XML 109 R99.htm IDEA: XBRL DOCUMENT v3.22.2
Compensation - Compensation Expense Related to Restricted Stock Unit Held by BGC Employees (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Compensation Related Costs [Abstract]        
RSU amortization $ 5,338 $ 3,481 $ 10,366 $ 6,397