Leases - Gross Amounts of Property and Equipment and Related Accumulated Depreciation and Amortization Recorded under Finance Leases (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023	Jun. 30, 2023
Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization [Abstract]
Property and equipment	$ 444	$ 902	$ 902
Less accumulated depreciation and amortization	(442)	(861)	(804)
Property and equipment, net	$ 2	$ 41	$ 98