XML 95 R83.htm IDEA: XBRL DOCUMENT v3.19.2
Business Combination - Additional Information (Detail)
₨ in Millions, $ in Millions
12 Months Ended
Nov. 23, 2016
INR (₨)
Mar. 31, 2018
INR (₨)
Acquisition
Mar. 31, 2017
INR (₨)
Mar. 31, 2019
INR (₨)
Mar. 31, 2019
USD ($)
Nov. 23, 2016
USD ($)
Disclosure of detailed information about business combination [line items]            
Goodwill   ₨ 117,584 ₨ 125,796 ₨ 116,980 $ 1,691.0  
Appirio Inc [member]            
Disclosure of detailed information about business combination [line items]            
Acquisition date Nov. 23, 2016          
Total consideration ₨ 32,402         $ 475.7
Cash and cash equivalents acquired 85          
Trade receivables acquired 2,363          
Goodwill ₨ 28,020          
Revenue of combined entity as if combination occurred at beginning of period     559,575      
Profit (loss) of combined entity as if combination occurred at beginning of period     ₨ 85,424      
Material acquisitions [member]            
Disclosure of detailed information about business combination [line items]            
Total consideration   6,924        
Cash and cash equivalents acquired   58        
Trade receivables acquired   215        
Goodwill   ₨ 1,185        
Number of business combination completed | Acquisition   4