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Loans Receivable And Allowance For Loan Losses: Loan Segment Risk Narrative (Details) | 12 Months Ended
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Sep. 30, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Ratio of loans to appraisal or purchase price | 90.00%
Mortgage loans, one-to-four family |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Ratio of loans to appraisal or purchase price | 90.00%
Ratio of loans to appraised value, private mortgage insurance requirement, percentage limit | 80.00%
Mortgage loans, commercial |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Ratio of loans to appraisal or purchase price | 80.00%
Mortgage loans, land |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Ratio of loans to appraisal or purchase price | 75.00%

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