Balance Sheet and Other Details (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Mar. 29, 2014	Jun. 29, 2013
Activities and balances for allowance for doubtful accounts and allowance for sales returns
Balance at Beginning of Period	$ 2.2
Charged to Costs and Expenses	1.3
Deduction	(0.4)
Balance at End of Period	3.1
Inventories
Finished goods	70.2	85.7
Work in process	39.9	37.0
Raw materials and purchased parts	37.6	23.1
Inventories, net	147.7	145.8
Allowance for doubtful accounts
Activities and balances for allowance for doubtful accounts and allowance for sales returns
Balance at Beginning of Period	2.1
Charged to Costs and Expenses	1.0
Deduction	(0.3)
Balance at End of Period	2.8
Allowance for sales returns
Activities and balances for allowance for doubtful accounts and allowance for sales returns
Balance at Beginning of Period	0.1
Charged to Costs and Expenses	0.3
Deduction	(0.1)
Balance at End of Period	$ 0.3