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Derivatives (Schedule Of Interest Rate Swap Derivative Financial Instruments) (Details) - Cash Flow Hedging [Member] - Interest Rate Swaps [Member] $ in Millions | 12 Months Ended
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Sep. 30, 2018 USD ($)
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Notional Amount | $ 300.0
Remaining Years | 1 year 7 months 6 days

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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Balance Type: | na
Period Type: | instant

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- Definition 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. + References No definition available. + Details
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Period Type: | duration

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- Definition Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |