XML 185 R174.htm IDEA: XBRL DOCUMENT v3.19.2
Investments Measured at Fair Value on Recurring Basis (Detail)
₨ in Millions, $ in Millions
Mar. 31, 2019
INR (₨)
Mar. 31, 2019
USD ($)
Mar. 31, 2018
INR (₨)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account securities ₨ 265,516.1 $ 3,839.2 ₨ 167,513.9
Securities Available-for-Sale     2,221,443.3
Equity securities [1],[2]     559.3
Total   42,074.7 2,389,516.5
Fair Value Measurements Using Quoted Prices In Active Markets for Identical Assets (Level 1)      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account securities     3,652.4
Securities Available-for-Sale     4,009.7
Equity securities [1],[2]     559.3
Total   566.7 8,221.4
Fair Value Measurements Using Significant other observable inputs (Level 2)      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account securities     163,861.5
Securities Available-for-Sale     2,198,899.0
Equity securities [1],[2]     0.0
Total   40,946.8 2,362,760.5
Fair Value Measurements Using Significant unobservable inputs (Level 3)      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account securities     0.0
Securities Available-for-Sale     18,534.6
Equity securities [1],[2]     0.0
Total   $ 561.2 ₨ 18,534.6
Fair Value, Measurements, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account securities 265,516.1    
Securities Available-for-Sale 2,633,348.4    
Equity securities [1],[2] 11,024.0    
Total 2,909,888.5    
Fair Value, Measurements, Recurring | Fair Value Measurements Using Quoted Prices In Active Markets for Identical Assets (Level 1)      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account securities 1,999.6    
Securities Available-for-Sale 34,807.2    
Equity securities [1],[2] 2,390.1    
Total 39,196.9    
Fair Value, Measurements, Recurring | Fair Value Measurements Using Significant other observable inputs (Level 2)      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account securities 263,516.5    
Securities Available-for-Sale 2,559,728.3    
Equity securities [1],[2] 8,633.9    
Total 2,831,878.7    
Fair Value, Measurements, Recurring | Fair Value Measurements Using Significant unobservable inputs (Level 3)      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account securities 0.0    
Securities Available-for-Sale 38,812.9    
Equity securities [1],[2] 0.0    
Total ₨ 38,812.9    
[1] Effective April 1, 2018, the Bank adopted ASU 2016-01 (See note 2(w)(ii) to the Consolidated Financial Statements for additional details).
[2] Equity securities classified within other assets.