Financial Instruments Financial Instruments, Other (Details) - USD ($) $ in Millions	Jun. 29, 2019	Jun. 30, 2018
Forward contracts held to purchase U.S. dollars [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount	$ 48.5	$ 49.7
Forward contracts held to purchase U.S. dollars [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount	19.6	21.1
Forward contracts held to sell U.S. dollars [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount	0.0	1.2
Forward contracts held to sell U.S. dollars [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, Notional Amount	$ 21.1	$ 21.3