Leases - Narrative (Details) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($)
Lessee, Lease, Description [Line Items]
Operating lease not yet commenced	$ 67.2
Future sublease income	196.4
Outstanding letter of credit	$ 5.7
Minimum
Lessee, Lease, Description [Line Items]
Term of operating lease not yet commenced	1 year
Maximum
Lessee, Lease, Description [Line Items]
Term of operating lease not yet commenced	7 years