General form of registration statement for all companies including face-amount certificate companies

Subsequent events, Stock and Warrant Issuance (FY) (Details)

v3.20.4
Subsequent events, Stock and Warrant Issuance (FY) (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 9 Months Ended 12 Months Ended
Mar. 17, 2020
Jan. 03, 2020
Aug. 28, 2019
Jan. 08, 2019
Dec. 31, 2018
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Dec. 31, 2018
Stock and Warrant Issuance [Abstract]                  
Units issued in private placement offering (in shares)       25,641 1,400,000        
Net proceeds from shares issued           $ 0 $ 15,826 $ 15,826 $ 4,668
Stock issued to third parties for services (in shares)     1,000,000            
Granted (in dollars per share)               $ 0.97  
Subsequent Event [Member]                  
Stock and Warrant Issuance [Abstract]                  
Units issued in private placement offering (in shares)   308,642              
Net proceeds from shares issued   $ 500              
Net of issuance cost   $ 100              
Stock issued to third parties for services (in shares) 1,003,232                
Granted (in dollars per share) $ 1.62