Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions (Details)

v3.21.2
Related Party Transactions (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Related Party Transactions        
Revenue   $ 0.1   $ 0.4
Marketing expense $ 0.1 $ 0.1 $ 0.4 $ 0.1