Stock-Based Compensation - Narrative (Details) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2022 USD ($) segment $ / shares shares	Mar. 31, 2021 USD ($) $ / shares	Dec. 31, 2021 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense | $	$ 27.9
Unrecognized compensation expense related to options outstanding, weighted average period for expense to be recognized	2 years 3 months 18 days
Number of equity compensation plans | segment	2
Options outstanding (in shares)	14,002,454		10,086,167
Options, grants in period, weighted average grant date fair value (in USD per share) | $ / shares	$ 3.61	$ 1.73
Options, vested in period, fair value | $	$ 2.8	$ 0.3
2014 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized for grant (in shares)	800,000
2019 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized for grant (in shares)	19,500,000
Share-based Payment Arrangement, Performance Based Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding (in shares)	1,200,000		1,200,000
Options not yet exercisable (in shares)	900,000		900,000