Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current:
Federal	$ 0	$ 200	$ 0
State	710	1,230	1,250
Current income tax expense (benefit)	710	1,430	1,250
Deferred:
Federal	0	0	0
State	0	0	0
Deferred tax expense (benefit)	0	0	0
Income tax provision	$ 710	$ 1,430	$ 1,250