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Segment Information - Segment Information Classified Based on Geographic Location (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Segment Reporting Information [Line Items]      
Net sales $ 1,130.8 $ 1,221.3 $ 1,089.5
Long-lived assets 242.1 [1] 234.9 [1] 164.2
U.S.      
Segment Reporting Information [Line Items]      
Net sales 872.2 952.8 848.0
Long-lived assets 177.4 168.3 110.3
Canada      
Segment Reporting Information [Line Items]      
Net sales 160.5 169.0 150.9
Long-lived assets 60.4 62.7 50.4
Europe/Other      
Segment Reporting Information [Line Items]      
Net sales 98.1 99.5 90.6
Long-lived assets $ 4.3 $ 3.9 $ 3.5
[1] Amounts as of December 31, 2020 and 2019 include operating lease right-of-use assets, as further described in Note 4 – Leases.