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Employee Stock Ownership and 401(k) Plan (Tables) | 12 Months Ended
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Sep. 30, 2019
Retirement Benefits [Abstract] |
Schedule of Shares Held by the ESOP | Shares held by the ESOP as of September 30, 2019, 2018 and 2017 were classified as follows:
| 2019 |  |  | 2018 |  |  | 2017 |
Unallocated shares | — |  |  | 17,639 |  |  | 52,905 |
Shares released for allocation | 425,281 |  |  | 451,644 |  |  | 489,665 |
Total ESOP shares | 425,281 |  |  | 469,283 |  |  | 542,570 |

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- Definition Tabular disclosure of the details pertaining to each employee stock ownership plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929 + Details
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