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Financial Instruments - Sensitivity Analysis - Additional Information (Detail)	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
USD against INR [Member]
Disclosure of foreign exchange rates [Line Items]
Depreciation of currency	10.00%	10.00%

X

- Definition

Depreciation of currency.

+ References

No definition available.

+ Details

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Namespace Prefix:	mmyt_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Disclosure of foreign exchange rates.

+ References

No definition available.

+ Details

Name:	mmyt_DisclosureOfForeignExchangeRatesLineItems
Namespace Prefix:	mmyt_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	ifrs-full_ClassesOfFinancialInstrumentsAxis=mmyt_USDAgainstINRMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: