Income Taxes - Schedule of Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Current:
State and local	$ (248)	$ (284)	$ (3,156)
Deferred:
State and local	0	(1,000)	0
Income tax expense	$ (248)	$ (1,284)	$ (3,156)