Leases - Summary of Other Information Related to Operating Leases (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Leases [Abstract]
Operating cash flows from operating leases	$ 8,779	$ 19,086
Right-of-use assets obtained in exchange for operating lease liabilities	$ 772	$ 22,721
Weighted-average remaining lease term - operating leases	5 years 9 months 18 days	5 years 10 months 24 days
Weighted-average discount rate - operating leases	3.30%	2.90%