Leases - Narrative (Details) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($) office	Dec. 31, 2020 USD ($)
Leases [Abstract]
Short-term lease, cost		$ 0.4
Number of office facilities subleased | office	2
Sublease receivable write-offs	$ 0.2	$ 0.3