XML 136 R124.htm IDEA: XBRL DOCUMENT v3.19.2
Income Taxes - Summary of Components of Deferred Tax Assets and Liabilities (Detail)
₨ in Millions, $ in Millions
Mar. 31, 2019
INR (₨)
Mar. 31, 2019
USD ($)
Mar. 31, 2018
INR (₨)
Disclosure of temporary difference, unused tax losses and unused tax credits [abstract]      
Carry forward losses ₨ 3,149   ₨ 5,694
Trade payables, accrued expenses and other liabilities 3,713   3,107
Allowances for lifetime expected credit loss 4,521   4,499
Minimum alternate tax 0   74
Cash flow hedges     29
Others 318    
Deferred tax assets, Gross1, Total 11,701   13,403
Property, plant and equipment (1,840)   (2,166)
Amortizable goodwill (1,899)   (1,810)
Intangible assets (2,295)   (3,190)
Interest on bonds and fair value movement of investments (1,455)   (1,712)
Cash flow hedges (604)    
Contract liabilities (289)   (273)
Others (1,132)   (403)
Deferred tax liability, Gross (9,514)   (9,554)
Net deferred tax assets / (liabilities) 2,187   3,849
Deferred tax assets 5,604 $ 81 6,908
Deferred tax liabilities ₨ (3,417) $ (49) ₨ (3,059)