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Share-based Payments - Summary of Share-based Compensation Expense (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Mar. 31, 2019 | Mar. 31, 2018 | Mar. 31, 2017
Disclosure of terms and conditions of share-based payment arrangement [Line Items] |  |  |
Share-based compensation expense | $ 30,305 | $ 30,565 | $ 23,036
Cost of revenue [member] |  |  |
Disclosure of terms and conditions of share-based payment arrangement [Line Items] |  |  |
Share-based compensation expense | 4,278 | 3,770 | 2,765
Selling and marketing expenses [member] |  |  |
Disclosure of terms and conditions of share-based payment arrangement [Line Items] |  |  |
Share-based compensation expense | 3,983 | 2,557 | 1,723
General and administrative expenses [member] |  |  |
Disclosure of terms and conditions of share-based payment arrangement [Line Items] |  |  |
Share-based compensation expense | $ 22,044 | $ 24,238 | $ 18,548

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount of expense from share-based payment transactions with employees. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_112_c&doctype=Standard -URIDate 2018-03-16 + Details
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- Details
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- Details
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