Stockholders' Equity - Other Offerings and ATM Facility (Details) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended
	Apr. 30, 2022	Jun. 30, 2021	Jan. 31, 2021
January 2021 Public Offering
Subsidiary, Sale of Stock [Line Items]
Common stock, sold			6,306,271
Common stock, price per share			$ 17.50
Aggregate gross proceeds			$ 110.4
Underwriting discounts and commissions			6.6
Payments of stock offering costs			0.4
Proceeds from common stock			$ 103.3
June 2021 Public Offering
Subsidiary, Sale of Stock [Line Items]
Common stock, sold		8,098,592
Common stock, price per share		$ 17.75
Aggregate gross proceeds		$ 143.8
Underwriting discounts and commissions		8.6
Payments of stock offering costs		0.3
Proceeds from common stock		$ 134.9
At The Market Offering | Silicon Valley Bank Securities LLC and Cantor Fitzgerald & Co.
Subsidiary, Sale of Stock [Line Items]
Common stock, sold	4,838,709
Common stock, price per share	$ 15.50
Payments of stock offering costs	$ 2.2
Proceeds from common stock	$ 75.0