XML 126 R114.htm IDEA: XBRL DOCUMENT v3.8.0.1
Financial Instruments - Summary of Remaining Contractual Maturities of Significant Financial Liabilities at Reporting Date (Detail) - INR (₨)
₨ in Millions
Mar. 31, 2018
Mar. 31, 2017
Disclosure of maturity analysis for significant financial liabilities [line items]    
Loans, borrowings and bank overdrafts ₨ 138,259 ₨ 142,412
Trade payables and accrued expenses 68,129 65,486
Derivative liabilities 2,217 2,710
Other liabilities 1,057 1,195
Loans, borrowings and bank overdrafts, undiscounted cash flows 142,659 144,242
Trade payables and accrued expenses, undiscounted cash flows 68,129 65,486
Derivative liabilities, undiscounted cash flows 2,217 2,710
Other liabilities, undiscounted cash flows 1,057 1,228
Not later than one year [member]    
Disclosure of maturity analysis for significant financial liabilities [line items]    
Loans, borrowings and bank overdrafts, undiscounted cash flows 95,466 124,243
Trade payables and accrued expenses, undiscounted cash flows 68,129 65,486
Derivative liabilities, undiscounted cash flows 2,210 2,708
Other liabilities, undiscounted cash flows 1,050 341
1-2 years [member]    
Disclosure of maturity analysis for significant financial liabilities [line items]    
Loans, borrowings and bank overdrafts, undiscounted cash flows 18,997 14,132
Derivative liabilities, undiscounted cash flows 7 2
Other liabilities, undiscounted cash flows 7 810
2-4 years [member]    
Disclosure of maturity analysis for significant financial liabilities [line items]    
Loans, borrowings and bank overdrafts, undiscounted cash flows 28,190 5,526
4-7 years [member]    
Disclosure of maturity analysis for significant financial liabilities [line items]    
Loans, borrowings and bank overdrafts, undiscounted cash flows ₨ 6 341
Other liabilities, undiscounted cash flows   ₨ 77