Income Taxes - Reconciliation of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Balance at beginning of year	$ 3,933	$ 1,490
(Decrease) related to prior year tax positions	0	(17)
Increases related to current year tax positions	2,466	2,460
Balance at end of year	$ 6,399	$ 3,933