Operating Leases - Additional Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Lessee, Lease, Description [Line Items]
Operating lease liabilities	$ 77,329		$ 77,052
Operating lease right-of-use assets	64,282		65,230
Right-of-use asset acquired in exchange for lease liability	$ 7,000	$ 39,200
Cumulative Effect, Period of Adoption, Adjustment [Member]
Lessee, Lease, Description [Line Items]
Operating lease liabilities			35,200
Operating lease right-of-use assets			$ 34,700