XML 100 R88.htm IDEA: XBRL DOCUMENT v3.8.0.1
Trade Receivables - Schedule of Trade Receivables (Detail)
₨ in Millions, $ in Millions
Mar. 31, 2018
INR (₨)
Mar. 31, 2018
USD ($)
Mar. 31, 2017
INR (₨)
Mar. 31, 2016
INR (₨)
Trade and other receivables [abstract]        
Trade receivables ₨ 121,413   ₨ 107,952  
Allowance for lifetime expected credit loss (Refer Note 21) (14,570)   (9,108) ₨ (8,709)
Assets reclassified as held for sale (1,407)      
Total 105,436   98,844  
Non-current 4,446 $ 68 3,998  
Current 100,990 $ 1,551 94,846  
Total ₨ 105,436   ₨ 98,844