Commitments and Contingencies (Operating leases) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Commitments and Contingencies.
Operating cash flows from operating leases	$ 2,562	$ 5,149
Weighted-average remaining lease term, years	11 years 3 months 10 days		11 years 8 months 26 days
Weighted-average discount rate, %	13.90%		13.90%