Leases - Summary of Balance Sheet Information Related to Leases (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019	Oct. 01, 2019
Right of use assets
Operating lease, right-of-use asset	$ 443,522	$ 3,200	$ 526,281
Lease liabilities
Accrued expenses and other	92,587
Other long-term liabilities	385,507
Total lease liabilities	$ 478,094
Weighted-average remaining lease term	6 years 6 months
Weighted-average discount rate	3.72%
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesNoncurrent