Quarterly report pursuant to Section 13 or 15(d)

Revenue (Details)

v3.20.1
Revenue (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Disaggregation of Revenue [Line Items]    
Net sales $ 138.7 $ 141.7
United States    
Disaggregation of Revenue [Line Items]    
Net sales 115.2 109.3
China    
Disaggregation of Revenue [Line Items]    
Net sales 6.6 11.4
CANADA    
Disaggregation of Revenue [Line Items]    
Net sales 7.3 10.0
Other    
Disaggregation of Revenue [Line Items]    
Net sales $ 9.6 $ 11.0