XML 74 R65.htm IDEA: XBRL DOCUMENT
v3.25.2

Stock (Tables) | 12 Months Ended
--- | ---
Mar. 31, 2025
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions | The fair value of employee stock option schemes has been estimated on the dates of each grant using a binomial option pricing model with the following assumptions:
|  | Fiscal years ended March 31,
|  | 2023 |  | 2024 |  | 2025
Dividend yield |  | 0.51%-0.97% |  | 0.67%-0.71% |  | 0.73%-1.03%
Expected volatility |  | 21.97%-33.50% |  | 21.91%-27.42% |  | 23.30%-27.70%
Risk-free interest rate |  | 6.14%-7.59% |  | 7.21%-7.55% |  | 6.75%-7.24%
Expected term (in years) |  | 2.53-7.25 |  | 4.50-7.25 |  | 4.49-7.21
Schedule of Share-based Compensation, Stock Options, Activity | Activity in the options available to be granted under the employee stock option scheme is as follows:
|  | Number of options available to be granted fiscal year ending March 31, |
|  | 2023 |  |  | 2024 |  |  | 2025 |
Options available to be granted, beginning of period |  |  | 81,992,420 |  |  |  | 54,214,165 |  |  |  | 32,491,917 |
Equity shares allocated for grant under the plan |  |  | — |  |  |  | — |  |  |  | 95,000,000 |
Options granted |  |  | (30,480,145 | ) |  |  | (24,384,690 | ) |  |  | (23,146,660 | )
Forfeited/lapsed |  |  | 2,701,890 |  |  |  | 2,662,442 |  |  |  | 4,476,527 |
Options available to be granted, end of period |  |  | 54,214,165 |  |  |  | 32,491,917 |  |  |  | 108,821,784 |
Activity in the options outstanding under the employee stock option scheme is as follows:
|  | Fiscal years ended March 31, |
|  | 2023 |  |  | 2024 |  |  | 2025 |
|  | Options |  |  | Weighted average exercise price |  |  | Options |  |  | Weighted average exercise price |  |  | Options |  |  | Weighted average exercise price |
Options outstanding, beginning of period |  |  | 158,106,016 |  |  | Rs. | 1,175.65 |  |  |  | 151,682,461 |  |  | Rs. | 1,264.86 |  |  |  | 175,659,424 |  |  | Rs. | 1,307.93 |
Addition on account of eHDFC merger |  |  | — |  |  |  | — |  |  |  | 48,559,681 |  |  |  | 1,124.77 |  |  |  | — |  |  |  | — |
Granted |  |  | 30,480,145 |  |  |  | 1,425.69 |  |  |  | 24,384,690 |  |  |  | 1,611.84 |  |  |  | 23,146,660 |  |  |  | 1,729.84 |
Exercised |  |  | (34,201,810 | ) |  |  | 998.73 |  |  |  | (46,304,966 | ) |  |  | 1,133.72 |  |  |  | (52,955,047 | ) |  |  | 1,198.42 |
Forfeited |  |  | (2,175,700 | ) |  |  | 1,274.53 |  |  |  | (2,198,002 | ) |  |  | 1,363.80 |  |  |  | (3,977,478 | ) |  |  | 1,481.42 |
Lapsed |  |  | (526,190 | ) |  |  | 1,033.65 |  |  |  | (464,440 | ) |  |  | 1,151.88 |  |  |  | (499,049 | ) |  |  | 1,279.26 |
Options outstanding, end of period |  |  | 151,682,461 |  |  | Rs. | 1,264.86 |  |  |  | 175,659,424 |  |  | Rs. | 1,307.93 |  |  |  | 141,374,510 |  |  | Rs. | 1,413.25 |
Options exercisable, end of period |  |  | 65,124,916 |  |  | Rs. | 1,162.96 |  |  |  | 98,829,856 |  |  | Rs. | 1,201.65 |  |  |  | 81,335,537 |  |  | Rs. | 1,279.91 |
Weighted average fair value of options granted during the year |  |  |  |  |  | Rs. | 548.11 |  |  |  |  |  |  | Rs. | 607.28 |  |  |  |  |  |  | Rs. | 656.66 |
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range | The following summarizes information about stock options outstanding as of March 31, 2025:
|  |  |  | As of March 31, 2025 |
Plan |  | Range of exercise price |  | Number of shares arising out of options |  |  | Weighted average remaining life (years) |  |  | Weighted average exercise price |
Plan E |  | Rs. 1,636.9 (or US $ 19.16) |  |  | 4,793,680 |  |  |  | 4.96 |  |  | Rs. | 1,636.90 |
Plan F |  | Rs. 1,636.9 (or US $ 19.16) |  |  | 11,490,680 |  |  |  | 4.94 |  |  | Rs. | 1,636.90 |
Plan G |  | Rs. 882.85 to Rs. 1,673.1 (or US $ 10.33 to US $ 19.58) |  |  | 74,981,293 |  |  |  | 2.48 |  |  | Rs. | 1,360.69 |
Plan H |  | Rs. 1,677.3 to Rs. 1,734.2 (or US $ 19.63 to US $ 20.30) |  |  | 22,572,860 |  |  |  | 6.06 |  |  | Rs. | 1,733.15 |
eHDFC |  | Rs. 160.79 to Rs. 1,535.27 (or US $ 1.88 to US $ 17.97) |  |  | 27,535,997 |  |  |  | 2.58 |  |  | Rs. | 1,139.68 |
Schedule of Share Based Compensation By Share Based Award Restricted Stock Units Valuation Assumptions | The fair value of restricted stock units has been estimated on the dates of each grant using a binomial option pricing model with the following assumptions:
|  | Fiscal years ended March 31,
|  | 2023 |  | 2024 |  | 2025
Dividend yield |  | 0.47%-0.75% |  | 0.65%-1.17% |  | 0.77%-1.20%
Expected volatility |  | 23.68%-35.35% |  | 21.32%-35.35% |  | 20.32%-27.55%
Risk-free interest rate |  | 7.07%-7.57% |  | 6.85%-7.18% |  | 6.84%-6.89%
Expected term (in years) |  | 1.0- 4.0 |  | 1.0- 4.0 |  | 1.0- 4.0
Schedule Of Movement In Restricted Stock Units | Activity in the RSUs outstanding under the various Employees’ Stock Incentive Master Scheme as of March 31, 2025:
|  | Number of RSUs available to be granted fiscal year ending March 31, |
|  | 2023 |  |  | 2024 |  |  | 2025 |
RSUs available to be granted, beginning of period |  |  | — |  |  |  | 97,109,000 |  |  |  | 87,961,576 |
Equity shares allocated for grant under the plan |  |  | 100,000,000 |  |  |  | — |  |  |  | — |
Options granted |  |  | (2,891,000 | ) |  |  | (9,354,224 | ) |  |  | (6,254,575 | )
Forfeited/lapsed |  |  | — |  |  |  | 206,800 |  |  |  | 734,986 |
RSUs available to be granted, end of period |  |  | 97,109,000 |  |  |  | 87,961,576 |  |  |  | 82,441,987 |
Schedule of Share-based Compensation, Restricted Stock Units, Activity | Activity in the RSUs outstanding under the various Employees’ Stock Incentive Master Scheme is as follows:
|  | Fiscal years ended March 31, |
|  | 2023 |  |  | 2024 |  |  | 2025 |
|  | Units |  |  | Weighted average exercise price |  |  | Units |  |  | Weighted average exercise price |  |  | Units |  |  | Weighted average exercise price |
RSUs outstanding, beginning of period |  |  | — |  |  | Rs. | — |  |  |  | 2,891,000 |  |  | Rs. | 1.0 |  |  |  | 11,721,804 |  |  | Rs. | 1.0 |
Granted |  |  | 2,891,000 |  |  |  | 1.00 |  |  |  | 9,354,224 |  |  |  | 1.0 |  |  |  | 6,254,575 |  |  |  | 1.0 |
Exercised |  |  | — |  |  |  | — |  |  |  | (316,620 | ) |  |  | 1.0 |  |  |  | (2,355,965 | ) |  |  | 1.0 |
Forfeited |  |  | — |  |  |  | — |  |  |  | (203,500 | ) |  |  | 1.0 |  |  |  | (683,831 | ) |  |  | 1.0 |
Lapsed |  |  | — |  |  |  | — |  |  |  | (3,300 | ) |  |  | 1.0 |  |  |  | (51,155 | ) |  |  | 1.0 |
RSUs outstanding, end of period |  |  | 2,891,000 |  |  | Rs. | 1.00 |  |  |  | 11,721,804 |  |  | Rs. | 1.0 |  |  |  | 14,885,428 |  |  | Rs. | 1.0 |
RSUs exercisable, end of period |  |  | — |  |  | Rs. |  |  |  |  | 376,070 |  |  | Rs. | 1.0 |  |  |  | 1,207,198 |  |  | Rs. | 1.0 |
Weighted average fair value of RSUs granted during the year |  |  |  |  |  | Rs. | 1,382.34 |  |  |  |  |  |  | Rs. | 1,565.43 |  |  |  |  |  |  | Rs. | 1,724.68 |
Schedule of Share-based Compensation, Shares Authorized under Restricted Stock Units Plans, by Exercise Price Range | The following summarizes information about RSUs outstanding as of March 31, 2025:
|  |  |  | As of March 31, 2025 |
Plan |  | Range of exercise price |  | Number of shares arising out of units |  |  | Weighted average remaining life (years) |  |  | Weighted average exercise price |
ESIS 2022 |  | Rs. 1.00 (or US$ 0) |  |  | 14,885,428 |  |  |  | 2.36 |  |  |  | 1.00 |

X
- Definition Disclosure In Tabular Form Of Movement In Restricted Stock Units One [Table Text Block] + References No definition available. + Details
Name: | hdb_DisclosureInTabularFormOfMovementInRestrictedStockUnitsOneTableTextBlock
Namespace Prefix: | hdb_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for Restricted stock Units plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References No definition available. + Details
Name: | hdb_ScheduleOfShareBasedCompensationRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | hdb_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of restricted stock units exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under restricted stock units, weighted average exercise price and remaining contractual restricted stock units terms. + References No definition available. + Details
Name: | hdb_ScheduleOfShareBasedcompensationSharesauthorizedUnderRestrictedStockUnitsPlansByExercisepricerangeTableTextBlock
Namespace Prefix: | hdb_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of RSUs, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References No definition available. + Details
Name: | hdb_ShareBasedCompensationByShareBasedAwardRestrictedStockUnitsValuationAssumptionsTableTextBlock
Namespace Prefix: | hdb_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration