XML 55 R45.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Loans Receivable And Allowance For Loan Losses: Schedule of Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | $ 16,655 | $ 15,817 | $ 14,229 | $ 15,817 | $ 13,703
Provision for (Recapture of) Credit Losses | 166 |  | 475 | 545 | 1,000
Charge- offs |  | (6) | (6) | (6) | (6)
Recoveries | 1 |  | 0 | 1 | 1
Allowance for loan losses, Ending Allowance | 16,818 | 16,655 | 14,698 | 16,818 | 14,698
Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | 461 |  | 461 |
One-to four-family |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 2,096 | 2,417 | 1,888 | 2,417 | 1,658
Provision for (Recapture of) Credit Losses | 89 |  | 164 | 176 | 394
Charge- offs |  |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 2,185 | 2,096 | 2,052 | 2,185 | 2,052
One-to four-family | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | (408) |  | (408) |
Multi-family |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 1,200 | 1,156 | 871 | 1,156 | 855
Provision for (Recapture of) Credit Losses | 158 |  | 67 | 322 | 83
Charge- offs |  |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 1,358 | 1,200 | 938 | 1,358 | 938
Multi-family | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | (120) |  | (120) |
Commercial real estate |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 6,822 | 7,209 | 6,794 | 7,209 | 6,682
Provision for (Recapture of) Credit Losses | 132 |  | 110 | 239 | 222
Charge- offs |  |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 6,954 | 6,822 | 6,904 | 6,954 | 6,904
Commercial real estate | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | (494) |  | (494) |
Construction-custom & owner/builder |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 1,234 | 750 | 673 | 750 | 675
Provision for (Recapture of) Credit Losses | (19) |  | 53 | (77) | 51
Charge- offs |  |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 1,215 | 1,234 | 726 | 1,215 | 726
Construction-custom & owner/builder | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | 542 |  | 542 |
Construction-speculative one-to four-family |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 132 | 148 | 125 | 148 | 130
Provision for (Recapture of) Credit Losses | 10 |  | (4) | 10 | (9)
Charge- offs |  |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 142 | 132 | 121 | 142 | 121
Construction-speculative one-to four-family | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | (16) |  | (16) |
Construction-commercial |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 430 | 316 | 323 | 316 | 343
Provision for (Recapture of) Credit Losses | 21 |  | (56) | (41) | (76)
Charge- offs |  |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 451 | 430 | 267 | 451 | 267
Construction-commercial | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | 176 |  | 176 |
Construction-multi-family |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 735 | 602 | 577 | 602 | 447
Provision for (Recapture of) Credit Losses | (257) |  | 85 | (328) | 215
Charge- offs |  |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 478 | 735 | 662 | 478 | 662
Construction-multi-family | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | 204 |  | 204 |
Construction-land development |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 298 | 274 | 222 | 274 | 233
Provision for (Recapture of) Credit Losses | (43) |  | 23 | (44) | 12
Charge- offs |  |  |  | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 255 | 298 | 245 | 255 | 245
Construction-land development | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | 25 |  | 25 |
Land |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 757 | 406 | 383 | 406 | 397
Provision for (Recapture of) Credit Losses | 83 |  | (20) | 116 | (34)
Charge- offs |  |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 840 | 757 | 363 | 840 | 363
Land | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | 318 |  | 318 |
Home equity |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 286 | 519 | 493 | 519 | 440
Provision for (Recapture of) Credit Losses | 19 |  | 14 | 29 | 67
Charge- offs |  |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 305 | 286 | 507 | 305 | 507
Home equity | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | (243) |  | (243) |
Consumer loans, other |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 46 | 53 | 47 | 53 | 42
Provision for (Recapture of) Credit Losses | 3 |  | 1 | 5 | 6
Charge- offs |  |  | (1) | (6) | (1)
Recoveries | 0 |  | 0 | 0 | 0
Allowance for loan losses, Ending Allowance | 45 | 46 | 47 | 45 | 47
Consumer loans, other | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | (7) |  | (7) |
Commercial business |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance | 2,619 | 1,967 | 1,833 | 1,967 | 1,801
Provision for (Recapture of) Credit Losses | (30) |  | 38 | 138 | 69
Charge- offs |  |  | (5) | 0 | (5)
Recoveries | 1 |  | 0 | 1 | 1
Allowance for loan losses, Ending Allowance | $ 2,590 | 2,619 | $ 1,866 | 2,590 | $ 1,866
Commercial business | Impact of Adopting CECL (ASU 2016-13) |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | 484 |  | 484 |
SBA PPP |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Allowance for loan losses, Beginning Allowance |  | $ 0 |  | $ 0 |

X
- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of writeoff of financing receivable, charged against allowance for credit loss. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 11B -Subparagraph (c)(3) -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | srt_CumulativeEffectPeriodOfAdoptionAxis=srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=tsbk_MortgageLoansOneToFourFamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=tsbk_MortgageLoansMultiFamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=tsbk_ConstructionCustomAndOwnerbuilderMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=tsbk_ConstructionSpeculativeOneToFourFamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=tsbk_ConstructionCommercialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=tsbk_ConstructionMultiFamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=tsbk_ConstructionLandDevelopmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=tsbk_MortgageLoansLandMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=tsbk_ConsumerLoansHomeEquityAndSecondMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=tsbk_SBAPPPLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |