XML 52 R41.htm IDEA: XBRL DOCUMENT v3.21.1
Stockholders' Equity - Additional Information (Details) - USD ($)
2 Months Ended 3 Months Ended
Jan. 22, 2020
Mar. 31, 2020
Mar. 31, 2021
Dec. 31, 2020
Equity Class Of Treasury Stock [Line Items]        
Common stock, par value (in dollars per share)     $ 0.01 $ 0.01
Open Market Sale Agreement [Member] | Jefferies LLC [Member]        
Equity Class Of Treasury Stock [Line Items]        
Common stock, par value (in dollars per share) $ 0.01      
Shares sold in the offering   263,725    
Price per share   $ 13.65    
Amount raised through offering   $ 3,492,000    
Brokerage charges   $ 108,000    
Form S-3 and ATM registration costs     $ 238,000  
Open Market Sale Agreement [Member] | Jefferies LLC [Member] | Maximum [Member]        
Equity Class Of Treasury Stock [Line Items]        
Aggregate offering price $ 15,000,000