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Equity - Equity Offering (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Feb. 23, 2021
Subsidiary, Sale of Stock [Line Items]      
Net proceeds from issuance of common stock $ 3,401 $ 0  
ATM Agreement      
Subsidiary, Sale of Stock [Line Items]      
Maximum amount of shares to be issued     $ 50,000
Stock issued (in shares) 357,148    
Net proceeds from issuance of common stock $ 3,400