Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Prepaid assets	$ 5,871	$ 3,701
Prepaid insurance	2,524	2,054
Other current assets	728	1,018
Prepaid deposits	4,589	398
Prepaid expenses and other current assets	$ 13,712	$ 7,171