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Net Sales and Revenue Recognition - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Revenues [Abstract]          
Net Reporting Amount $ 18.9 $ 11.1 $ 53.4 $ 29.9  
Deferred Revenue $ 4.4   $ 4.4   $ 4.0
Customer Concentration Risk [Member] | Sales Revenue Net [Member] | Top Five Customers [Member]          
Concentration Risk [Line Items]          
Concentration Risk, Percentage         10.00%
Customer Concentration Risk [Member] | Sales Revenue Net [Member] | Largest customer [Member]          
Concentration Risk [Line Items]          
Concentration Risk, Percentage         3.00%