Leases (Narrative) (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022 USD ($) facility	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($) facility	Sep. 30, 2021 USD ($)
Lessee, Lease, Description [Line Items]
Number of facilities | facility	2		2
Rent expense	$ 1.1	$ 1.0	$ 3.3	$ 2.7
Variable lease payments	$ 0.8	$ 0.6	$ 2.3	$ 1.7
Office Space and Laboratory Operations
Lessee, Lease, Description [Line Items]
Term of lease		7 years		7 years