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

Nature of business and summary of significant accounting policies - Advertising (FY) (Details)

v3.21.1
Nature of business and summary of significant accounting policies - Advertising (FY) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]    
Advertising expense $ 5.8 $ 6.7