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Loans Receivable And Allowance For Loan Losses: Troubled Debt Restructurings on Financing Receivables (Details) - USD ($) | Dec. 31, 2015 | Sep. 30, 2015
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Financing Receivable, Modifications [Line Items] |  |
Loans accounted for on a non-accrual basis | $ 4,831,000 | $ 6,040,000
Accruing loans which are contractually past due 90 days or more | 285,000 | 151,000
Total of non-accrual and 90 days past due loans | 5,116,000 | 6,191,000
Non-accrual investment securities | 891,000 | 932,000
OREO and other repossessed assets, net | 7,667,000 | 7,854,000
Total non-performing assets | 13,674,000 | 14,977,000
Troubled debt restructured loans on accrual status | $ 9,200,000 | $ 13,718,000
Non-accrual and 90 days or more past due loans as a percentage of loans receivable | 0.80% | 1.00%
Non-accrual and 90 days or more past due loans as a percentage of total assets | 0.61% | 0.76%
Non-performing assets as a percentage of total assets | 1.63% | 1.84%
Loans receivable | $ 635,734,000 | $ 617,252,000
Total assets | 837,379,000 | 815,815,000
Loans and Leases Receivable, Impaired, Commitment to Lend | 0 |
Allowance for Loan Losses Allocated to Troubled Debt Restructured Loans | 330,000 | 310,000
Accruing |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status | 7,971,000 | 12,485,000
Non-Accrual |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status | 1,200,000 | 1,233,000
Mortgage loans, one-to-four family |  |
Financing Receivable, Modifications [Line Items] |  |
Loans accounted for on a non-accrual basis | 2,694,000 | 2,368,000
Mortgage loans, one-to-four family | Accruing |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status | 1,571,000 | 1,929,000
Mortgage loans, one-to-four family | Non-Accrual |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status | 825,000 | 826,000
Mortgage loans, multi-family |  |
Financing Receivable, Modifications [Line Items] |  |
Loans accounted for on a non-accrual basis | 0 | 760,000
Mortgage loans, multi-family | Accruing |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status |  | 3,277,000
Mortgage loans, multi-family | Non-Accrual |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status |  | 0
Mortgage loans, commercial |  |
Financing Receivable, Modifications [Line Items] |  |
Loans accounted for on a non-accrual basis | 1,184,000 | 1,016,000
Mortgage loans, commercial | Accruing |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status | 5,366,000 | 6,237,000
Mortgage loans, commercial | Non-Accrual |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status | 0 | 0
Mortgage loans, construction - custom and owner/builder |  |
Financing Receivable, Modifications [Line Items] |  |
Loans accounted for on a non-accrual basis | 0 | 0
Mortgage loans, construction - speculative one-to-four family |  |
Financing Receivable, Modifications [Line Items] |  |
Loans accounted for on a non-accrual basis | 0 | 0
Mortgage loans, construction - Multi-family |  |
Financing Receivable, Modifications [Line Items] |  |
Loans accounted for on a non-accrual basis | 0 | 0
Mortgage loans, land |  |
Financing Receivable, Modifications [Line Items] |  |
Loans accounted for on a non-accrual basis | 546,000 | 1,558,000
Mortgage loans, land | Accruing |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status | 740,000 | 747,000
Mortgage loans, land | Non-Accrual |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status | 252,000 | 255,000
Consumer loans, home equity and second mortgage |  |
Financing Receivable, Modifications [Line Items] |  |
Loans accounted for on a non-accrual basis | 300,000 | 303,000
Consumer loans, home equity and second mortgage | Accruing |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status | 294,000 | 295,000
Consumer loans, home equity and second mortgage | Non-Accrual |  |
Financing Receivable, Modifications [Line Items] |  |
Troubled debt restructured loans on accrual status | 152,000 | 152,000
Consumer loans, other |  |
Financing Receivable, Modifications [Line Items] |  |
Loans accounted for on a non-accrual basis | $ 34,000 | $ 35,000

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