Provisions and Accrued Expenses - Summary of Provisions and Accrued Expenses (Detail) - USD ($) $ in Thousands	Mar. 31, 2018	Mar. 31, 2017
Current provisions and accrued expenses [abstract]
Accrued expenses	$ 28,826	$ 27,217
Total	$ 28,826	$ 27,217

The amount of accruals classified as current. [Refer: Accruals]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2017-01-01
-Paragraph 78
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_78&doctype=Standard
-URIDate 2017-03-09

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant