XML 181 R103.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Employee compensation and benefits - Movement on HSBC share awards (Details) - Conditional share awards
shares in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
shares
Dec. 31, 2018
USD ($)
shares
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Share awards outstanding at 1 Jan (in shares) 94,897 104,525
Additions during the year (in shares) 71,858 61,569
Released in the year (in shares) (67,737) (67,899)
Forfeited in the year (in shares) (1,963) (3,298)
Share awards outstanding at 31 Dec (in shares) 97,055 94,897
Weighted average fair value of awards granted (in dollars per share) | $ $ 7.89 $ 7.66