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

Income taxes (Q3) (Details)

v3.20.4
Income taxes (Q3) (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Dec. 31, 2018
Income taxes [Abstract]        
Current income tax expense $ 0 $ 0 $ 0 $ 0
Deferred income tax expense $ 0 $ 0 $ 0 0
Effective tax rate 0.00%   0.00%  
Accrued interest and penalties related to uncertain tax positions $ 0   $ 0 $ 0