Leases - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Lessee, Lease, Description [Line Items]
Minimum lease payments for leases executed but not commenced	$ 33,800
Restricted cash	21,919	$ 0	$ 0
Leasehold improvements
Lessee, Lease, Description [Line Items]
Minimum lease payments for leases executed but not commenced	17,000
FLORIDA
Lessee, Lease, Description [Line Items]
Minimum lease payments for leases executed but not commenced	$ 25,000