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Timberland Bancorp, Inc. and Subsidiary Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013
Cash flow from operating activities |  |
Net income | $ 1,727 us-gaap_NetIncomeLoss | $ 1,611 us-gaap_NetIncomeLoss
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation | 331 us-gaap_Depreciation | 279 us-gaap_Depreciation
Amortization of CDI | 3 us-gaap_AmortizationOfIntangibleAssets | 29 us-gaap_AmortizationOfIntangibleAssets
Earned ESOP shares | 66 us-gaap_ShareBasedCompensation | 66 us-gaap_ShareBasedCompensation
MRDP compensation expense | 0 us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense | 2 us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
Stock option compensation expense | 28 us-gaap_StockOptionPlanExpense | 22 us-gaap_StockOptionPlanExpense
Stock Option Tax Effect Less Excess Tax Benefit | 1 tsbk_StockOptionTaxEffectLessExcessTaxBenefit | 0 tsbk_StockOptionTaxEffectLessExcessTaxBenefit
Gain on sales of OREO and other repossessed assets, net | (33)us-gaap_GainsLossesOnSalesOfOtherRealEstate | (73)us-gaap_GainsLossesOnSalesOfOtherRealEstate
Provision for OREO losses | 44 us-gaap_RealEstateOwnedValuationAllowanceProvision1 | 100 us-gaap_RealEstateOwnedValuationAllowanceProvision1
BOLI net earnings | (136)us-gaap_BankOwnedLifeInsuranceIncome | (115)us-gaap_BankOwnedLifeInsuranceIncome
Gain on sales of loans, net | (236)us-gaap_GainLossOnSalesOfLoansNet | (302)us-gaap_GainLossOnSalesOfLoansNet
Increase in deferred loan origination fees | 94 us-gaap_IncreaseDecreaseInLoansDeferredIncome | 58 us-gaap_IncreaseDecreaseInLoansDeferredIncome
Net OTTI on investment securities | 0 us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet | 2 us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet
Gain (Loss) on Sale of Other Investments | (45)us-gaap_GainLossOnSaleOfOtherInvestments | 0 us-gaap_GainLossOnSaleOfOtherInvestments
Amortization of Mortgage Servicing Rights (MSRs) | 27 us-gaap_AmortizationOfMortgageServicingRightsMSRs | 29 us-gaap_AmortizationOfMortgageServicingRightsMSRs
Loans originated for sale | (8,224)us-gaap_PaymentsForOriginationAndPurchasesOfLoansHeldForSale | (9,043)us-gaap_PaymentsForOriginationAndPurchasesOfLoansHeldForSale
Proceeds from sales of loans | 8,164 us-gaap_ProceedsFromSaleOfLoansReceivable | 10,262 us-gaap_ProceedsFromSaleOfLoansReceivable
Net change in accrued interest and other assets | 1,256 us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets | 256 us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Net change in accrued expenses and other liabilities | (7)us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities | (336)us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities
Net cash provided by operating activities | 3,060 us-gaap_NetCashProvidedByUsedInOperatingActivities | 2,847 us-gaap_NetCashProvidedByUsedInOperatingActivities
Proceeds from Issuance of Common Stock | 1 us-gaap_ProceedsFromIssuanceOfCommonStock | 0 us-gaap_ProceedsFromIssuanceOfCommonStock
Cash flows from investing activities |  |
Net increase in CDs held for investment | (2,152)us-gaap_IncreaseDecreaseOfRestrictedInvestments | (2,386)us-gaap_IncreaseDecreaseOfRestrictedInvestments
Proceeds from Sale of Mortgage Backed Securities (MBS) categorized as Available-for-sale | 1,220 us-gaap_ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale | 0 us-gaap_ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale
Proceeds from maturities and prepayments of investment securities available for sale | 138 us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities | 175 us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities
Proceeds from maturities and prepayments of investment securities held to maturity | 124 us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities | 142 us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities
Redemption of FHLB stock | 55 us-gaap_PaymentsForProceedsFromFederalHomeLoanBankStock | 51 us-gaap_PaymentsForProceedsFromFederalHomeLoanBankStock
Increase in loans receivable, net | (7,715)us-gaap_IncreaseDecreaseInOtherLoans | (11,694)us-gaap_IncreaseDecreaseInOtherLoans
Additions to premises and equipment | (226)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (429)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Proceeds from sales of OREO and other repossessed assets | 935 us-gaap_ProceedsFromSaleOfForeclosedAssets | 2,129 us-gaap_ProceedsFromSaleOfForeclosedAssets
Net cash used in investing activities | (7,621)us-gaap_NetCashProvidedByUsedInInvestingActivities | (12,012)us-gaap_NetCashProvidedByUsedInInvestingActivities
Cash flows from financing activities |  |
Increase (decrease) in deposits, net | 2,870 us-gaap_IncreaseDecreaseInDeposits | (6,779)us-gaap_IncreaseDecreaseInDeposits
ESOP tax effect | 18 us-gaap_EmployeeStockOwnershipPlanESOPTaxBenefitOfDividendsPaidToPlan | 9 us-gaap_EmployeeStockOwnershipPlanESOPTaxBenefitOfDividendsPaidToPlan
Proceeds from Stock Options Exercised | 24 us-gaap_ProceedsFromStockOptionsExercised | 11 us-gaap_ProceedsFromStockOptionsExercised
Redemption of preferred stock | 0 us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock | (12,065)us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock
Dividends paid | (352)us-gaap_PaymentsOfDividends | (269)us-gaap_PaymentsOfDividends
Net cash provided by (used in) financing activities | 2,562 us-gaap_NetCashProvidedByUsedInFinancingActivities | (19,093)us-gaap_NetCashProvidedByUsedInFinancingActivities
Net decrease in cash and cash equivalents | (1,999)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | (28,258)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents, at beginning of period | 72,354 us-gaap_CashAndCashEquivalentsAtCarryingValue | 94,496 us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents, at end of period | 70,355 us-gaap_CashAndCashEquivalentsAtCarryingValue | 66,238 us-gaap_CashAndCashEquivalentsAtCarryingValue
Supplemental disclosure of cash flow information |  |
Income taxes paid | 450 us-gaap_IncomeTaxesPaid | 500 us-gaap_IncomeTaxesPaid
Interest paid | 968 us-gaap_InterestPaid | 1,028 us-gaap_InterestPaid
Supplemental disclosure of non-cash investing activities |  |
Loans transferred to OREO and other repossessed assets | $ 74 us-gaap_TransferOfOtherRealEstate | $ 2,919 us-gaap_TransferOfOtherRealEstate

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- Definition Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3521-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=6519514 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=6518256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.18) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.22) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 + Details
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- Definition The amount of other than temporary impairment (OTTI) losses on equity securities, OTTI related to credit losses on debt securities, and OTTI losses on debt securities when the entity intends to sell the securities or it is more likely than not that the entity will be required to sell the securities before recovery of its amortized cost basis. Additionally, this item includes OTTI losses recognized during the period on investments accounted for under the cost method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 8B -URI http://asc.fasb.org/extlink&oid=27724398&loc=SL6284393-111563 + Details
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- Definition The aggregate amount of cash outflow for loans purchased and created with the intention to resell them in the near future. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3461-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 230 -Section 55 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=34726456&loc=d3e60097-112785 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3367-108585 + Details
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- Definition Amount of cash outflow (inflow) from acquisition (sale) of Federal Home Loan Bank (FHLBank) stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow to reacquire preferred stock during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash inflow associated with maturities (principal being due), prepayments and calls (requests of early payments) on securities not classified as either held-to-maturity securities or trading securities which are classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with the maturity, prepayments and calls (requests for early payments) of debt securities designated as held-to-maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow from the sale assets received in full or partial satisfaction of a receivable including real and personal property; equity interests in corporations, partnerships, and joint ventures; and beneficial interests in trusts. Foreclosed assets also include loans that are treated as if the underlying collateral had been foreclosed because the institution has taken possession of the collateral, even though legal foreclosure or repossession proceedings have not taken place. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with the sale of loans receivables arising from the financing of goods and services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow from the sale of securities issued by a governmental agency or corporation (for example, GNMA or FHLMC) or by private issuers (for example, banks and mortgage banking enterprises) secured by and repaid from underlying mortgages, which were designated as available for sale when acquired. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition Amount of expense recognized in the income statement for a decrease in valuation of real estate owned (REO). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10(4)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition The noncash expense that accounts for the value of stock or unit options distributed to employees as compensation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition Value transferred out of real estate owned (REO) in noncash transactions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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