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

Nature of business and summary of significant accounting policies - Accounts receivable and allowance for doubtful accounts (FY) (Details)

v3.21.1
Nature of business and summary of significant accounting policies - Accounts receivable and allowance for doubtful accounts (FY) (Details) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]    
Allowance for doubtful accounts $ 100,000 $ 100,000