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Stockholders' Equity - DRSPP (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 226 Months Ended
Jun. 30, 2022
Jun. 30, 2022
Jun. 30, 2022
Dec. 31, 2021
Oct. 15, 2019
Class of Stock [Line Items]          
Common stock, shares authorized (in shares) 874,300,000 874,300,000 874,300,000 874,300,000  
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 2,000,000    
Common shares issued through DRSPP (in shares) 38,402 70,862 8,832,388    
Value of shares issued net of expenses $ 552 $ 1,100 $ 290,600