v3.25.2
Stock - RSUs outstanding, Employees Stock Incentive Master Scheme (Parenthetical) (Detail) - Mar. 31, 2025
₨ / shares
$ / shares
Restricted Stock Units (RSUs) [Member] | Employee Stock Incentive Master Scheme Two Thousand And Twenty Two    
Share Based Payment Arrangement Equity Instruments Other Than Options Exercise Price Range [Line Items]    
Share based compensation by share based award equity instruments other than options exercise price per share lower limit | (per share) ₨ 1 $ 0