$TSBK
Timberland Bancorp Inc Stock $tsbk

$tsbk Overview Financials Valuation SEC Filings Company Website

2021 Q1 Form 10-Q Financial Statement

#000093905721000172 Filed on May 07, 2021

Income Statement

Concept	2021 Q1	2020 Q1	2019 Q4
Revenue	$13.36M	$14.13M	$14.19M
YoY Change	-5.46%	2.1%	6.58%
Cost Of Revenue		$62.00K	$74.00K
YoY Change		-47.01%	-50.0%
Gross Profit		$14.07M	$14.12M
YoY Change		2.51%	7.22%
Gross Profit Margin		99.56%	99.48%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$750.0K	$670.0K	$376.0K
YoY Change	11.94%	0.0%	-3.59%
% of Gross Profit		4.76%	2.66%
Operating Expenses			$317.0K
YoY Change			7.82%
Operating Profit			$13.80M
YoY Change			7.2%
Interest Expense	$793.0K	$1.251M	$1.189M
YoY Change	-36.61%	12.4%	22.45%
% of Operating Profit			8.62%
Other Income/Expense, Net
YoY Change
Pretax Income	$8.902M	$6.274M	$8.367M
YoY Change	41.89%	-15.11%	18.71%
Income Tax	$1.651M	$1.225M	$1.715M
% Of Pretax Income	18.55%	19.53%	20.5%
Net Earnings	$7.251M	$5.049M	$6.652M
YoY Change	43.61%	-17.42%	18.47%
Net Earnings / Revenue	54.27%	35.73%	46.87%
Basic Earnings Per Share	$0.87	$0.61	$0.80
Diluted Earnings Per Share	$0.86	$0.60	$0.78
COMMON SHARES
Basic Shares Outstanding	8.331M shares	8.344M shares	8.341M shares
Diluted Shares Outstanding	8.445M shares	8.457M shares	8.475M shares

Balance Sheet

Concept	2021 Q1	2020 Q1	2019 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$433.3M	$168.1M	$118.9M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$22.76M	$23.07M	$22.59M
YoY Change	-1.34%	0.96%	-1.29%
Goodwill	$15.13M	$15.13M	$15.13M
YoY Change	-0.01%	0.0%	3.5%
Intangibles
YoY Change
Long-Term Investments		$1.000M	$1.000M
YoY Change		11.11%
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$1.699B	$1.323B	$1.271B
YoY Change	28.43%	6.65%	5.85%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$2.500M	$2.800M	$2.800M
YoY Change	-10.71%
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$2.500M	$2.800M	$2.800M
YoY Change	-10.71%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$6.300M	$6.700M	$7.600M
YoY Change	-5.97%	1.52%	-7.32%
Total Long-Term Liabilities	$6.300M	$6.700M	$7.600M
YoY Change	-5.97%	1.52%	-7.32%
TOTAL LIABILITIES
Total Short-Term Liabilities	$2.500M	$2.800M	$2.800M
Total Long-Term Liabilities	$6.300M	$6.700M	$7.600M
Total Liabilities	$1.501B	$1.145B	$1.095B
YoY Change	31.05%	6.2%	4.93%
SHAREHOLDERS EQUITY
Retained Earnings	$155.5M	$135.9M	$132.6M
YoY Change	14.38%	14.2%	16.11%
Common Stock
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$198.5M	$178.0M	$175.7M
YoY Change
Total Liabilities & Shareholders Equity	$1.699B	$1.323B	$1.271B
YoY Change	28.43%	6.65%	5.85%

Cashflow Statement

Concept	2021 Q1	2020 Q1	2019 Q4
OPERATING ACTIVITIES
Net Income	$7.251M	$5.049M	$6.652M
YoY Change	43.61%	-17.42%	18.47%
Depreciation, Depletion And Amortization	$750.0K	$670.0K	$376.0K
YoY Change	11.94%	0.0%	-3.59%
Cash From Operating Activities	$9.320M	$5.820M	$9.375M
YoY Change	60.14%	98.63%	38.4%
INVESTING ACTIVITIES
Capital Expenditures	-$400.0K	-$860.0K	$339.0K
YoY Change	-53.49%	126.32%	-65.55%
Acquisitions
YoY Change
Other Investing Activities	-$30.37M	-$4.140M	-$47.53M
YoY Change	633.57%	-83.5%	-421.15%
Cash From Investing Activities	-$30.77M	-$4.990M	-$47.87M
YoY Change	516.63%	-80.4%	-446.6%
FINANCING ACTIVITIES
Cash Dividend Paid			$2.086M
YoY Change			9.16%
Common Stock Issuance & Retirement, Net			$0.00
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	104.6M	48.47M	$14.33M
YoY Change	115.76%	37.0%	-285.99%
NET CHANGE
Cash From Operating Activities	9.320M	5.820M	$9.375M
Cash From Investing Activities	-30.77M	-4.990M	-$47.87M
Cash From Financing Activities	104.6M	48.47M	$14.33M
Net Change In Cash	83.13M	49.30M	-$24.16M
YoY Change	68.62%	283.66%	-287.62%
FREE CASH FLOW
Cash From Operating Activities	$9.320M	$5.820M	$9.375M
Capital Expenditures	-$400.0K	-$860.0K	$339.0K
Free Cash Flow	$9.720M	$6.680M	$9.036M
YoY Change	45.51%	101.81%	56.06%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Central Index Key EntityCentralIndexKey	0001046050
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--09-30
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2021-03-31
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	000-23333
	dei	Entity Registrant Name EntityRegistrantName	TIMBERLAND BANCORP, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	WA
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	91-1863696
	dei	Entity Address Address Line1 EntityAddressAddressLine1	624 Simpson Avenue
	dei	Entity Address City Or Town EntityAddressCityOrTown	Hoquiam
	dei	Entity Address State Or Province EntityAddressStateOrProvince	WA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	98550
	dei	City Area Code CityAreaCode	(360)
	dei	Local Phone Number LocalPhoneNumber	533-4747
	dei	Security12b Title Security12bTitle	Common stock, $.01 par value
	dei	Trading Symbol TradingSymbol	TSBK
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	true
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2021Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	8362907	shares
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CY2020Q1	us-gaap	Depreciation Nonproduction DepreciationNonproduction	943000	USD
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	1955000	USD
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	1837000	USD
CY2021Q1	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	0	USD
CY2020Q1	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	3000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	0	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	102000	USD
CY2021Q1	us-gaap	Advertising Expense AdvertisingExpense	155000	USD
CY2020Q1	us-gaap	Advertising Expense AdvertisingExpense	159000	USD
	us-gaap	Advertising Expense AdvertisingExpense	311000	USD
	us-gaap	Advertising Expense AdvertisingExpense	342000	USD
CY2021Q1	tsbk	Foreclosed Real Estate Expense Net Of Recoveries ForeclosedRealEstateExpenseNetOfRecoveries	-68000	USD
CY2020Q1	tsbk	Foreclosed Real Estate Expense Net Of Recoveries ForeclosedRealEstateExpenseNetOfRecoveries	51000	USD
	tsbk	Foreclosed Real Estate Expense Net Of Recoveries ForeclosedRealEstateExpenseNetOfRecoveries	-94000	USD
	tsbk	Foreclosed Real Estate Expense Net Of Recoveries ForeclosedRealEstateExpenseNetOfRecoveries	50000	USD
CY2021Q1	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	445000	USD
CY2020Q1	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	359000	USD
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	876000	USD
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	799000	USD
CY2021Q1	us-gaap	Postage Expense PostageExpense	149000	USD
CY2020Q1	us-gaap	Postage Expense PostageExpense	145000	USD
	us-gaap	Postage Expense PostageExpense	287000	USD
	us-gaap	Postage Expense PostageExpense	279000	USD
CY2021Q1	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	255000	USD
CY2020Q1	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	233000	USD
	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	538000	USD
	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	449000	USD
CY2021Q1	us-gaap	Professional Fees ProfessionalFees	181000	USD
CY2020Q1	us-gaap	Professional Fees ProfessionalFees	210000	USD
	us-gaap	Professional Fees ProfessionalFees	412000	USD
	us-gaap	Professional Fees ProfessionalFees	480000	USD
CY2021Q1	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	105000	USD
CY2020Q1	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	0	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	201000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	-27000	USD
CY2021Q1	tsbk	Loan Portfolio Expense Net Of Recoveries LoanPortfolioExpenseNetOfRecoveries	90000	USD
CY2020Q1	tsbk	Loan Portfolio Expense Net Of Recoveries LoanPortfolioExpenseNetOfRecoveries	78000	USD
	tsbk	Loan Portfolio Expense Net Of Recoveries LoanPortfolioExpenseNetOfRecoveries	171000	USD
	tsbk	Loan Portfolio Expense Net Of Recoveries LoanPortfolioExpenseNetOfRecoveries	167000	USD
CY2021Q1	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	634000	USD
CY2020Q1	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	515000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1240000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1099000	USD
CY2021Q1	us-gaap	Expense Related To Distribution Or Servicing And Underwriting Fees ExpenseRelatedToDistributionOrServicingAndUnderwritingFees	245000	USD
CY2020Q1	us-gaap	Expense Related To Distribution Or Servicing And Underwriting Fees ExpenseRelatedToDistributionOrServicingAndUnderwritingFees	274000	USD
	us-gaap	Expense Related To Distribution Or Servicing And Underwriting Fees ExpenseRelatedToDistributionOrServicingAndUnderwritingFees	529000	USD
	us-gaap	Expense Related To Distribution Or Servicing And Underwriting Fees ExpenseRelatedToDistributionOrServicingAndUnderwritingFees	591000	USD
CY2021Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	91000	USD
CY2020Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	102000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	181000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	203000	USD
CY2021Q1	us-gaap	Other Noninterest Expense OtherNoninterestExpense	493000	USD
CY2020Q1	us-gaap	Other Noninterest Expense OtherNoninterestExpense	599000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	963000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1149000	USD
CY2021Q1	us-gaap	Noninterest Expense NoninterestExpense	8551000	USD
CY2020Q1	us-gaap	Noninterest Expense NoninterestExpense	8286000	USD
	us-gaap	Noninterest Expense NoninterestExpense	16961000	USD
	us-gaap	Noninterest Expense NoninterestExpense	16659000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	8902000	USD
CY2020Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	6274000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	18075000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	14641000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1651000	USD
CY2020Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1225000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3534000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2940000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	7251000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	5049000	USD
	us-gaap	Net Income Loss NetIncomeLoss	14541000	USD
	us-gaap	Net Income Loss NetIncomeLoss	11701000	USD
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.87
CY2020Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.61
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.75
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.40
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.86
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.60
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.73
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.38
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8331121	shares
CY2020Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8344201	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8322210	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8342828	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	8444798	shares
CY2020Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	8456659	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	8428595	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	8465894	shares
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.51
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.45
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	7251000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	5049000	USD
	us-gaap	Net Income Loss NetIncomeLoss	14541000	USD
	us-gaap	Net Income Loss NetIncomeLoss	11701000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	19000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-9000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	15000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-63000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	74000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-35000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	57000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-241000	USD
CY2021Q1	tsbk	Otherthan Temporary Impairment Losses Investments Accretionof Noncredit Portion Heldtomaturity Securities Tax OtherthanTemporaryImpairmentLossesInvestmentsAccretionofNoncreditPortionHeldtomaturitySecuritiesTax	1000	USD
CY2020Q1	tsbk	Otherthan Temporary Impairment Losses Investments Accretionof Noncredit Portion Heldtomaturity Securities Tax OtherthanTemporaryImpairmentLossesInvestmentsAccretionofNoncreditPortionHeldtomaturitySecuritiesTax	1000	USD
	tsbk	Otherthan Temporary Impairment Losses Investments Accretionof Noncredit Portion Heldtomaturity Securities Tax OtherthanTemporaryImpairmentLossesInvestmentsAccretionofNoncreditPortionHeldtomaturitySecuritiesTax	1000	USD
	tsbk	Otherthan Temporary Impairment Losses Investments Accretionof Noncredit Portion Heldtomaturity Securities Tax OtherthanTemporaryImpairmentLossesInvestmentsAccretionofNoncreditPortionHeldtomaturitySecuritiesTax	3000	USD
CY2021Q1	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Net Of Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	3000	USD
CY2020Q1	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Net Of Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	2000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Net Of Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	3000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Net Of Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	12000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	77000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-33000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	60000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-229000	USD
CY2021Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	7328000	USD
CY2020Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	5016000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	14601000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	11472000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	175653000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	5049000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-33000	USD
CY2020Q1	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	1238000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	204000	USD
CY2020Q1	us-gaap	Dividends Common Stock DividendsCommonStock	1673000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	178008000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	193325000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	7251000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	77000	USD
CY2021Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	423000	USD
CY2021Q1	us-gaap	Dividends Common Stock DividendsCommonStock	2579000	USD
CY2021Q1	us-gaap	Stockholders Equity StockholdersEquity	198543000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	171067000	USD
	us-gaap	Net Income Loss NetIncomeLoss	11701000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-229000	USD
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	1238000	USD
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	374000	USD
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.45
	us-gaap	Dividends Common Stock DividendsCommonStock	3759000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	178008000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	187630000	USD
	us-gaap	Net Income Loss NetIncomeLoss	14541000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	60000	USD
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	58000	USD
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	519000	USD
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.51
	us-gaap	Dividends Common Stock DividendsCommonStock	4241000	USD
CY2021Q1	us-gaap	Stockholders Equity StockholdersEquity	198543000	USD
	us-gaap	Net Income Loss NetIncomeLoss	14541000	USD
	us-gaap	Net Income Loss NetIncomeLoss	11701000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2200000	USD
	us-gaap	Depreciation Depreciation	781000	USD
	us-gaap	Depreciation Depreciation	748000	USD
	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	51000	USD
	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	0	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	-207000	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	-253000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	181000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	203000	USD
	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	92000	USD
	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	92000	USD
	tsbk	Otherthan Temporary Impairment Losses Recoveries Investments Portion Recognizedin Earnings Net OtherthanTemporaryImpairmentLossesRecoveriesInvestmentsPortionRecognizedinEarningsNet	-8000	USD
	tsbk	Otherthan Temporary Impairment Losses Recoveries Investments Portion Recognizedin Earnings Net OtherthanTemporaryImpairmentLossesRecoveriesInvestmentsPortionRecognizedinEarningsNet	-106000	USD
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-20000	USD
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	11000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	16000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	88000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	92000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	39000	USD
	us-gaap	Real Estate Owned Valuation Allowance Provision1 RealEstateOwnedValuationAllowanceProvision1	0	USD
	us-gaap	Real Estate Owned Valuation Allowance Provision1 RealEstateOwnedValuationAllowanceProvision1	25000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	3760000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1688000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	0	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	102000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	85313000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	60097000	USD
	us-gaap	Proceeds From Sale And Collection Of Loans Heldforsale ProceedsFromSaleAndCollectionOfLoansHeldforsale	85127000	USD
	us-gaap	Proceeds From Sale And Collection Of Loans Heldforsale ProceedsFromSaleAndCollectionOfLoansHeldforsale	62058000	USD
	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	529000	USD
	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	383000	USD
	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	-202000	USD
	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	23000	USD
	us-gaap	Payment To Acquire Life Insurance Policy Operating Activities PaymentToAcquireLifeInsurancePolicyOperatingActivities	295000	USD
	us-gaap	Payment To Acquire Life Insurance Policy Operating Activities PaymentToAcquireLifeInsurancePolicyOperatingActivities	294000	USD
	us-gaap	Increase Decrease In Loans Deferred Income IncreaseDecreaseInLoansDeferredIncome	-563000	USD
	us-gaap	Increase Decrease In Loans Deferred Income IncreaseDecreaseInLoansDeferredIncome	104000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	1826000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-545000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	10166000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	15196000	USD
	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	-25871000	USD
	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	4126000	USD
	us-gaap	Payments To Acquire Mortgage Backed Securities Mbs Categorized As Held To Maturity PaymentsToAcquireMortgageBackedSecuritiesMBSCategorizedAsHeldToMaturity	15050000	USD
	us-gaap	Payments To Acquire Mortgage Backed Securities Mbs Categorized As Held To Maturity PaymentsToAcquireMortgageBackedSecuritiesMBSCategorizedAsHeldToMaturity	9755000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	16383000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	21521000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	6589000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	4412000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	5093000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	2266000	USD
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	381000	USD
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	485000	USD
	us-gaap	Increase Decrease In Other Loans IncreaseDecreaseInOtherLoans	17164000	USD
	us-gaap	Increase Decrease In Other Loans IncreaseDecreaseInOtherLoans	22838000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	509000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1195000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	307000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	985000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	74000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-10949000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-52861000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	123453000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	57421000	USD
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	0	USD
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	10000000	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	519000	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	374000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	58000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1238000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	4241000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	3759000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	119673000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	62798000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	118890000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	25133000	USD
CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	314452000	USD
CY2019Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	143015000	USD
CY2021Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	433342000	USD
CY2020Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	168148000	USD
	us-gaap	Income Taxes Paid IncomeTaxesPaid	2688000	USD
	us-gaap	Income Taxes Paid IncomeTaxesPaid	1988000	USD
	us-gaap	Interest Paid Net InterestPaidNet	1818000	USD
	us-gaap	Interest Paid Net InterestPaidNet	2416000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	60000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-229000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	2889000	USD
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
	us-gaap	Use Of Estimates UseOfEstimates	The preparation of consolidated financial statements in conformity with GAAP requires management to make estimates and assumptions that affect reported amounts of assets and liabilities, and the disclosure of contingent assets and liabilities, as of the date of the consolidated balance sheets, and the reported amounts of income and expenses during the reporting period. Actual results could differ from those estimates.
	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	Certain prior period amounts have been reclassified to conform to the March 31, 2021 presentation with no change to previously reported net income or total shareholders’ equity.
CY2021Q1	us-gaap	Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment	36465000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	1476000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	103000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	37838000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment	27890000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	1942000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	5000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	29827000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	16384000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	102000	USD
CY2021Q1	tsbk	Heldtomaturity Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions Less Than12 Months HeldtomaturitySecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositionsLessThan12Months	8	security
CY2021Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	36000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1000	USD
CY2021Q1	tsbk	Heldtomaturity Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions12 Monthsor Longer HeldtomaturitySecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositions12MonthsorLonger	6	security
CY2021Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	16420000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	103000	USD
CY2021Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	22873000	USD
CY2021Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	99000	USD
CY2021Q1	tsbk	Availableforsale Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions Less Than12 Months AvailableforsaleSecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositionsLessThan12Months	12	security
CY2021Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	USD
CY2021Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0	USD
CY2021Q1	tsbk	Availableforsale Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions12 Monthsor Longer AvailableforsaleSecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositions12MonthsorLonger	0	security
CY2021Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	22873000	USD
CY2021Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	99000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	5636000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	3000	USD
CY2020Q3	tsbk	Heldtomaturity Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions Less Than12 Months HeldtomaturitySecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositionsLessThan12Months	6	security
CY2020Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	50000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	2000	USD
CY2020Q3	tsbk	Heldtomaturity Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions12 Monthsor Longer HeldtomaturitySecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositions12MonthsorLonger	6	security
CY2020Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	5686000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	5000	USD
CY2020Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	21464000	USD
CY2020Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	68000	USD
CY2020Q3	tsbk	Availableforsale Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions Less Than12 Months AvailableforsaleSecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositionsLessThan12Months	11	security
CY2020Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	USD
CY2020Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0	USD
CY2020Q3	tsbk	Availableforsale Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions12 Monthsor Longer AvailableforsaleSecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositions12MonthsorLonger	0	security
CY2020Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	21464000	USD
CY2020Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	68000	USD
CY2020Q3	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	885000	USD
CY2019Q3	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	1071000	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Reductions Change In Status OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsChangeInStatus	5000	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Reductions Change In Status OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsChangeInStatus	60000	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Reductions Securities Sold OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsSecuritiesSold	8000	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Reductions Securities Sold OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsSecuritiesSold	106000	USD
CY2021Q1	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	872000	USD
CY2020Q1	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	905000	USD
	tsbk	Marketable Securities Realized Loss MarketableSecuritiesRealizedLoss	5000	USD
	tsbk	Held To Maturity Securities Gross Realized Loss Number Of Securities HeldToMaturitySecuritiesGrossRealizedLossNumberOfSecurities	13	security
	tsbk	Marketable Securities Realized Loss MarketableSecuritiesRealizedLoss	60000	USD
	tsbk	Held To Maturity Securities Gross Realized Loss Number Of Securities HeldToMaturitySecuritiesGrossRealizedLossNumberOfSecurities	19	security
CY2021Q1	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	96240000	USD
CY2020Q3	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	81030000.00	USD
CY2021Q1	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	USD
CY2021Q1	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2021Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	1428000	USD
CY2021Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	1421000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	8230000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	8290000	USD
CY2021Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	2829000	USD
CY2021Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	2829000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	13703000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	14180000	USD
CY2021Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	19173000	USD
CY2021Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	19236000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	14532000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	15368000	USD
CY2021Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	45571000	USD
CY2021Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	45698000	USD
CY2021Q1	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	36465000	USD
CY2021Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	37838000	USD
CY2021Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	69001000	USD
CY2021Q1	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	69184000	USD
CY2020Q3	us-gaap	Goodwill Goodwill	15130000	USD
CY2021Q1	us-gaap	Goodwill Goodwill	15130000	USD
CY2021Q1	tsbk	Loans Receivable Including Loans Held For Sale Excluding Loans In Process And Deferred Fees Gross LoansReceivableIncludingLoansHeldForSaleExcludingLoansInProcessAndDeferredFeesGross	1141666000	USD
CY2021Q1	tsbk	Loans Receivable Ratio Of Loan Category To Total Loans LoansReceivableRatioOfLoanCategoryToTotalLoans	1.000
CY2020Q3	tsbk	Loans Receivable Including Loans Held For Sale Excluding Loans In Process And Deferred Fees Gross LoansReceivableIncludingLoansHeldForSaleExcludingLoansInProcessAndDeferredFeesGross	1134283000	USD
CY2020Q3	tsbk	Loans Receivable Ratio Of Loan Category To Total Loans LoansReceivableRatioOfLoanCategoryToTotalLoans	1.000
CY2021Q1	us-gaap	Loans And Leases Receivable Loans In Process LoansAndLeasesReceivableLoansInProcess	90550000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Loans In Process LoansAndLeasesReceivableLoansInProcess	100558000	USD
CY2021Q1	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	6999000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	6436000	USD
CY2021Q1	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	13434000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	13414000	USD
CY2021Q1	tsbk	Loansand Leases Receivable Loansin Process Deferred Incomeand Allowance LoansandLeasesReceivableLoansinProcessDeferredIncomeandAllowance	110983000	USD
CY2020Q3	tsbk	Loansand Leases Receivable Loansin Process Deferred Incomeand Allowance LoansandLeasesReceivableLoansinProcessDeferredIncomeandAllowance	120408000	USD
CY2021Q1	us-gaap	Notes Receivable Net NotesReceivableNet	1030683000	USD
CY2020Q3	us-gaap	Notes Receivable Net NotesReceivableNet	1013875000	USD
CY2021Q1	tsbk	Loans Receivable Loans Held For Sale Excluding Loansin Processand Deferred Fees Gross Mortgage Loans LoansReceivableLoansHeldForSaleExcludingLoansinProcessandDeferredFeesGrossMortgageLoans	8455000	USD
CY2020Q3	tsbk	Loans Receivable Loans Held For Sale Excluding Loansin Processand Deferred Fees Gross Mortgage Loans LoansReceivableLoansHeldForSaleExcludingLoansinProcessandDeferredFeesGrossMortgageLoans	4509000	USD
CY2021Q1	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	583000	USD
CY2020Q3	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	790000	USD
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	13432000	USD
CY2021Q1	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	3000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	5000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	13434000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	13414000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	3000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	23000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	13434000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	9882000	USD
CY2020Q1	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	2000000	USD
CY2020Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1000	USD
CY2020Q1	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	9000	USD
CY2020Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	11890000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	9690000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	2200000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	26000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	26000	USD
CY2020Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	11890000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	73000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	13361000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	13434000	USD
CY2021Q1	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	5169000	USD
CY2021Q1	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1045947000	USD
CY2021Q1	tsbk	Loans Receivable Including Loans Held For Sale And Undisbursed Portion Of Loan Balance Gross LoansReceivableIncludingLoansHeldForSaleAndUndisbursedPortionOfLoanBalanceGross	1051116000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	41000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	13373000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	13414000	USD
CY2020Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	5773000	USD
CY2020Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1027952000	USD
CY2020Q3	tsbk	Loans Receivable Including Loans Held For Sale And Undisbursed Portion Of Loan Balance Gross LoansReceivableIncludingLoansHeldForSaleAndUndisbursedPortionOfLoanBalanceGross	1033725000	USD
CY2021Q1	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	2305000	USD
CY2021Q1	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	3928000	USD
CY2021Q1	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	1047188000	USD
CY2021Q1	tsbk	Loans Receivable Including Loans Held For Sale And Undisbursed Portion Of Loan Balance Gross LoansReceivableIncludingLoansHeldForSaleAndUndisbursedPortionOfLoanBalanceGross	1051116000	USD
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	2905000	USD
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	3748000	USD
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	1029977000	USD
CY2020Q3	tsbk	Loans Receivable Including Loans Held For Sale And Undisbursed Portion Of Loan Balance Gross LoansReceivableIncludingLoansHeldForSaleAndUndisbursedPortionOfLoanBalanceGross	1033725000	USD
CY2021Q1	tsbk	Loans Receivable Including Loans Held For Sale And Undisbursed Portion Of Loan Balance Gross LoansReceivableIncludingLoansHeldForSaleAndUndisbursedPortionOfLoanBalanceGross	1051116000	USD
CY2020Q3	tsbk	Loans Receivable Including Loans Held For Sale And Undisbursed Portion Of Loan Balance Gross LoansReceivableIncludingLoansHeldForSaleAndUndisbursedPortionOfLoanBalanceGross	1033725000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	4875000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	4956000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	5016000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	5024000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	61000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	123000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod	51000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod	101000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	294000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	294000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	73000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	295000	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	440000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod	0	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod	0	USD
CY2021Q1	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	5169000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	5250000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	73000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	5311000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	5464000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	61000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	123000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	51000	USD
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	101000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	5041000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	5129000	USD
CY2020	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	5251000	USD
CY2020	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	177000	USD
CY2020	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod	141000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	732000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	732000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	41000	USD
CY2020	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	681000	USD
CY2020	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	16000	USD
CY2020	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod	8000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	5773000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	5861000	USD
CY2020Q3	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3070000.00	USD
CY2020Q3	tsbk	Loans Receivable Including Loans Held For Sale Excluding Loans In Process And Deferred Fees Gross Commercial Modified For Covid LoansReceivableIncludingLoansHeldForSaleExcludingLoansInProcessAndDeferredFeesGrossCommercialModifiedForCOVID	5870000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	41000	USD
CY2020	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	5932000	USD
CY2020	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	193000	USD
CY2020	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	149000	USD
CY2021Q1	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3060000.00	USD
CY2021Q1	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	USD
CY2021Q1	tsbk	Allowancefor Loan Losses Allocatedto Troubled Debt Restructured Loans AllowanceforLoanLossesAllocatedtoTroubledDebtRestructuredLoans	0	USD
CY2020Q3	tsbk	Allowancefor Loan Losses Allocatedto Troubled Debt Restructured Loans AllowanceforLoanLossesAllocatedtoTroubledDebtRestructuredLoans	3000	USD
CY2021Q1	tsbk	Number Of Commercial Loans Modified NumberOfCommercialLoansModified	8	loan
CY2021Q1	tsbk	Loans Receivable Including Loans Held For Sale Excluding Loans In Process And Deferred Fees Gross Commercial Modified For Covid LoansReceivableIncludingLoansHeldForSaleExcludingLoansInProcessAndDeferredFeesGrossCommercialModifiedForCOVID	12884000	USD
CY2021Q1	tsbk	Loans Receivable Ratio Of Loan Category To Total Loans Modified For Covid LoansReceivableRatioOfLoanCategoryToTotalLoansModifiedForCOVID	1.000
CY2020Q3	tsbk	Number Of Commercial Loans Modified NumberOfCommercialLoansModified	5	loan
CY2020Q3	tsbk	Loans Receivable Ratio Of Loan Category To Total Loans Modified For Covid LoansReceivableRatioOfLoanCategoryToTotalLoansModifiedForCOVID	1.000
CY2021Q1	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3056000	USD
CY2020Q3	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3071000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	2890000	USD
CY2021Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	92000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	185000	USD
CY2021Q1	us-gaap	Short Term Lease Cost ShortTermLeaseCost	0	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	0	USD
CY2021Q1	us-gaap	Lease Cost LeaseCost	92000	USD
	us-gaap	Lease Cost LeaseCost	185000	USD
CY2020Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	83000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	166000	USD
CY2020Q1	us-gaap	Short Term Lease Cost ShortTermLeaseCost	0	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	0	USD
CY2020Q1	us-gaap	Lease Cost LeaseCost	83000	USD
	us-gaap	Lease Cost LeaseCost	166000	USD
CY2021Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	80000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	160000	USD
CY2021Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y9M18D
CY2021Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y9M18D
CY2021Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0223
CY2021Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0223
CY2020Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	80000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	158000	USD
CY2020Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y8M12D
CY2020Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y8M12D
CY2020Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0222
CY2020Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0222
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	167000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	342000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	310000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	313000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	317000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	1322000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	2771000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	272000	USD
CY2021Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	2499000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	7251000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	5049000	USD
	us-gaap	Net Income Loss NetIncomeLoss	14541000	USD
	us-gaap	Net Income Loss NetIncomeLoss	11701000	USD
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8331121	shares
CY2020Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8344201	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8322210	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8342828	shares
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.87
CY2020Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.61
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.75
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.40
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	7251000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	5049000	USD
	us-gaap	Net Income Loss NetIncomeLoss	14541000	USD
	us-gaap	Net Income Loss NetIncomeLoss	11701000	USD
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8331121	shares
CY2020Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8344201	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8322210	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8342828	shares
CY2021Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	113677	shares
CY2020Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	112458	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	106385	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	123066	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	8444798	shares
CY2020Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	8456659	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	8428595	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	8465894	shares
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.86
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.60
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.73
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.38
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	395349	shares
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.45
CY2019Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	378304	shares
CY2019Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.15
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	53564	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	9.70
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	36375	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	10.30
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	1500	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	19.13
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	1000	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	26.50
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	4520	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	27.57
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	8650	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	24.84
CY2021Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	338765	shares
CY2021Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	19.71
CY2020Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	334279	shares
CY2020Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.86
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.33
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0476
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0038
CY2021Q1	us-gaap	Share Price SharePrice	3.26
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	947000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	628000	USD
CY2021Q1	tsbk	Share Based Compensation Arrangement By Share Based Payment Award Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNonvestedNumber	158392	shares
CY2021Q1	tsbk	Share Based Compensation Arrangement By Share Based Payment Award Options Nonvested Aggregate Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNonvestedAggregateGrantDateFairValue	565000	USD
CY2021Q1	tsbk	Sharebased Compensation Arrangementby Sharebased Payment Award Options Nonvested Aggregate Intrinsic Value SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsNonvestedAggregateIntrinsicValue	897000	USD
	tsbk	Share Based Compensation Arrangement By Share Based Payment Award Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriod	200	shares
CY2021Q1	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	1000	USD
CY2020Q1	tsbk	Share Based Compensation Arrangement By Share Based Payment Award Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNonvestedNumber	154670	shares
CY2020Q1	tsbk	Share Based Compensation Arrangement By Share Based Payment Award Options Nonvested Aggregate Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNonvestedAggregateGrantDateFairValue	584000	USD
	tsbk	Share Based Compensation Arrangement By Share Based Payment Award Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriod	0	shares
CY2021Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	2990000	USD
CY2020Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	1410000	USD
CY2021Q1	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions	507000	USD
	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y1M13D
CY2021Q1	us-gaap	Available For Sale Securities AvailableForSaleSecurities	70141000	USD
CY2020Q3	us-gaap	Available For Sale Securities AvailableForSaleSecurities	58884000	USD

Files In Submission

Name	View Source	Status
0000939057-21-000172-index-headers.html	Edgar Link	pending
0000939057-21-000172-index.html	Edgar Link	pending
0000939057-21-000172.txt	Edgar Link	pending
0000939057-21-000172-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
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R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending
tsbk-20210331.htm	Edgar Link	pending
tsbk-20210331.xsd	Edgar Link	pending
tsbk-20210331_cal.xml	Edgar Link	unprocessable
tsbk-20210331_def.xml	Edgar Link	unprocessable
tsbk-20210331_htm.xml	Edgar Link	completed
tsbk-20210331_lab.xml	Edgar Link	unprocessable
tsbk-20210331_pre.xml	Edgar Link	unprocessable
tsbk-3312021x10qxex311.htm	Edgar Link	pending
tsbk-3312021x10qxex312.htm	Edgar Link	pending
tsbk-3312021x10qxex32.htm	Edgar Link	pending

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$TSBK
Timberland Bancorp Inc Stock $tsbk

2021 Q1 Form 10-Q Financial Statement

#000093905721000172 Filed on May 07, 2021

Income Statement

Balance Sheet

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$TSBK Timberland Bancorp Inc Stock $tsbk

2021 Q1 Form 10-Q Financial Statement

#000093905721000172 Filed on May 07, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$TSBK
Timberland Bancorp Inc Stock $tsbk