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Intangible Assets and Goodwill - Summary of Assumption for Calculation of Cash flow Projections (Detail)
Mar. 31, 2021
Mar. 31, 2020
Air Ticketing [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Discount rate (pre-tax) 19.40%  
Discount rate (post-tax) 16.00%  
Terminal value growth rate 4.50%  
Hotels and Packages [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Discount rate (pre-tax) 19.40%  
Discount rate (post-tax) 16.00%  
Terminal value growth rate 4.50%  
ibibo Group - redBus [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Discount rate (pre-tax) 18.90% 20.10%
Discount rate (post-tax) 16.00% 16.00%
Terminal value growth rate 4.00% 4.00%
EBITDA margin (5 years) 6.12% 4.15%
ibibo Group - Go ibibo [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Discount rate (pre-tax)   17.40%
Discount rate (post-tax)   15.50%
Terminal value growth rate   4.50%
Bottom of Range [Member] | Air Ticketing [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Revenue growth rate 15.00%  
EBITDA margin (5 years) 6.60%  
Bottom of Range [Member] | Hotels and Packages [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Revenue growth rate 19.00%  
EBITDA margin (5 years) (7.10%)  
Bottom of Range [Member] | ibibo Group - redBus [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Revenue growth rate 20.00% (24.20%)
EBITDA margin (5 years) 9.80% 1.30%
Bottom of Range [Member] | ibibo Group - Go ibibo [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Revenue growth rate   (59.90%)
EBITDA margin (5 years)   (25.80%)
Top of Range [Member] | Air Ticketing [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Revenue growth rate 106.30%  
EBITDA margin (5 years) 18.20%  
Top of Range [Member] | Hotels and Packages [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Revenue growth rate 118.20%  
EBITDA margin (5 years) 17.90%  
Top of Range [Member] | ibibo Group - redBus [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Revenue growth rate 124.70% 48.60%
EBITDA margin (5 years) 21.90% 23.10%
Top of Range [Member] | ibibo Group - Go ibibo [Member]    
Disclosure of Assumption for Calculation of Cash flow Projections [Line Items]    
Revenue growth rate   147.10%
EBITDA margin (5 years)   30.40%