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Restructuring Costs (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 29, 2019
Jun. 29, 2019
Jun. 30, 2018
Velvac Road IQ Discontinue Operation [Member]      
Restructuring Costs [Abstract]      
Non-recurring costs incurred $ 3.7   $ 3.7
Inventory Write-down 0.6    
Write off of fixed assets 0.2    
Write off of intangible assets 2.4    
Severance 0.2    
Lease termination cost 0.3    
Contingent liability reversal 2.1    
Net charge to earnings 1.6    
Composites Group Restructuring Program [Member]      
Restructuring Costs [Abstract]      
Non-recurring costs incurred 0.2 $ 1.0  
Inventory Write-down 0.5    
Write off of fixed assets 0.3    
Moving costs 0.1    
Severance $ 0.1