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Term Deposits - Additional Information (Detail) - USD ($) $ in Thousands | Mar. 31, 2021 | Mar. 31, 2020
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Term Deposit [Abstract] |  |
Letter of credit issued to various airlines |  | $ 90
Pledged with banks against bank guarantees, bank over draft facility and other facilities | $ 723 | $ 1,402

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- Definition Letter of credit issued to various airlines. + References No definition available. + Details
Name: | mmyt_LetterOfCreditIssuedToVariousAirlines
Namespace Prefix: | mmyt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Pledged with banks against bank guarantees, bank over draft facility and other facilities. + References No definition available. + Details
Name: | mmyt_PledgedWithBanksAgainstBankGuaranteesBankOverDraftFacilityAndOtherFacilities
Namespace Prefix: | mmyt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Term deposit. + References No definition available. + Details
Name: | mmyt_TermDepositAbstract
Namespace Prefix: | mmyt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration