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Hedging Transactions And Derivative Financial Instruments (Summary of Notional Values and Pretax Impact in Fair Values of Net Investment Hedges) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 02, 2020 | Sep. 27, 2019 | Oct. 02, 2020 | Sep. 27, 2019
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Derivative and nonderivative, original notional amount | $ 13,494.3 | $ 12,098.6 | $ 13,494.3 | $ 12,098.6
Derivative and nonderivative, notional amount | 12,619.3 | 11,223.6 | 12,619.3 | 11,223.6
Derivative and nonderivative, gain (loss) recognized in OCI | (570.9) | 241.6 | (239.8) | 236.3
Net investment hedges | Foreign currency contracts |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Derivative, original notional amount | 2,875.0 | 2,525.0 | 2,875.0 | 2,525.0
Derivative, notional amount outstanding | 2,000.0 | 1,650.0 | 2,000.0 | 1,650.0
Derivative, gain (loss) recognized in OCI | (57.6) | 41.5 | 10.1 | 36.8
Net investment hedges | Foreign currency denominated debt |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Nonderivative, notional amount | 6,619.3 | 8,073.6 | 6,619.3 | 8,073.6
Nonderivative, gain (loss) recognized in OCI | (208.4) | 255.2 | (241.5) | 263.5
Cash flow hedges | Foreign currency contracts |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Derivative, original notional amount | 4,000.0 |  | 4,000.0 |
Derivative, notional amount outstanding | 4,000.0 |  | 4,000.0 |
Derivative, gain (loss) recognized in OCI | $ (304.9) |  | $ (8.4) |
Cash flow hedges | Interest rate swap |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Derivative, original notional amount |  | 1,500.0 |  | 1,500.0
Derivative, notional amount outstanding |  | 1,500.0 |  | 1,500.0
Derivative, gain (loss) recognized in OCI |  | $ (55.1) |  | $ (64.0)

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