XML 79 R69.htm IDEA: XBRL DOCUMENT v3.10.0.1
Contingencies (Details)
$ in Millions
1 Months Ended
Jun. 30, 2018
USD ($)
Party
Mar. 31, 2016
Party
mi
Dec. 30, 2017
USD ($)
Loss Contingencies [Line Items]      
Loss Contingency, Estimate of Possible Loss, Area of Land | mi   8.3  
Loss Contingency, Estimate of Possible Loss $ 1,380.0    
Loss Contingency, Number of Parties | Party 100 100  
Insurance Environmental and Litigation Matters [Member]      
Loss Contingencies [Line Items]      
Reserves for insurance, environmental and litigation contingencies $ 62.6   $ 61.4
Insurance Settlements Receivable, Noncurrent $ 25.0   $ 25.0
Settled Litigation [Member]      
Loss Contingencies [Line Items]      
Loss Contingency, Number of Parties | Party 20    
Pending Litigation [Member]      
Loss Contingencies [Line Items]      
Loss Contingency, Estimate of Possible Loss $ 165.0    
Loss Contingency, Number of Parties | Party 40