XML 96 R67.htm IDEA: XBRL DOCUMENT v3.20.4
Long-Term Debt (Narrative) (FY) (Details) - USD ($)
9 Months Ended 12 Months Ended
Nov. 20, 2019
Sep. 30, 2020
Dec. 31, 2019
Dec. 31, 2018
Debt Instrument [Line Items]        
Credit facility amount outstanding     $ 0 $ 0
Office [Member]        
Debt Instrument [Line Items]        
Term of contract   39 months 39 months  
Lease renewal term   12 months 36 months  
Lease expiration date     Aug. 31, 2020  
Prosperity Bank [Member]        
Debt Instrument [Line Items]        
Rate above prime 0.50%      
Interest rate 5.25% 3.75% 5.25%  
Credit facility maximum borrowing capacity $ 50,000,000   $ 1,970,000  
Credit facility current borrowing capacity $ 1,970,000 $ 3,100,000 4,000,000  
Credit facility amount outstanding   0 0  
Prosperity Bank [Member] | Loans And Letters Of Credit [Member]        
Debt Instrument [Line Items]        
Credit facility maximum borrowing capacity   $ 50,000,000 $ 50,000,000  
Maximum [Member]        
Debt Instrument [Line Items]        
Borrowing rate     6.50% 6.50%
Maximum [Member] | Vehicles [Member]        
Debt Instrument [Line Items]        
Term of contract   36 months 36 months  
Maximum [Member] | Prosperity Bank [Member]        
Debt Instrument [Line Items]        
Funded debt to EBITDA   3.5 3.5  
Minimum [Member]        
Debt Instrument [Line Items]        
Borrowing rate     5.00% 5.00%
Minimum [Member] | Vehicles [Member]        
Debt Instrument [Line Items]        
Term of contract   18 months 18 months  
Minimum [Member] | Prosperity Bank [Member]        
Debt Instrument [Line Items]        
Current ratio   1 1  
Interest coverage   3.0 3.0