The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

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Amount of loss contingency liability.

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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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Amount of decrease in the standard and extended product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard and extended product warranty.

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Amount of increase (decrease) in the standard and extended product warranty accrual from changes in estimates attributable to preexisting product warranties.

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Represents the warranty period (in months) offered to general customers for most of the entity's products.

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Commitments and Contingencies (Details) £ in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2016 USD ($)	Jan. 02, 2016 USD ($)	Dec. 31, 2016 USD ($)	Jan. 02, 2016 USD ($)	Jul. 02, 2016 USD ($)	Jul. 02, 2016 GBP (£)
Loss Contingencies [Line Items]
Guarantee liabilities	$ 0.0		$ 0.0		$ 0.0
Product Warranties
Warranty Term for most products			3 years
Changes in warranty reserve
Balance as of beginning of period	5.2	$ 4.0	$ 4.9	$ 3.7
Provision for warranty	1.6	0.8	3.2	1.7
Utilization of reserve	(0.9)	(0.7)	(2.0)	(1.5)
Adjustments related to pre-existing warranties (including changes in estimates)	(0.6)	0.2	(0.8)	0.4
Balance as of end of period	$ 5.3	$ 4.3	$ 5.3	$ 4.3
Judicial ruling \| Case related to amendment of pension for foreign subsidiary
Loss Contingencies [Line Items]
Loss contingency accrual \| £						£ 5.7