Income Taxes - Income Tax Benefit (Expense) from Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Current portion of income tax expense:
Federal	$ 0	$ (10)
State and other	153	219
Current portion of income tax expense	153	209
Deferred portion of income tax expense (benefit):
Federal	0	0
State and other	0	0
Deferred portion of income tax (benefit) expense	0	0
Total income tax expense	$ 153	$ 209
Effective tax rate	(1.00%)	(2.00%)