Fair Value Measurements, Assets and Liabilities (Details) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Millions	Apr. 01, 2017	Dec. 31, 2016
Assets [Abstract]
Cash equivalents	$ 75.6	$ 64.8
Bank time deposits	2.0	2.0
Investments in mutual funds and other similar instruments	16.0	15.5
Warrants	3.1	2.0
Insurance contracts	104.4	102.1
Derivative contracts	11.6	15.8
Total Assets	212.7	202.2
Liabilities [Abstract]
Derivative contracts	133.7	121.9
Contingent consideration	40.7	3.4
Total Liabilities	174.4	125.3
Quoted Prices in Active Markets (Level I) [Member]
Assets [Abstract]
Cash equivalents	75.6	64.8
Bank time deposits	2.0	2.0
Investments in mutual funds and other similar instruments	16.0	15.5
Total Assets	93.6	82.3
Significant Other Observable Inputs (Level 2) [Member]
Assets [Abstract]
Warrants	3.1	2.0
Insurance contracts	104.4	102.1
Derivative contracts	11.6	15.8
Total Assets	119.1	119.9
Liabilities [Abstract]
Derivative contracts	133.7	121.9
Total Liabilities	133.7	121.9
Significant Unobservable Inputs (Level 3) [Member]
Liabilities [Abstract]
Contingent consideration	40.7	3.4
Total Liabilities	$ 40.7	$ 3.4