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Loans Receivable And Allowance For Loan Losses - Narrative (Details) - USD ($) | Jun. 30, 2019 | Sep. 30, 2018
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Accounts, Notes, Loans and Financing Receivable, Gross, Allowance, and Net [Abstract] |  |
Troubled debt restructured loan | $ 3,208,000 | $ 3,278,000
Loans and leases receivable, impaired, commitment to lend | 0 | 0
Allowance for loan losses allocated to TDR loans | $ 69,000 | $ 97,000

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- Definition Amount of financing receivable modified as troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=118939409&loc=d3e18845-111554 + Details
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- Definition Amount of unfunded portion of contractual agreement to lend funds to borrower for financing receivable modified as troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118939409&loc=d3e18794-111554 + Details
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