Stockholders' Equity (ATM Offering) (Details) - At The Moment - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Aug. 10, 2021	Dec. 12, 2018
Class of Stock [Line Items]
Commission fee rate				3.00%
Share sold (in shares)	0	4,009,585
Consideration received		$ 5.8
Payments for commissions		$ 0.2
Amount eligible to be drawn down under the ATM	$ 50.0		$ 50.0