v3.26.1
Share-based payments (Details 3) - DRL 2018 Plan [member]
12 Months Ended
Mar. 31, 2026
shares
Statements [Line Items]  
Options reserved against equity shares 20,000,000
Options reserved against ADRs 5,000,000
Total 25,000,000
Number of securities to be acquired from secondary market [member]  
Statements [Line Items]  
Options reserved against equity shares 12,500,000
Options reserved against ADRs 0
Total 12,500,000
Number of securities to be issued by the Company [member]  
Statements [Line Items]  
Options reserved against equity shares 7,500,000
Options reserved against ADRs 5,000,000
Total 12,500,000