XML 140 R101.htm IDEA: XBRL DOCUMENT v3.20.4
Junior Subordinated Debentures (FY) (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Oct. 16, 2014
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Dec. 31, 2018
Mar. 17, 2004
Debt Instrument [Abstract]            
Junior subordinated debentures   $ 3,570   $ 4,335 $ 5,100  
Payment of principal amount   $ 765 $ 510 $ 765 $ 0  
Floating Rate Junior Subordinated Debentures [Member]            
Debt Instrument [Abstract]            
Junior subordinated debentures $ 5,100          
Basis spread term       3 months    
Effective interest rate percentage on debentures   2.79%   4.44%    
Payment of principal amount $ 900          
Debt instrument, maturity date   Mar. 17, 2024   Mar. 17, 2024    
Scheduled principal paid   $ 1,500   $ 765    
Scheduled Principal Repayments [Abstract]            
2020       1,020    
2021       1,020    
2022       1,020    
2023       1,020    
2024       255    
Total       $ 4,335    
Floating Rate Junior Subordinated Debentures [Member] | 3-Month LIBOR [Member]            
Debt Instrument [Abstract]            
Basis spread   2.54%   2.54%    
Private Placement [Member] | Floating Rate Junior Subordinated Debentures [Member]            
Debt Instrument [Abstract]            
Junior subordinated debentures           $ 6,000