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v3.19.2

Summarized Segment Information (Detail) ₨ in Millions, $ in Millions | 12 Months Ended |
--- | --- | ---
Mar. 31, 2019 INR (₨) | Mar. 31, 2019 USD ($) | Mar. 31, 2018 INR (₨) | Mar. 31, 2017 INR (₨) | Mar. 31, 2019 USD ($)
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | ₨ 507,505.6 | $ 7,338.1 | ₨ 423,150.6 | ₨ 351,795.6 |
Less: Provision for credit losses | 72,279.3 | 1,045.1 | 59,397.8 | 37,951.4 |
Net interest revenue, after allowance for credit losses | 435,226.3 | 6,293.0 | 363,752.8 | 313,844.2 |
Non-interest revenue | 160,122.2 | 2,315.2 | 144,607.0 | 110,326.1 |
Non-interest expense | (255,389.5) | (3,692.7) | (231,253.4) | (204,204.8) |
Income before income tax expense | 339,959.0 | 4,915.5 | 277,106.4 | 219,965.5 |
Income tax expense | 119,393.5 | 1,726.3 | 98,272.5 | 79,224.9 |
Segment assets: |  |  |  |  |
Segment total assets | 13,280,073.6 |  | 11,367,308.8 | 9,066,980.5 | $ 192,019.7
Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | 507,505.6 | 7,338.1 | 423,150.6 | 351,795.6 |
Net interest income (Internal) |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | 0.0 | $ 0.0 | 0.0 | 0.0 |
Retail Banking |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | 399,016.2 |  | 344,888.5 | 286,772.9 |
Less: Provision for credit losses | 64,051.0 |  | 52,577.1 | 31,341.7 |
Net interest revenue, after allowance for credit losses | 334,965.2 |  | 292,311.4 | 255,431.2 |
Non-interest revenue | 138,783.0 |  | 122,582.6 | 95,914.4 |
Non-interest expense | (230,726.5) |  | (210,257.2) | (187,591.4) |
Income before income tax expense | 243,021.7 |  | 204,636.8 | 163,754.2 |
Segment assets: |  |  |  |  |
Segment total assets | 7,432,733.8 |  | 6,351,601.7 | 4,987,187.1 |
Retail Banking | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | 336,677.1 |  | 279,198.3 | 188,803.6 |
Retail Banking | Net interest income (Internal) |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | 62,339.1 |  | 65,690.2 | 97,969.3 |
Wholesale Banking |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | 96,242.2 |  | 71,770.2 | 58,886.8 |
Less: Provision for credit losses | 8,228.3 |  | 6,820.7 | 6,609.7 |
Net interest revenue, after allowance for credit losses | 88,013.9 |  | 64,949.5 | 52,277.1 |
Non-interest revenue | 23,789.6 |  | 12,674.1 | 11,090.1 |
Non-interest expense | (22,744.8) |  | (19,792.1) | (15,352.0) |
Income before income tax expense | 89,058.7 |  | 57,831.5 | 48,015.2 |
Segment assets: |  |  |  |  |
Segment total assets | 4,732,290.7 |  | 4,140,606.7 | 3,346,273.0 |
Wholesale Banking | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | 140,085.0 |  | 120,341.3 | 159,644.3 |
Wholesale Banking | Net interest income (Internal) |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | (43,842.8) |  | (48,571.1) | (100,757.5) |
Treasury Services |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | 12,247.2 |  | 6,491.9 | 6,135.9 |
Less: Provision for credit losses | 0.0 |  | 0.0 | 0.0 |
Net interest revenue, after allowance for credit losses | 12,247.2 |  | 6,491.9 | 6,135.9 |
Non-interest revenue | (2,450.4) |  | 9,350.3 | 3,321.6 |
Non-interest expense | (1,918.2) |  | (1,204.1) | (1,261.4) |
Income before income tax expense | 7,878.6 |  | 14,638.1 | 8,196.1 |
Segment assets: |  |  |  |  |
Segment total assets | 1,115,049.1 |  | 875,100.4 | 733,520.4 |
Treasury Services | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | 30,743.5 |  | 23,611.0 | 3,347.7 |
Treasury Services | Net interest income (Internal) |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net interest income (External)/ (Internal) | ₨ (18,496.3) |  | ₨ (17,119.1) | ₨ 2,788.2 |

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