Income Taxes - Schedule of current and deferred income tax expense (benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current:
Federal	$ 0	$ 91	$ (12,418)
State	206	156	159
Total current	206	247	(12,259)
Deferred:
Federal	0	0	0
State	0	0	0
Total deferred	0	0	0
Total expense (benefit)	$ 206	$ 247	$ (12,259)