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Financial Instruments - Summary of Significant Unobservable Inputs to Valuation (Parenthetical) (Detail) - INR (₨) ₨ in Millions | Mar. 31, 2018 | Mar. 31, 2017
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Disclosure of significant unobservable inputs used in fair value measurement of assets and liabilities [Abstract] |  |
Unquoted equity investments | ₨ 1,545 | ₨ 3,232

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- Definition Disclosure of significant unobservable inputs used in fair value measurement of assets and liabilities abstract. + References No definition available. + Details
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Namespace Prefix: | wit_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Unquoted equity investments + References No definition available. + Details
Name: | wit_UnquotedEquityInvestments
Namespace Prefix: | wit_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant