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Off-Balance Sheet Financial Instruments And Guarantees (Schedule of Fair Value, Off-balance Sheet Risks) (Details) - USD ($) $ in Thousands | Sep. 30, 2018 | Sep. 30, 2017
--- | --- | ---
Loss Contingencies [Line Items] |  |
Financial instrument commitments | $ 133,659 | $ 108,062
Commitments to grant loans [Member] |  |
Loss Contingencies [Line Items] |  |
Financial instrument commitments | 51,225 | 41,990
Unfunded commitments under lines of credit [Member] |  |
Loss Contingencies [Line Items] |  |
Financial instrument commitments | 78,024 | 60,153
Standby letters of credit [Member] |  |
Loss Contingencies [Line Items] |  |
Financial instrument commitments | $ 4,410 | $ 5,919

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- Definition The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13433-108611 + Details
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