Fair Value Measurements (Carrying Amounts And Fair Values Of Financial Instruments) (Details) - USD ($) $ in Millions	Oct. 02, 2015	Dec. 31, 2014
Assets:
Available-for-sale securities	$ 307.0	$ 257.5
Carrying amount
Assets:
Available-for-sale securities	307.0	257.5
Liabilities:
Short-term borrowings	3,489.3	71.9
Long-term borrowings	11,522.7	3,401.5
Fair value
Assets:
Available-for-sale securities	307.0	257.5
Liabilities:
Short-term borrowings	3,489.3	71.9
Long-term borrowings	$ 11,937.4	$ 3,809.1