v3.26.1
Loans - Maturity of Gross Loans (Detail)
₨ in Millions, $ in Millions
Mar. 31, 2026
INR (₨)
Mar. 31, 2026
USD ($)
Mar. 31, 2025
INR (₨)
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Total gross loans ₨ 31,588,195.4 $ 336,653.5 ₨ 28,638,811.1
Wholesale loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Total gross loans 8,006,752.2 85,332.6 7,107,245.7
Retail loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Total gross loans 23,581,443.2 251,320.9 ₨ 21,531,565.4
Gross Loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Within one year 7,834,171.4    
Over one year through five years 16,883,436.9    
Over five years 6,870,587.1    
Total gross loans 31,588,195.4 336,653.5  
Gross Loans | Wholesale loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Within one year 2,987,977.8    
Over one year through five years 4,052,112.7    
Over five years 966,661.7    
Total gross loans 8,006,752.2 85,332.6  
Gross Loans | Retail loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Within one year 4,846,193.6    
Over one year through five years 12,831,324.2    
Over five years 5,903,925.4    
Total gross loans ₨ 23,581,443.2 $ 251,320.9