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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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Commitments and Contingencies (Details) £ in Millions, $ in Millions	3 Months Ended
	Oct. 01, 2016 USD ($)	Oct. 03, 2015 USD ($)	Jul. 02, 2016 USD ($)	Jul. 02, 2016 GBP (£)
Loss Contingencies [Line Items]
Guarantee liabilities	$ 0.0		$ 0.0
Product Warranties
Warranty Term for most products	3 years
Changes in warranty reserve
Balance as of beginning of period	$ 4.9	$ 3.7
Provision for warranty	1.6	0.9
Utilization of reserve	(1.1)	(0.8)
Adjustments related to pre-existing warranties (including changes in estimates)	(0.2)	0.2
Balance as of end of period	$ 5.2	$ 4.0
Judicial ruling \| Case related to amendment of pension for foreign subsidiary
Loss Contingencies [Line Items]
Loss contingency accrual			$ 8.4	£ 5.7