Derivative Instruments and Hedging Activities (Outstanding Derivative Financial Instruments at Notional Value) (Details) - Forward Contracts [Member] - USD ($) $ in Millions |
Sep. 26, 2020 |
Dec. 28, 2019 |
---|---|---|
Derivative [Line Items] | ||
Derivative Asset, Notional Amount | $ 143.0 | $ 137.7 |
Derivative Liability, Notional Amount | 141.9 | $ 143.5 |
U.S. dollars | Short [Member] | ||
Derivative [Line Items] | ||
Derivative Liability, Notional Amount | 32.8 | |
Euro | Short [Member] | ||
Derivative [Line Items] | ||
Derivative Liability, Notional Amount | 83.4 | |
Korea (South), Won | Long [Member] | ||
Derivative [Line Items] | ||
Derivative Asset, Notional Amount | $ 58.4 |