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Basis Of Presentation And Summary Of Significant Accounting Policies (Recently Issued Accounting Standards) (Narrative) (Details) $ in Millions	Sep. 01, 2019 USD ($)
Subsequent Events [Member] | Accounting Standards Update 2018-11 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Increase in assets and liabilities	$ 9.0

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- Definition

Increase (Decrease) in Assets and Liabilities

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