Financial Statement Details - Accounts Receivable, Net (Details) - USD ($) $ in Millions	Sep. 29, 2019	Jun. 30, 2019
Accounts Receivable, after Allowance for Credit Loss [Abstract]
Gross receivables	$ 138.0	$ 129.3
Allowance for bad debts	(0.4)	(0.4)
Accounts receivable, net	137.6	128.9
Royalties
Accounts Receivable, after Allowance for Credit Loss [Abstract]
Gross receivables	2.2	2.8
Billed trade receivables
Accounts Receivable, after Allowance for Credit Loss [Abstract]
Gross receivables	135.1	125.8
Unbilled contract receivables
Accounts Receivable, after Allowance for Credit Loss [Abstract]
Gross receivables	$ 0.7	$ 0.7

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant