Stockholders' Equity - ATM Offerring (Details) - At The Moment - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Aug. 10, 2021	Dec. 12, 2018
Class of Stock [Line Items]
Commission fee rate				3.00%
Number of shares issued (in shares)	16,017,131	492,268
Consideration received on transaction	$ 20.7	$ 0.3
Payments for commissions	0.7	$ 0.1
Amount eligible to be drawn down under the ATM	$ 50.0		$ 50.0