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Loans Receivable And Allowance For Loan Losses: Impaired Financing Receivables (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2016 | Jun. 30, 2016 | Sep. 30, 2015
Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | $ 9,956 |  | $ 9,956 |  | $ 11,059 |
With an allowance recorded |  | 6,455 |  | 6,455 |  | 13,372 |
Total: |  | 16,411 |  | 16,411 |  | 24,431 |
Unpaid Principal Balance (Loan Balance Plus Charge Off) |  |  |  |  |  |  |
With no related allowance recorded |  | 11,865 |  | 11,865 |  | 13,133 |
With an allowance recorded |  | 6,455 |  | 6,455 |  | 13,372 |
Total: |  | 18,320 |  | 18,320 |  | 26,505 |
Related Allowance |  | 809 |  | 809 |  | 1,011 |
Average Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 10,205 | [1] | 10,610 | [2] | 12,983 | [3]
With an allowance recorded |  | 6,572 | [1] | 8,556 | [2] | 14,458 | [3]
Total |  | 16,777 | [1] | 19,166 | [2] | 27,441 | [3]
Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 90 | [1] | 349 | [2] | 574 | [3]
With an allowance recorded |  | 158 | [1] | 374 | [2] | 585 | [3]
Total |  | 248 | [1] | 723 | [2] | 1,159 | [3]
Cash Basis Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 73 | [1] | 281 | [2] | 460 | [3]
With an allowance recorded |  | 126 | [1] | 296 | [2] | 443 | [3]
Total |  | 199 | [1] | 577 | [2] | 903 | [3]
Mortgage loans, one-to-four family |  |  |  |  |  |  |
Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 1,236 |  | 1,236 |  | 1,321 |
With an allowance recorded |  | 1,356 |  | 1,356 |  | 2,970 |
Total: |  | 2,592 |  | 2,592 |  | 4,291 |
Unpaid Principal Balance (Loan Balance Plus Charge Off) |  |  |  |  |  |  |
With no related allowance recorded |  | 1,411 |  | 1,411 |  | 1,546 |
With an allowance recorded |  | 1,356 |  | 1,356 |  | 2,970 |
Total: |  | 2,767 |  | 2,767 |  | 4,516 |
Related Allowance |  | 71 |  | 71 |  | 307 |
Average Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 1,301 | [1] | 1,458 | [2] | 1,919 | [3]
With an allowance recorded |  | 1,461 | [1] | 2,063 | [2] | 3,833 | [3]
Total |  | 2,762 | [1] | 3,521 | [2] | 5,752 | [3]
Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 11 | [1] | 29 | [2] | 25 | [3]
With an allowance recorded |  | 27 | [1] | 90 | [2] | 149 | [3]
Total |  | 38 | [1] | 119 | [2] | 174 | [3]
Cash Basis Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 11 | [1] | 29 | [2] | 25 | [3]
With an allowance recorded |  | 20 | [1] | 68 | [2] | 112 | [3]
Total |  | 31 | [1] | 97 | [2] | 137 | [3]
Mortgage loans, multi-family |  |  |  |  |  |  |
Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 0 |  | 0 |  | 760 |
With an allowance recorded |  | 0 |  | 0 |  | 3,277 |
Total: |  | 0 |  | 0 |  | 4,037 |
Unpaid Principal Balance (Loan Balance Plus Charge Off) |  |  |  |  |  |  |
With no related allowance recorded |  | 0 |  | 0 |  | 791 |
With an allowance recorded |  | 0 |  | 0 |  | 3,277 |
Total: |  | 0 |  | 0 |  | 4,068 |
Related Allowance |  | 0 |  | 0 |  | 16 |
Average Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 0 | [1] | 190 | [2] | 570 | [3]
With an allowance recorded |  | 0 | [1] | 819 | [2] | 3,291 | [3]
Total |  | 0 | [1] | 1,009 | [2] | 3,861 | [3]
Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 0 | [1] | 0 | [2] | 3 | [3]
With an allowance recorded |  | 0 | [1] | 0 | [2] | 184 | [3]
Total |  | 0 | [1] | 0 | [2] | 187 | [3]
Cash Basis Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 0 | [1] | 0 | [2] | 3 | [3]
With an allowance recorded |  | 0 | [1] | 0 | [2] | 137 | [3]
Total |  | 0 | [1] | 0 | [2] | 140 | [3]
Mortgage loans, commercial |  |  |  |  |  |  |
Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 7,823 |  | 7,823 |  | 7,199 |
With an allowance recorded |  | 3,758 |  | 3,758 |  | 5,653 |
Total: |  | 11,581 |  | 11,581 |  | 12,852 |
Unpaid Principal Balance (Loan Balance Plus Charge Off) |  |  |  |  |  |  |
With no related allowance recorded |  | 8,942 |  | 8,942 |  | 8,259 |
With an allowance recorded |  | 3,758 |  | 3,758 |  | 5,653 |
Total: |  | 12,700 |  | 12,700 |  | 13,912 |
Related Allowance |  | 416 |  | 416 |  | 265 |
Average Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 8,015 | [1] | 7,839 | [2] | 9,078 | [3]
With an allowance recorded |  | 3,764 | [1] | 4,291 | [2] | 3,475 | [3]
Total |  | 11,779 | [1] | 12,130 | [2] | 12,553 | [3]
Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 75 | [1] | 308 | [2] | 521 | [3]
With an allowance recorded |  | 106 | [1] | 219 | [2] | 202 | [3]
Total |  | 181 | [1] | 527 | [2] | 723 | [3]
Cash Basis Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 59 | [1] | 243 | [2] | 412 | [3]
With an allowance recorded |  | 84 | [1] | 172 | [2] | 152 | [3]
Total |  | 143 | [1] | 415 | [2] | 564 | [3]
Mortgage loans, construction - custom and owner/builder |  |  |  |  |  |  |
Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  |  |  |  |  | 0 |
With an allowance recorded |  |  |  |  |  | 0 |
Total: |  |  |  |  |  | 0 |
Unpaid Principal Balance (Loan Balance Plus Charge Off) |  |  |  |  |  |  |
With no related allowance recorded |  |  |  |  |  | 0 |
With an allowance recorded |  |  |  |  |  | 0 |
Total: |  |  |  |  |  | 0 |
Related Allowance |  |  |  |  |  | 0 |
Average Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded | [3] |  |  |  |  | 118 |
With an allowance recorded | [3] |  |  |  |  | 17 |
Total | [3] |  |  |  |  | 135 |
Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded | [3] |  |  |  |  | 0 |
With an allowance recorded | [3] |  |  |  |  | 0 |
Total | [3] |  |  |  |  | 0 |
Cash Basis Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded | [3] |  |  |  |  | 0 |
With an allowance recorded | [3] |  |  |  |  | 0 |
Total | [3] |  |  |  |  | 0 |
Mortgage loans, land |  |  |  |  |  |  |
Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 592 |  | 592 |  | 1,614 |
With an allowance recorded |  | 580 |  | 580 |  | 691 |
Total: |  | 1,172 |  | 1,172 |  | 2,305 |
Unpaid Principal Balance (Loan Balance Plus Charge Off) |  |  |  |  |  |  |
With no related allowance recorded |  | 1,002 |  | 1,002 |  | 2,150 |
With an allowance recorded |  | 580 |  | 580 |  | 691 |
Total: |  | 1,582 |  | 1,582 |  | 2,841 |
Related Allowance |  | 56 |  | 56 |  | 37 |
Average Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 596 | [1] | 876 | [2] | 1,028 | [3]
With an allowance recorded |  | 583 | [1] | 612 | [2] | 3,298 | [3]
Total |  | 1,179 | [1] | 1,488 | [2] | 4,326 | [3]
Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 4 | [1] | 12 | [2] | 25 | [3]
With an allowance recorded |  | 10 | [1] | 30 | [2] | 32 | [3]
Total |  | 14 | [1] | 42 | [2] | 57 | [3]
Cash Basis Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 3 | [1] | 9 | [2] | 20 | [3]
With an allowance recorded |  | 8 | [1] | 24 | [2] | 27 | [3]
Total |  | 11 | [1] | 33 | [2] | 47 | [3]
Consumer loans, home equity and second mortgage |  |  |  |  |  |  |
Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 305 |  | 305 |  | 165 |
With an allowance recorded |  | 730 |  | 730 |  | 745 |
Total: |  | 1,035 |  | 1,035 |  | 910 |
Unpaid Principal Balance (Loan Balance Plus Charge Off) |  |  |  |  |  |  |
With no related allowance recorded |  | 510 |  | 510 |  | 381 |
With an allowance recorded |  | 730 |  | 730 |  | 745 |
Total: |  | 1,240 |  | 1,240 |  | 1,126 |
Related Allowance |  | 252 |  | 252 |  | 362 |
Average Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 293 | [1] | 229 | [2] | 270 | [3]
With an allowance recorded |  | 732 | [1] | 737 | [2] | 516 | [3]
Total |  | 1,025 | [1] | 966 | [2] | 786 | [3]
Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 0 | [1] | 0 | [2] | 0 | [3]
With an allowance recorded |  | 13 | [1] | 33 | [2] | 18 | [3]
Total |  | 13 | [1] | 33 | [2] | 18 | [3]
Cash Basis Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 0 | [1] | 0 | [2] | 0 | [3]
With an allowance recorded |  | 12 | [1] | 30 | [2] | 15 | [3]
Total |  | 12 | [1] | 30 | [2] | 15 | [3]
Consumer loans, other |  |  |  |  |  |  |
Recorded Investment |  |  |  |  |  |  |
With an allowance recorded |  | 31 |  | 31 |  | 36 |
Total: |  | 31 |  | 31 |  | 36 |
Unpaid Principal Balance (Loan Balance Plus Charge Off) |  |  |  |  |  |  |
With an allowance recorded |  | 31 |  | 31 |  | 36 |
Total: |  | 31 |  | 31 |  | 36 |
Related Allowance |  | 14 |  | 14 |  | 24 |
Average Recorded Investment |  |  |  |  |  |  |
With an allowance recorded |  | 32 | [1] | 34 | [2] | 28 | [3]
Total |  | 32 | [1] | 34 | [2] | 28 | [3]
Interest Income Recognized |  |  |  |  |  |  |
With an allowance recorded |  | 2 | [1] | 2 | [2] | 0 | [3]
Total |  | 2 | [1] | 2 | [2] | 0 | [3]
Cash Basis Interest Income Recognized |  |  |  |  |  |  |
With an allowance recorded |  | 2 | [1] | 2 | [2] | 0 | [3]
Total |  | 2 | [1] | 2 | [2] | 0 | [3]
Commercial business loans |  |  |  |  |  |  |
Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 0 |  | 0 |  | 0 |
Total: |  | 0 |  | 0 |  | 0 |
Unpaid Principal Balance (Loan Balance Plus Charge Off) |  |  |  |  |  |  |
With no related allowance recorded |  | 0 |  | 0 |  | 6 |
Total: |  | 0 |  | 0 |  | 6 |
Related Allowance |  | 0 |  | 0 |  | 0 |
Average Recorded Investment |  |  |  |  |  |  |
With no related allowance recorded |  | 0 | [1] | 18 | [2] | 0 | [3]
Total |  | 0 | [1] | 18 | [2] | 0 | [3]
Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 0 | [1] | 0 | [2] | 0 | [3]
Total |  | 0 | [1] | 0 | [2] | 0 | [3]
Cash Basis Interest Income Recognized |  |  |  |  |  |  |
With no related allowance recorded |  | 0 | [1] | 0 | [2] | 0 | [3]
Total |  | $ 0 | [1] | $ 0 | [2] | $ 0 | [3]
[1] | For the three months ended June 30, 2016.
[2] | For the nine months ended June 30, 2016.
[3] | For the year ended September 30, 2015.

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- Definition Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5212-111524 + Details
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