Operating Leases - Schedule of Net Lease Cost (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Lessee Disclosure [Abstract]
Operating lease cost	$ 23,526	$ 22,814	$ 47,921	$ 45,160
Short-term lease cost	1,826	389	2,302	749
Variable lease cost	27	28	42	34
Sublease income	(996)	(1,213)	(1,904)	(2,485)
Net lease cost	24,383	$ 22,018	$ 48,361	$ 43,458
Operating lease cash flows	$ 48,015
Weighted-average remaining lease term	11 years 10 months 24 days		11 years 10 months 24 days
Weighted-average discount rate	4.51%		4.51%