Property and Equipment - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Abstract]
Depreciation and amortization		$ 1.4	$ 0.4
Asset impairment charges	$ 1.8
Capitalized internal use software costs		4.5	1.1
Amortization expense related to capitalized internal use software costs		$ 0.9	$ 0.2