Shareholders' Equity - Summarizes Table of All Shares of Common Stock Reserved for Issuance (Detail) shares in Millions	Jul. 01, 2016 shares
Stockholders Equity Note [Line Items]
Share of common stock reserve for issuance	66.3
Convertible Debt [Member]
Stockholders Equity Note [Line Items]
Share of common stock reserve for issuance	0.3
Outstanding Awards and Shares Available for Award [Member]
Stockholders Equity Note [Line Items]
Share of common stock reserve for issuance	56.6
ESPP [Member]
Stockholders Equity Note [Line Items]
Share of common stock reserve for issuance	9.4

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant