Stockholders' Equity - DRSPP (Details) - USD ($) $ in Thousands	3 Months Ended	223 Months Ended
	Mar. 31, 2022	Mar. 31, 2022	Dec. 31, 2021	Oct. 15, 2019
Class of Stock [Line Items]
Common stock, shares authorized (in shares)	874,300,000	874,300,000	874,300,000
DRSPP
Class of Stock [Line Items]
Common stock, shares authorized (in shares)				2,250,000
Shares of common stock authorized and available for issuance (in shares)	2,000,000	2,000,000
Common shares issued through DRSPP (in shares)	32,460	8,793,986
Value of shares issued net of expenses	$ 594	$ 290,100