Leases - Summary of Other Information Related to Operating Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating cash flows from operating leases	$ 41,025	$ 36,907
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 29,790	$ 31,123
Weighted-average remaining lease term - operating leases	5 years 10 months 24 days	5 years 1 month 6 days
Weighted-average discount rate - operating leases	3.40%	3.70%