Leases (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2025 USD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2024 USD ($)	May 31, 2023 ft²	Jan. 31, 2023 ft²	Feb. 28, 2019 ft²
Leases
Area leased, sublease agreement | ft²				11,564	6,261	20,433
Operating Leases:
Current portion of lease liabilities	$ 498		$ 481
Financial position	Other Liabilities, Current		Other Liabilities, Current
Other liabilities	$ 1,986		$ 2,117
Financial position	Other liabilities		Other liabilities
Total operating lease liabilities	$ 2,484		$ 2,598
Amortization expense	100	$ 100
Operating Leases
Operating Leases:
Gross cost	4,530		4,530
Accumulated amortization	(1,823)		(1,688)
Other assets	$ 2,707		$ 2,842