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Concentrations of Credit Risk (Detail) ₨ in Millions, $ in Millions | 12 Months Ended |
--- | --- | ---
Mar. 31, 2022 INR (₨) | Mar. 31, 2022 USD ($) | Mar. 31, 2021 INR (₨) | Mar. 31, 2022 USD ($)
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 14,409,544.0 |  | ₨ 12,043,717.9 | $ 189,924.1
Fair value of credit substitutes | 583,020.2 |  | 547,276.9 | $ 7,684.5
Non-funded exposure | 1,535,475.3 |  | 1,216,145.9 |
Total Exposure | ₨ 16,528,039.5 | $ 217,846.7 | ₨ 13,807,140.7 |
Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 100.00% | 100.00% | 100.00% |
Consumer Loans |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 3,746,781.7 |  | ₨ 3,241,292.9 |
Fair value of credit substitutes | 0.0 |  | 0.0 |
Non-funded exposure | 3,035.7 |  | 2,578.6 |
Total Exposure | ₨ 3,749,817.4 | $ 49,424.2 | ₨ 3,243,871.5 |
Consumer Loans | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 22.70% | 22.70% | 23.50% |
Retail Trade |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 589,947.3 |  | ₨ 540,350.3 |
Fair value of credit substitutes | 0.0 |  | 0.0 |
Non-funded exposure | 28,857.8 |  | 21,747.7 |
Total Exposure | ₨ 618,805.1 | $ 8,156.1 | ₨ 562,098.0 |
Retail Trade | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 3.70% | 3.70% | 4.10% |
Power |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 671,859.4 |  | ₨ 630,189.4 |
Fair value of credit substitutes | 70,346.0 |  | 76,449.1 |
Non-funded exposure | 52,366.6 |  | 30,299.7 |
Total Exposure | ₨ 794,572.0 | $ 10,472.8 | ₨ 736,938.2 |
Power | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 4.80% | 4.80% | 5.30% |
Consumer Services |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 465,465.8 |  | ₨ 424,765.4 |
Fair value of credit substitutes | 0.0 |  | 2,048.0 |
Non-funded exposure | 28,102.4 |  | 17,743.6 |
Total Exposure | ₨ 493,568.2 | $ 6,505.4 | ₨ 444,557.0 |
Consumer Services | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 3.00% | 3.00% | 3.20% |
Engineering |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 253,105.1 |  | ₨ 189,952.7 |
Fair value of credit substitutes | 6,666.6 |  | 6,448.4 |
Non-funded exposure | 105,164.7 |  | 92,218.6 |
Total Exposure | ₨ 364,936.4 | $ 4,810.0 | ₨ 288,619.7 |
Engineering | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 2.20% | 2.20% | 2.10% |
NBFC |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 509,445.4 |  | ₨ 415,787.6 |
Fair value of credit substitutes | 106,764.5 |  | 83,596.5 |
Non-funded exposure | 5,818.5 |  | 2,789.6 |
Total Exposure | ₨ 622,028.4 | $ 8,198.6 | ₨ 502,173.7 |
NBFC | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 3.80% | 3.80% | 3.60% |
Road Transportation |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 406,376.4 |  | ₨ 368,388.5 |
Fair value of credit substitutes | 0.0 |  | 0.0 |
Non-funded exposure | 10,269.5 |  | 8,572.3 |
Total Exposure | ₨ 416,645.9 | $ 5,491.6 | ₨ 376,960.8 |
Road Transportation | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 2.50% | 2.50% | 2.70% |
Automobile and Auto Ancillary |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 443,538.7 |  | ₨ 381,562.7 |
Fair value of credit substitutes | 19,768.7 |  | 18,556.9 |
Non-funded exposure | 36,999.9 |  | 35,757.0 |
Total Exposure | ₨ 500,307.3 | $ 6,594.3 | ₨ 435,876.6 |
Automobile and Auto Ancillary | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 3.00% | 3.00% | 3.20% |
Real Estate and Property Services |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 383,765.5 |  | ₨ 298,277.1 |
Fair value of credit substitutes | 4,792.6 |  | 4,872.2 |
Non-funded exposure | 40,694.4 |  | 35,737.9 |
Total Exposure | ₨ 429,252.5 | $ 5,657.7 | ₨ 338,887.2 |
Real Estate and Property Services | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 2.60% | 2.60% | 2.50% |
Agri Production - Food |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 350,859.6 |  | ₨ 337,904.8 |
Fair value of credit substitutes | 0.0 |  | 0.0 |
Non-funded exposure | 963.1 |  | 998.1 |
Total Exposure | ₨ 351,822.7 | $ 4,637.2 | ₨ 338,902.9 |
Agri Production - Food | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 2.10% | 2.10% | 2.50% |
Coal & Petroleum Products |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 233,583.7 |  | ₨ 172,989.4 |
Fair value of credit substitutes | 174,424.6 |  | 190,457.8 |
Non-funded exposure | 149,716.9 |  | 59,803.5 |
Total Exposure | ₨ 557,725.2 | $ 7,351.1 | ₨ 423,250.7 |
Coal & Petroleum Products | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 3.40% | 3.40% | 3.10% |
Food And Beverage |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 433,042.2 |  | ₨ 342,573.5 |
Fair value of credit substitutes | 0.0 |  | 240.4 |
Non-funded exposure | 39,007.2 |  | 29,321.5 |
Total Exposure | ₨ 472,049.4 | $ 6,221.8 | ₨ 372,135.4 |
Food And Beverage | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 2.90% | 2.90% | 2.70% |
Financial Institutions |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 618,494.1 |  | ₨ 443,257.3 |
Fair value of credit substitutes | 51,844.1 |  | 21,147.1 |
Non-funded exposure | 13.1 |  | 3.7 |
Total Exposure | ₨ 670,351.3 | $ 8,835.5 | ₨ 464,408.1 |
Financial Institutions | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 4.10% | 4.10% | 3.40% |
Iron and Steel |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 321,587.7 |  | ₨ 248,140.2 |
Fair value of credit substitutes | 12,486.0 |  | 13,116.6 |
Non-funded exposure | 80,515.7 |  | 53,192.5 |
Total Exposure | ₨ 414,589.4 | $ 5,464.5 | ₨ 314,449.3 |
Iron and Steel | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 2.50% | 2.50% | 2.30% |
Telecom |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 331,131.1 |  |  |
Fair value of credit substitutes | 2,989.4 |  |  |
Non-funded exposure | 43,335.9 |  |  |
Total Exposure | ₨ 377,456.4 | $ 4,975.0 |  |
Telecom | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 2.30% | 2.30% |  |
Infrastructure Development |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 272,428.0 |  | ₨ 167,416.1 |
Fair value of credit substitutes | 18,032.7 |  | 15,879.7 |
Non-funded exposure | 220,442.5 |  | 190,154.9 |
Total Exposure | ₨ 510,903.2 | $ 6,733.9 | ₨ 373,450.7 |
Infrastructure Development | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 3.10% | 3.10% | 2.70% |
Wholesale Trade - Non Industrial |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 417,954.8 |  | ₨ 301,508.2 |
Fair value of credit substitutes | 0.0 |  | 2,065.6 |
Non-funded exposure | 26,147.5 |  | 17,816.8 |
Total Exposure | ₨ 444,102.3 | $ 5,853.5 | ₨ 321,390.6 |
Wholesale Trade - Non Industrial | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 2.70% | 2.70% | 2.30% |
Wholesale Trade - Industrial |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 347,202.9 |  | ₨ 258,854.1 |
Fair value of credit substitutes | 0.0 |  | 0.0 |
Non-funded exposure | 73,867.5 |  | 51,891.6 |
Total Exposure | ₨ 421,070.4 | $ 5,549.9 | ₨ 310,745.7 |
Wholesale Trade - Industrial | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 2.50% | 2.50% | 2.30% |
Others (none greater than 2%) |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 3,288,555.0 |  | ₨ 3,022,929.8 |
Fair value of credit substitutes | 108,769.3 |  | 105,516.4 |
Non-funded exposure | 546,407.8 |  | 538,019.5 |
Total Exposure | ₨ 3,943,732.1 | $ 51,980.1 | ₨ 3,666,465.7 |
Others (none greater than 2%) | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 23.80% | 23.80% | 26.40% |
Textiles and Garments |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Gross loans | ₨ 324,419.6 |  | ₨ 257,577.9 |
Fair value of credit substitutes | 6,135.7 |  | 6,882.2 |
Non-funded exposure | 43,748.6 |  | 27,498.8 |
Total Exposure | ₨ 374,303.9 | $ 4,933.5 | ₨ 291,958.9 |
Textiles and Garments | Lender Concentration Risk | Concentration of Credit Risk by Industry |  |  |  |
Concentration Risk [Line Items] |  |  |  |
% | 2.30% | 2.30% | 2.10% |

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