Commitments and Contingencies (Narrative) (Details) - USD ($)	1 Months Ended	12 Months Ended
	Apr. 30, 2020	Dec. 31, 2022	Dec. 31, 2021	Nov. 30, 2022	Nov. 16, 2022	Oct. 28, 2021
Lease term						16 years
Base annual rent for 2024						$ 250,000
Maximum allowance for tenant improvements						7,300,000
Operating lease expected yearly base rent	$ 1,900,000
Annual increase in rent percentage	3.00%
Base rent at the end of lease term	$ 2,500,000
Period of lease and rental abatement credit	6 months
Lease and rental abatement credit	$ 800,000
Rent expense under operating leases		$ 6,300,000	$ 2,700,000
Cash payments for operating leases		2,700,000	2,200,000
Operating Lease, Liability	11,700,000	48,815,000			$ 37,000,000.0
Operating Lease, Right-of-Use Asset	$ 11,000,000.0	$ 43,035,000	$ 35,852,000		$ 33,800,000
Lessee, Operating Lease, Discount Rate	12.89%			11.80%
Standby letter of credit						$ 5,000,000.0
Letter of Credit [Member]
Short-term Debt	$ 1,200,000
Short term borrowings reduction amount each subsequent year	$ 20