620
Derivative instruments | 20,036 | 18,284
Prepaid expenses | 13,231 | 12,565
Customer acquisition cost | 8,282 | 6,687
Employee advances | 4,787 | 3,878
Deposits | 1,745 | 1,820
Advances to suppliers | 7,309 | 8,028
Others | 8,085 | 13,190
Prepaid expenses and other current assets, net | $ 198,535 | $ 154,025

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