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

Revenue - Additional Information (Q1) (Details)

v3.21.1
Revenue - Additional Information (Q1) (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Revenue Concentration [Abstract]        
Unredeemed loyalty program rewards $ 300   $ 400 $ 200
Revenue 10,830 $ 12,226 $ 42,590 $ 15,577
Shipping costs        
Revenue Concentration [Abstract]        
Revenue $ 500 $ 400