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Basis Of Presentation And Significant Accounting Policies (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Dec. 29, 2019 | Oct. 01, 2019
Significant Accounting Policies [Line Items] |  |
Right-of-use lease assets | $ 98.5 |
Lease liabilities | $ 105.1 |
Average discount rate | 4.55% |
Accounting Standards Update 2016-02 [Member] |  |
Significant Accounting Policies [Line Items] |  |
Right-of-use lease assets |  | $ 107.5
Lease liabilities |  | $ 113.0
Average discount rate |  | 4.60%
Deferred tax assets and tax liabilities |  | $ 29.7
Accounting Standards Update 2018-02 [Member] |  |
Significant Accounting Policies [Line Items] |  |
Reclassification from AOCI to retained earnings | $ 0.3 |
SB/RH [Member] |  |
Significant Accounting Policies [Line Items] |  |
Right-of-use lease assets | $ 98.5 |

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