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

Debt - Short term loan and line of credit (Q3) (Details)

v3.20.2
Debt - Short term loan and line of credit (Q3) (Details) - USD ($)
 3 Months Ended 9 Months Ended 12 Months Ended
Jul. 16, 2020
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Dec. 31, 2018
Jun. 24, 2020
Jun. 23, 2020
Dec. 19, 2019
Debt Instruments [Abstract]                    
Loss on extinguishment of debt   $ 88,000 $ 0 $ 88,000 $ 0          
Debt outstanding           $ 37,250,000 $ 6,200,000      
Warrants, exercise price (in dollars per share)               $ 4.25 $ 5.00  
Debt issuance costs incurred (less than)       85,000 $ 20,000 720,000 $ 0      
Line of credit, net                    
Debt Instruments [Abstract]                    
Debt outstanding   $ 5,048,000   $ 5,048,000   4,819,000        
Floor interest rate   3.25%   3.25%            
Shareholder Guaranties                    
Debt Instruments [Abstract]                    
Guaranty obligations   $ 20,000,000   $ 20,000,000            
Warrants per share (in dollars per share)   $ 0.325   $ 0.325            
Warrants, exercisable period (up to)       24 months            
Warrants, exercise price (in dollars per share)   $ 1.82   $ 1.82            
Warrants, fair value   $ 4,200,000   $ 4,200,000            
Facilities Agreement                    
Debt Instruments [Abstract]                    
Maximum borrowing capacity                   $ 7,500,000
Repayment of line of credit $ 5,100,000                  
Facilities Agreement | Short term loan                    
Debt Instruments [Abstract]                    
Maximum borrowing capacity                   $ 20,500,000
Debt outstanding   19,400,000   19,400,000   16,100,000        
Debt issuance costs and discounts   1,100,000   1,100,000   4,400,000        
Facilities Agreement | Line of credit, net                    
Debt Instruments [Abstract]                    
Loss on extinguishment of debt 100,000                  
Debt outstanding   5,000,000   5,000,000   4,800,000        
Debt issuance costs and discounts   $ 300,000   $ 300,000   $ 200,000        
ABL Facility | Line of credit, net                    
Debt Instruments [Abstract]                    
Maximum borrowing capacity 7,500,000                  
Debt issuance costs incurred (less than) $ 100,000                  
Floor interest rate   3.25%   3.25%            
LIBOR | Line of credit, net                    
Debt Instruments [Abstract]                    
Basis spread on variable interest rate       2.50%            
LIBOR | ABL Facility | Line of credit, net                    
Debt Instruments [Abstract]                    
Basis spread on variable interest rate       2.50%