XML 58 R47.htm IDEA: XBRL DOCUMENT v3.21.2
Leases- Components of Lease Expense (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Leases [Abstract]        
Operating lease cost $ 13,560 $ 10,715 $ 37,083 $ 31,704
Variable lease cost 1,737 1,611 4,609 3,701
Total lease cost $ 15,297 $ 12,326 $ 41,692 $ 35,405