v3.25.4
Employee compensation and benefits - HSBC Holdings (Details)
$ in Millions
12 Months Ended
Dec. 31, 2025
USD ($)
employee
Dec. 31, 2024
USD ($)
employee
Dec. 31, 2023
USD ($)
employee
Disclosure of defined benefit plans [line items]      
Employee compensation and benefits | $ $ 21,512 $ 20,153 $ 19,623
Average number of employees 218,271 220,928 227,552
HSBC Holdings      
Disclosure of defined benefit plans [line items]      
Employee compensation and benefits | $ $ 31 $ 29 $ 15
Average number of employees 23 28 29
Member of defined benefit plan, number of employees 1