Balance Sheet Components (Inventories) (Details) (USD $) In Millions, unless otherwise specified	Dec. 26, 2014	Jun. 27, 2014
Balance Sheet Related Disclosures [Abstract]
Finished products	$ 20.0	$ 25.3
Work in process	5.4	5.3
Raw materials and supplies	10.1	7.5
Inventories	35.5us-gaap_InventoryNet	38.1us-gaap_InventoryNet
Deferred cost of sales included within finished goods	4.4us-gaap_OtherInventoryCapitalizedCosts	3.2us-gaap_OtherInventoryCapitalizedCosts
Consigned inventories included within raw materials	$ 8.9	$ 6.6

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments.

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Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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Gross amount of an expenditure that is incurred which is not expensed in the current period but rather capitalized as a component of inventory.

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Gross amount of inventory owned by the entity but in the hands of a customer, typically a reseller.

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