Income Taxes - Deferred Income Taxes (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred tax assets:
Deferred income	$ 1,849	$ 3,277
Fair market value adjustment	0	6,556
Other	1,196	1,010
Tax loss carryforwards	83,707	60,188
Deferred tax assets, gross	86,752	71,031
Valuation allowance	(86,752)	(71,031)
Deferred tax assets, net of valuation allowance	0	0
Net deferred income taxes	$ 0	$ 0