Equity (Narrative) (Details) - $ / shares	3 Months Ended	9 Months Ended
Jun. 27, 2021	Jun. 28, 2020	Jun. 27, 2021	Jun. 28, 2020	Sep. 27, 2020
Equity, Class of Treasury Stock [Line Items]
Authorized shares of common stock	2,400,000,000.0		2,400,000,000.0		2,400,000,000.0
Par value of common stock	$ 0.001		$ 0.001		$ 0.001
Authorized shares of preferred stock	7,500,000		7,500,000
Outstanding shares of preferred stock	0		0
Shares available for repurchase	48,900,000		48,900,000
Common Stock, Dividends, Per Share, Declared	$ 0.45	$ 0.41	$ 1.80	$ 1.23

Aggregate dividends declared during the period for each share of common stock outstanding.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
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Face amount or stated value per share of common stock.

+ 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
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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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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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The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-SubTopic 10
-Section S99
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The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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