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Accounting for Asset Retirement Obligations (Details)
$ in Millions
6 Months Ended
Jul. 01, 2018
USD ($)
Asset retirement obligation [Roll Forward]  
Asset retirement liability, beginning of period $ 22.1
Accretion expense 0.6
Other (1.6)
Payments (0.7)
Foreign currency translation (0.3)
Asset retirement liability, ending of period 20.1
Asset retirement obligation current portion 0.2
Asset retirement obligation noncurrent portion $ 19.9