Income Taxes - Effective Income Tax Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Effective Income Tax Rate Reconciliation, Amount [Abstract]
U.S. Federal benefit at statutory rate	$ (4,865)	$ (11,908)
Permanent nondeductible expenses for U.S. taxes	875	7,238
Permanent nondeductible expenses for U.S. taxes	809	8,604
Change in state deferred	569	162
Tax Return to Provision	(58)	(1)
Tax Return to Provision	166	(25)
Other true ups	(22)	(21)
Section 382 NOL Limitation	0	18,553
Sale of New Jersey State NOLs	(2,330)	(2,479)
Valuation allowance for deferred tax assets	2,526	(22,602)
Tax benefit	$ (2,330)	$ (2,479)