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Loans Receivable And Allowance For Loan Losses: Schedule of Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | $ 9,741 | $ 9,544 | $ 9,530 | $ 9,553
Provision for (Recapture of) Loan Losses | 0 | 0 | 0 | 0
Charge- offs | (141) | (17) | (157) | (47)
Recoveries | 31 | 5 | 258 | 26
Allowance for loan losses, Ending Allowance | 9,631 | 9,532 | 9,631 | 9,532
Mortgage loans, one-to-four family |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 1,154 | 1,060 | 1,086 | 1,082
Provision for (Recapture of) Loan Losses | (36) | (33) | (35) | (55)
Charge- offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 67 | 0
Allowance for loan losses, Ending Allowance | 1,118 | 1,027 | 1,118 | 1,027
Mortgage loans, multi-family |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 470 | 386 | 433 | 447
Provision for (Recapture of) Loan Losses | (32) | 21 | 5 | (40)
Charge- offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 438 | 407 | 438 | 407
Mortgage loans, commercial |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 4,122 | 4,198 | 4,248 | 4,184
Provision for (Recapture of) Loan Losses | (70) | (15) | (346) | 27
Charge- offs | 0 | 0 | 0 | (28)
Recoveries | 0 | 0 | 150 | 0
Allowance for loan losses, Ending Allowance | 4,052 | 4,183 | 4,052 | 4,183
Mortgage loans, construction - custom and owner/builder |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 666 | 705 | 671 | 699
Provision for (Recapture of) Loan Losses | 36 | (38) | 31 | (32)
Charge- offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 702 | 667 | 702 | 667
Mortgage loans, construction - speculative one-to-four family |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 249 | 99 | 178 | 128
Provision for (Recapture of) Loan Losses | (28) | 34 | 43 | (6)
Charge- offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 11
Allowance for loan losses, Ending Allowance | 221 | 133 | 221 | 133
Mortgage loans, construction – commercial |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 384 | 445 | 563 | 303
Provision for (Recapture of) Loan Losses | 0 | 74 | (179) | 216
Charge- offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 384 | 519 | 384 | 519
Mortgage loans, construction - Multi-family |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 272 | 284 | 135 | 173
Provision for (Recapture of) Loan Losses | 95 | (137) | 232 | (26)
Charge- offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 367 | 147 | 367 | 147
Mortgage loans, construction - Land development |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 244 | 48 | 49 |
Provision for (Recapture of) Loan Losses | (118) | 32 | 77 | 80
Charge- offs | 0 |  | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 126 | 80 | 126 | 80
Mortgage loans, land |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 649 | 691 | 844 | 918
Provision for (Recapture of) Loan Losses | 48 | 64 | (155) | (172)
Charge- offs | (46) | (16) | (46) | (16)
Recoveries | 5 | 5 | 13 | 14
Allowance for loan losses, Ending Allowance | 656 | 744 | 656 | 744
Consumer loans, home equity and second mortgage |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 667 | 945 | 649 | 983
Provision for (Recapture of) Loan Losses | (21) | 1 | 1 | (37)
Charge- offs | (1) | 0 | (5) | 0
Recoveries | 0 | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 645 | 946 | 645 | 946
Consumer loans, other |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 112 | 120 | 117 | 121
Provision for (Recapture of) Loan Losses | (25) | 2 | (29) | 2
Charge- offs | (1) | (1) | (4) | (3)
Recoveries | 1 | 0 | 3 | 1
Allowance for loan losses, Ending Allowance | 87 | 121 | 87 | 121
Commercial business loans |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses, Beginning Allowance | 752 | 563 | 557 | 515
Provision for (Recapture of) Loan Losses | 151 | (5) | 355 | 43
Charge- offs | (93) | 0 | (102) | 0
Recoveries | 25 | 0 | 25 | 0
Allowance for loan losses, Ending Allowance | $ 835 | $ 558 | $ 835 | $ 558

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- Definition Amount of recovery of financing receivables doubtful of collection that were previously charged off. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI http://asc.fasb.org/extlink&oid=118955255&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524 + Details
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