Shareholder's Equity (Narrative) (Details) - USD ($) shares in Millions, $ in Millions		3 Months Ended
Jul. 24, 2018	Dec. 29, 2019	Dec. 30, 2018
Common stock repurchase program, approved amount	$ 1,000.0
Common stock repurchase program, authorization period	36 months
Shares repurchased		3.2	0.3
Repuchase amount, fair value		$ 196.9	$ 18.5
ASR [Member]
Repuchase payment		$ 125.0
Shares repurchased		1.7
Percentage of total shares		85.00%
Repuchase amount, fair value		$ 106.3
Reduction to additional paid-in capital		$ 18.7

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
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-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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