Fair Value Measurements (Details) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Millions	Jun. 30, 2018	Dec. 31, 2017
Market Approach Valuation Technique [Member]
Assets:
Foreign currency contracts	$ 1.5	$ 1.7
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value	6.6
Liabilities:
Commodity contracts	0.1
Foreign currency contracts	6.2	5.0
Market Approach Valuation Technique [Member] | Fair Value, Inputs, Level 1 [Member]
Assets:
Foreign currency contracts	0.0	0.0
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value	0.0
Liabilities:
Commodity contracts	0.0
Foreign currency contracts	0.0	0.0
Market Approach Valuation Technique [Member] | Fair Value, Inputs, Level 2 [Member]
Assets:
Foreign currency contracts	1.5	1.7
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value	6.6
Liabilities:
Commodity contracts	0.1
Foreign currency contracts	6.2	5.0
Market Approach Valuation Technique [Member] | Fair Value, Inputs, Level 3 [Member]
Assets:
Foreign currency contracts	0.0	0.0
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value	0.0
Liabilities:
Commodity contracts	0.0
Foreign currency contracts	0.0	0.0
Income Approach Valuation Technique [Member]
Assets:
Other long-term receivables (insurance settlement agreement note receivable)	43.4	42.9
Income Approach Valuation Technique [Member] | Fair Value, Inputs, Level 1 [Member]
Assets:
Other long-term receivables (insurance settlement agreement note receivable)	0.0	0.0
Income Approach Valuation Technique [Member] | Fair Value, Inputs, Level 2 [Member]
Assets:
Other long-term receivables (insurance settlement agreement note receivable)	43.4	42.9
Income Approach Valuation Technique [Member] | Fair Value, Inputs, Level 3 [Member]
Assets:
Other long-term receivables (insurance settlement agreement note receivable)	$ 0.0	$ 0.0