Income Taxes - Components of income tax benefit (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Federal	$ 0	$ 0
State	0	0
Foreign	0	0
Total current	0	0
Federal	0	0
State	0	0
Foreign	0	156
Deferred tax asset	0	156
Income tax provision	$ 0	$ 156