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Shareholders' Equity - Shares Reserved for Future Issuance (Details) shares in Thousands	Jun. 28, 2020 shares
Class of Stock [Line Items]
For exercise of outstanding common stock options (shares)	983
For vesting of outstanding stock units (shares)	2,932
Total common shares reserved (shares)	38,952
Convertible Notes due September 1, 2023
Class of Stock [Line Items]
For future issuance upon conversion of Notes (shares)	12,560
Convertible Notes due May 1, 2026
Class of Stock [Line Items]
For future issuance upon conversion of Notes (shares)	16,102
2013 Long-Term Incentive Compensation Plan
Class of Stock [Line Items]
For future issuance (shares)	5,478
Non-Employee Director Stock Compensation and Deferral Program
Class of Stock [Line Items]
For future issuance (shares)	48

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- Definition

Convertible Debt, Shares Reserved for Future Issuance upon Conversion

+ References

No definition available.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.29)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
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- Definition

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.

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Number of options outstanding, including both vested and non-vested options.

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