Defined Benefit Plans (Narrative) (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |
---|---|---|---|
Sep. 29, 2017 |
Sep. 29, 2017 |
Sep. 28, 2018 |
|
Defined benefit pension plans | U.S. | |||
Defined Benefit Plan Disclosure [Line Items] | |||
Expected future employer contributions, current fiscal year | $ 30.0 | ||
Defined benefit pension plans | Non-U.S. | |||
Defined Benefit Plan Disclosure [Line Items] | |||
Expected future employer contributions, current fiscal year | $ 50.0 | ||
ASU 2017-07 | |||
Defined Benefit Plan Disclosure [Line Items] | |||
New accounting pronouncement or change in accounting principle, effect of change on other income | $ 8.3 | $ 22.2 | |
New accounting pronouncement or change in accounting principle, effect of change on operating results | $ (8.3) | $ (22.2) |