$TCBK
Trico Bancshares Stock $tcbk

$tcbk Overview Financials Valuation SEC Filings Company Website

2023 Q4 Form 10-Q Financial Statement

#000035617123000061 Filed on November 08, 2023

Income Statement

Concept	2023 Q4	2023 Q3
Revenue		$13.08M
YoY Change		3.1%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$2.784M	$3.200M
YoY Change	-13.67%	-0.9%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense		$24.26M
YoY Change		973.32%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$36.40M	$42.07M
YoY Change	-28.72%	-18.28%
Income Tax	$10.33M	$11.48M
% Of Pretax Income	28.37%	27.29%
Net Earnings	$26.08M	$30.59M
YoY Change	-28.25%	-18.07%
Net Earnings / Revenue		233.96%
Basic Earnings Per Share		$0.92
Diluted Earnings Per Share	$0.78	$0.92
COMMON SHARES
Basic Shares Outstanding	33.27M shares	33.26M shares
Diluted Shares Outstanding		33.32M shares

Balance Sheet

Concept	2023 Q4	2023 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$98.70M	$111.1M
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	$97.48M	$71.76M
YoY Change	-1.72%	-28.16%
Goodwill	$304.4M	$304.4M
YoY Change	0.0%	-1.14%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$9.910B	$9.897B
YoY Change	-0.21%	-0.8%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$8.445M	$7.000M
YoY Change	623.65%	720.63%
Accrued Expenses	$28.26M	$30.00M
YoY Change	-2.56%	4.47%
Deferred Revenue
YoY Change
Short-Term Debt	$632.6M	$538.0M
YoY Change	139.07%	1043.03%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$669.3M	$575.0M
YoY Change	2118.32%	1844.54%
LONG-TERM LIABILITIES
Long-Term Debt	$101.1M	$101.0M
YoY Change	0.06%	-0.02%
Other Long-Term Liabilities	$146.0M	$142.0M
YoY Change	-8.61%	-7.26%
Total Long-Term Liabilities	$247.1M	$243.0M
YoY Change	-5.25%	-4.38%
TOTAL LIABILITIES
Total Short-Term Liabilities	$669.3M	$575.0M
Total Long-Term Liabilities	$247.1M	$243.0M
Total Liabilities	$8.750B	$8.827B
YoY Change	-1.51%	-1.78%
SHAREHOLDERS EQUITY
Retained Earnings	$615.5M	$599.4M
YoY Change	13.38%	16.01%
Common Stock	$697.3M	$696.4M
YoY Change	-0.01%	0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.160B	$1.070B
YoY Change
Total Liabilities & Shareholders Equity	$9.910B	$9.897B
YoY Change	-0.21%	-0.8%

Cashflow Statement

Concept	2023 Q4	2023 Q3
OPERATING ACTIVITIES
Net Income	$26.08M	$30.59M
YoY Change	-28.25%	-18.07%
Depreciation, Depletion And Amortization	$2.784M	$3.200M
YoY Change	-13.67%	-0.9%
Cash From Operating Activities	$36.49M	$46.20M
YoY Change	-33.54%	28.87%
INVESTING ACTIVITIES
Capital Expenditures	$986.0K	$700.0K
YoY Change	100.0%	-177.18%
Acquisitions
YoY Change
Other Investing Activities	$43.25M	-$102.8M
YoY Change	-158.26%	-41.21%
Cash From Investing Activities	$42.17M	-$103.4M
YoY Change	-156.42%	-41.18%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-91.08M	49.50M
YoY Change	-23.75%	-148.32%
NET CHANGE
Cash From Operating Activities	36.49M	46.20M
Cash From Investing Activities	42.17M	-103.4M
Cash From Financing Activities	-91.08M	49.50M
Net Change In Cash	-12.43M	-7.700M
YoY Change	-91.08%	-96.82%
FREE CASH FLOW
Cash From Operating Activities	$36.49M	$46.20M
Capital Expenditures	$986.0K	$700.0K
Free Cash Flow	$35.50M	$45.50M
YoY Change	-34.75%	23.78%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	2174337000	usd
CY2023Q3	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	0	usd
CY2022Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	0	usd
CY2023Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	139058000	usd
CY2022Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	160983000	usd
CY2023Q3	us-gaap	Interest Expense InterestExpense	24257000	usd
CY2022Q3	us-gaap	Interest Expense InterestExpense	2260000	usd
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	33259000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	97000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	33356000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2023Q3	tcbk	Losses From Fair Value Adjustments Assets And Liabilities LossesFromFairValueAdjustmentsAssetsAndLiabilities	-4708000	usd
CY2022Q3	tcbk	Losses From Fair Value Adjustments Assets And Liabilities LossesFromFairValueAdjustmentsAssetsAndLiabilities	1554000	usd
	tcbk	Losses From Fair Value Adjustments Assets And Liabilities LossesFromFairValueAdjustmentsAssetsAndLiabilities	2514000	usd
CY2023Q3	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2023Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	2509623000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	2742987000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	2452438000	usd
	us-gaap	Interest Expense InterestExpense	52385000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-44040000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-76740000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-31511000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-223690000	usd
CY2023Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-13450000	usd
CY2022Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-39402000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	59804000	usd
CY2022Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	856000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-134614000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	1042177000	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	37338000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-76740000	usd
CY2022Q3	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Restricted Stock Units Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition	746000	usd
CY2022Q3	tcbk	Performance Share Units Vesting PerformanceShareUnitsVesting	223000	usd
CY2023Q3	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Restricted Stock Units Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition	728000	usd
CY2023Q3	tcbk	Performance Share Units Vesting PerformanceShareUnitsVesting	355000	usd
CY2023Q3	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	34000	usd
CY2023Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	9979000	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	1070401000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	1000184000	usd
	us-gaap	Net Income Loss NetIncomeLoss	89076000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-223690000	usd
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1112000	usd
	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Restricted Stock Units Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition	2025000	usd
	tcbk	Performance Share Units Vesting PerformanceShareUnitsVesting	686000	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	173585000	usd
	us-gaap	Operating Lease Payments OperatingLeasePayments	4840000	usd
	us-gaap	Operating Lease Payments OperatingLeasePayments	4351000	usd
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-22000	usd
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	1069000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	2274000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	2049000	usd
	us-gaap	Insured Event Gain Loss InsuredEventGainLoss	0	usd
	us-gaap	Insured Event Gain Loss InsuredEventGainLoss	309000	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	6689000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3885000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3130000	usd
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	usd
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	641000	usd
	us-gaap	Cash Acquired In Excess Of Payments To Acquire Business CashAcquiredInExcessOfPaymentsToAcquireBusiness	0	usd
	us-gaap	Cash Acquired In Excess Of Payments To Acquire Business CashAcquiredInExcessOfPaymentsToAcquireBusiness	426883000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-13635000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-648487000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-319370000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	73131000	usd
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	273370000	usd
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-3019000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	9108000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	26844000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	29921000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	25796000	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	156000	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1112000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-84873000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	18584000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	3869000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-521912000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	107230000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	768421000	usd
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	111099000	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	246509000	usd
	tcbk	Unrealized Gain Loss On Securities Available For Sale UnrealizedGainLossOnSecuritiesAvailableForSale	-44738000	usd
	tcbk	Unrealized Gain Loss On Securities Available For Sale UnrealizedGainLossOnSecuritiesAvailableForSale	-317659000	usd
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	0	usd
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	12044000	usd
	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	4311000	usd
	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	4609000	usd
	tcbk	Loans Transferred To Foreclosed Assets LoansTransferredToForeclosedAssets	105000	usd
	tcbk	Loans Transferred To Foreclosed Assets LoansTransferredToForeclosedAssets	1131000	usd
	us-gaap	Interest Paid Net InterestPaidNet	46864000	usd
	us-gaap	Interest Paid Net InterestPaidNet	5515000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	39800000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	36000000	usd
	tcbk	Business Combination Cash Acquired In Excess Of Payments To Acquire Business BusinessCombinationCashAcquiredInExcessOfPaymentsToAcquireBusiness		usd
	tcbk	Business Combination Cash Acquired In Excess Of Payments To Acquire Business BusinessCombinationCashAcquiredInExcessOfPaymentsToAcquireBusiness		usd
	tcbk	Number Of Subsidiary Business Trust NumberOfSubsidiaryBusinessTrust	5	trust
	tcbk	Number Of Subsidiary Business Trust Organized By The Company NumberOfSubsidiaryBusinessTrustOrganizedByTheCompany	2	trust
CY2023Q3	us-gaap	Equity Method Investment Aggregate Cost EquityMethodInvestmentAggregateCost	1800000	usd
	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-top:12pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Use of Estimates in the Preparation of Financial Statements</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires Management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. The Company bases its estimates on historical experience and on various other assumptions that are believed to be reasonable under the circumstances, the results of which form the basis for making judgments about the carrying values of assets and liabilities that are not readily apparent from other sources. Actual results may differ from these estimates under different assumptions or conditions.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Certain information and footnote disclosures normally included in financial statements prepared in accordance with accounting principles generally accepted in the United States of America have been condensed or omitted pursuant to the rules and regulations of the Securities and Exchange Commission. These unaudited condensed consolidated financial statements should be read in conjunction with the audited consolidated financial statements and notes thereto included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2022 (the “2022 Annual Report”). The Company believes that the disclosures made are adequate to make the information not misleading.</span></div>
	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="margin-top:12pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Segment and Significant Group Concentration of Credit Risk</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The Company grants agribusiness, commercial, consumer, and residential loans to customers located throughout California. The Company has a diversified loan portfolio within the business segments located in this diverse geographical diverse area. The Company currently classifies all its operation into one business segment that it denotes as community banking.</span></div>
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
CY2023Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	2509623000	usd
	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="margin-top:12pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:700;line-height:115%">Reclassification</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Some items in the prior year consolidated financial statements were reclassified to conform to the current presentation. Reclassifications had no effect on prior year net income or shareholders’ equity.</span></div>
	tcbk	Nonaccrual Status Loans Contractual Past Due NonaccrualStatusLoansContractualPastDue	P90D
CY2023Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	415000	usd
CY2023Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	335701000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	2174337000	usd
CY2023Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	139058000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	0	usd
CY2023Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	15000000	usd
CY2023Q3	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	0	usd
CY2023Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	124058000	usd
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CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	421000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	290970000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	2452438000	usd
CY2022Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	160983000	usd
CY2022Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	15000	usd
CY2022Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	11060000	usd
CY2022Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	0	usd
CY2022Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	149938000	usd
CY2023Q3	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	0	usd
	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	24200000	usd
	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	200000	usd
CY2022Q3	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	0	usd
	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	0	usd
CY2023Q3	tcbk	Securities Pledged As Collateral SecuritiesPledgedAsCollateral	585000000	usd
CY2022Q4	tcbk	Securities Pledged As Collateral SecuritiesPledgedAsCollateral	595800000	usd
CY2023Q3	us-gaap	Us Government Agencies Securities At Carrying Value USGovernmentAgenciesSecuritiesAtCarryingValue	1400000000	usd
	tcbk	Life Of Mortgage Backed Securities LifeOfMortgageBackedSecurities	P6Y9M7D
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	86722000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	84609000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	usd
CY2023Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	62069000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	58068000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	6302000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	6015000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	398920000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	377030000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	80279000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	71376000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	1961912000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	1654630000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	52477000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	46667000	usd
CY2023Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	2509623000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	2174337000	usd
CY2023Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	139058000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	124058000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	91604000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	3924000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	2017453000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	331777000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	2109057000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	335701000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	1780000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	61000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	122278000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	14939000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	124058000	usd
CY2023Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	15000000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	1185676000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	97101000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	1218843000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	193869000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	2404519000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	290970000	usd
CY2022Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	148107000	usd
CY2022Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	11060000	usd
CY2022Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	usd
CY2022Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0	usd
CY2022Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	148107000	usd
CY2022Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	11060000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	6708666000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	6450447000	usd
CY2023Q3	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	6751438000	usd
CY2022Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	6496210000	usd
CY2023Q3	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	16674000	usd
CY2022Q4	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	15275000	usd
CY2023Q3	us-gaap	Financing Receivable Unamortized Loan Commitment Origination Fee And Premium Discount FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount	-26098000	usd
CY2022Q4	us-gaap	Financing Receivable Unamortized Loan Commitment Origination Fee And Premium Discount FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount	-30488000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	6708666000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	6450447000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	115812000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	105680000	usd
CY2023Q2	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	117329000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	5357000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	720000	usd
CY2023Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	3120000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	115812000	usd
CY2023Q2	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	4865000	usd
CY2023Q3	tcbk	Off Balance Sheet Credit Loss Writeoff OffBalanceSheetCreditLossWriteoff	0	usd
CY2023Q3	tcbk	Off Balance Sheet Credit Loss Recovery OffBalanceSheetCreditLossRecovery	0	usd
CY2023Q3	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	1035000	usd
CY2023Q3	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	5900000	usd
CY2023Q2	tcbk	Credit Loss Allowance For Credit Loss CreditLossAllowanceForCreditLoss	122194000	usd
CY2023Q3	tcbk	Credit Loss Allowance For Credit Loss Writeoff CreditLossAllowanceForCreditLossWriteoff	5357000	usd
CY2023Q3	tcbk	Credit Loss Allowance For Credit Loss Recovery CreditLossAllowanceForCreditLossRecovery	720000	usd
CY2023Q3	tcbk	Credit Loss Expense Reversal CreditLossExpenseReversal	4155000	usd
CY2023Q3	tcbk	Credit Loss Allowance For Credit Loss CreditLossAllowanceForCreditLoss	121712000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	105680000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	7391000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	1108000	usd
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	16415000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	115812000	usd
CY2022Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	4315000	usd
	tcbk	Off Balance Sheet Credit Loss Writeoff OffBalanceSheetCreditLossWriteoff	0	usd
	tcbk	Off Balance Sheet Credit Loss Recovery OffBalanceSheetCreditLossRecovery	0	usd
	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	1585000	usd
CY2023Q3	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	5900000	usd
CY2022Q4	tcbk	Credit Loss Allowance For Credit Loss CreditLossAllowanceForCreditLoss	109995000	usd
	tcbk	Credit Loss Allowance For Credit Loss Writeoff CreditLossAllowanceForCreditLossWriteoff	7391000	usd
	tcbk	Credit Loss Allowance For Credit Loss Recovery CreditLossAllowanceForCreditLossRecovery	1108000	usd
	tcbk	Credit Loss Expense Reversal CreditLossExpenseReversal	18000000	usd
CY2023Q3	tcbk	Credit Loss Allowance For Credit Loss CreditLossAllowanceForCreditLoss	121712000	usd
CY2022Q1	us-gaap	Financing Receivable Purchased With Credit Deterioration Amount At Par Value FinancingReceivablePurchasedWithCreditDeteriorationAmountAtParValue	68513000	usd
CY2022Q1	us-gaap	Financing Receivable Purchased With Credit Deterioration Allowance For Credit Loss At Acquisition Date FinancingReceivablePurchasedWithCreditDeteriorationAllowanceForCreditLossAtAcquisitionDate	2037000	usd
CY2022Q1	us-gaap	Financing Receivable Purchased With Credit Deterioration Discount Premium FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium	2956000	usd
CY2022Q1	us-gaap	Financing Receivable Purchased With Credit Deterioration Amount At Purchase Price FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePrice	63520000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	85376000	usd
CY2022	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1585000	usd
CY2022	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	1907000	usd
CY2022	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	17945000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	105680000	usd
CY2021Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	3790000	usd
CY2022	tcbk	Off Balance Sheet Credit Loss Writeoff OffBalanceSheetCreditLossWriteoff	0	usd
CY2022	tcbk	Off Balance Sheet Credit Loss Recovery OffBalanceSheetCreditLossRecovery	0	usd
CY2022	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	525000	usd
CY2022Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	4315000	usd
CY2021Q4	tcbk	Credit Loss Allowance For Credit Loss CreditLossAllowanceForCreditLoss	89166000	usd
CY2022	tcbk	Credit Loss Allowance For Credit Loss Writeoff CreditLossAllowanceForCreditLossWriteoff	1585000	usd
CY2022	tcbk	Credit Loss Allowance For Credit Loss Recovery CreditLossAllowanceForCreditLossRecovery	1907000	usd
CY2022	tcbk	Credit Loss Expense Reversal CreditLossExpenseReversal	18470000	usd
CY2022Q4	tcbk	Credit Loss Allowance For Credit Loss CreditLossAllowanceForCreditLoss	109995000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	97944000	usd
CY2022Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	267000	usd
CY2022Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	311000	usd
CY2022Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	3500000	usd
CY2022Q3	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	101488000	usd
CY2022Q2	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	4075000	usd
CY2022Q3	tcbk	Off Balance Sheet Credit Loss Writeoff OffBalanceSheetCreditLossWriteoff	0	usd
CY2022Q3	tcbk	Off Balance Sheet Credit Loss Recovery OffBalanceSheetCreditLossRecovery	0	usd
CY2022Q3	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	295000	usd
CY2022Q3	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	4370000	usd
CY2022Q2	tcbk	Credit Loss Allowance For Credit Loss CreditLossAllowanceForCreditLoss	102019000	usd
CY2022Q3	tcbk	Credit Loss Allowance For Credit Loss Writeoff CreditLossAllowanceForCreditLossWriteoff	267000	usd
CY2022Q3	tcbk	Credit Loss Allowance For Credit Loss Recovery CreditLossAllowanceForCreditLossRecovery	311000	usd
CY2022Q3	tcbk	Credit Loss Expense Reversal CreditLossExpenseReversal	3795000	usd
CY2022Q3	tcbk	Credit Loss Allowance For Credit Loss CreditLossAllowanceForCreditLoss	105858000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	85376000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1411000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	1841000	usd
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	13645000	usd
CY2022Q3	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	101488000	usd
CY2021Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	3790000	usd
	tcbk	Off Balance Sheet Credit Loss Writeoff OffBalanceSheetCreditLossWriteoff	0	usd
	tcbk	Off Balance Sheet Credit Loss Recovery OffBalanceSheetCreditLossRecovery	0	usd
	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	580000	usd
CY2022Q3	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	4370000	usd
CY2021Q4	tcbk	Credit Loss Allowance For Credit Loss CreditLossAllowanceForCreditLoss	89166000	usd
	tcbk	Credit Loss Allowance For Credit Loss Writeoff CreditLossAllowanceForCreditLossWriteoff	1411000	usd
	tcbk	Credit Loss Allowance For Credit Loss Recovery CreditLossAllowanceForCreditLossRecovery	1841000	usd
	tcbk	Credit Loss Expense Reversal CreditLossExpenseReversal	14225000	usd
CY2022Q3	tcbk	Credit Loss Allowance For Credit Loss CreditLossAllowanceForCreditLoss	105858000	usd
CY2023Q3	tcbk	Financing Receivable Threshold For Loan Analysis FinancingReceivableThresholdForLoanAnalysis	1000000	usd
CY2023Q3	tcbk	Financing Receivable Threshold For Loan Analysis FinancingReceivableThresholdForLoanAnalysis	1000000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear	452931000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear	1286239000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear	1251389000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear	569665000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear	490690000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear	1587679000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Revolving FinancingReceivableExcludingAccruedInterestRevolving	1057666000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Converted To Term Loan FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoan	12407000	usd
CY2023Q3	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	6708666000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff	129000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff	315000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff	240000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff	2115000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff	0	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff	2228000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Writeoff FinancingReceivableExcludingAccruedInterestRevolvingWriteoff	330000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Converted To Term Loan Writeoff FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoanWriteoff	0	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	5357000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear	1246402000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear	1284725000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear	607121000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear	526167000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear	378767000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear	1383071000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Revolving FinancingReceivableExcludingAccruedInterestRevolving	1010395000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Converted To Term Loan FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoan	13799000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	6450447000	usd
CY2023Q3	tcbk	Financing Receivable Nonccrual No Allowance Including Guaranteed Loans FinancingReceivableNonccrualNoAllowanceIncludingGuaranteedLoans	21758000	usd
CY2023Q3	tcbk	Financing Receivable Nonaccrual Including Guaranteed Loans FinancingReceivableNonaccrualIncludingGuaranteedLoans	29756000	usd
CY2023Q3	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	43000	usd
CY2023Q3	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	20961000	usd
CY2023Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	28820000	usd
CY2023Q3	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	43000	usd
CY2022Q4	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	18125000	usd
CY2022Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	21096000	usd
CY2022Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	usd
CY2023Q3	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	400000	usd
CY2022Q3	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	500000	usd
CY2023Q3	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	100000	usd
	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	1700000	usd
	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	900000	usd
	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	800000	usd
CY2023Q3	tcbk	Principal Forgiveness PrincipalForgiveness	0	usd
CY2023Q3	tcbk	Payment Delay Extension Amount PaymentDelayExtensionAmount	45000	usd
CY2023Q3	us-gaap	Debt Instrument Interest Rate Increase Decrease DebtInstrumentInterestRateIncreaseDecrease	0
CY2023Q3	tcbk	Combination Payment Delay Or Term Reduction CombinationPaymentDelayOrTermReduction	1043000	usd
CY2023Q3	tcbk	Financing Receivable Amortized Costs Basis Percentage Outstanding FinancingReceivableAmortizedCostsBasisPercentageOutstanding	0.0038
	tcbk	Principal Forgiveness PrincipalForgiveness	0	usd
	tcbk	Payment Delay Extension Amount PaymentDelayExtensionAmount	206000	usd
	us-gaap	Debt Instrument Interest Rate Increase Decrease DebtInstrumentInterestRateIncreaseDecrease	0
	tcbk	Combination Payment Delay Or Term Reduction CombinationPaymentDelayOrTermReduction	1043000	usd
	tcbk	Financing Receivable Amortized Costs Basis Percentage Outstanding FinancingReceivableAmortizedCostsBasisPercentageOutstanding	0.0040
CY2023Q3	tcbk	Term Change From Amortizing Income Outstanding TermChangeFromAmortizingIncomeOutstanding	1088000	usd
	tcbk	Term Change From Amortizing Income Outstanding TermChangeFromAmortizingIncomeOutstanding	1088000	usd
	tcbk	Financing Receivable Extension Term Amount FinancingReceivableExtensionTermAmount	206000	usd
	tcbk	Lessee Operating Lease Number Of Renewal Term Options LesseeOperatingLeaseNumberOfRenewalTermOptions	1	renewaloption
CY2023Q3	us-gaap	Operating Lease Cost OperatingLeaseCost	1451000	usd
CY2022Q3	us-gaap	Operating Lease Cost OperatingLeaseCost	1415000	usd
	us-gaap	Operating Lease Cost OperatingLeaseCost	4553000	usd
	us-gaap	Operating Lease Cost OperatingLeaseCost	4203000	usd
CY2023Q3	us-gaap	Short Term Lease Cost ShortTermLeaseCost	43000	usd
CY2022Q3	us-gaap	Short Term Lease Cost ShortTermLeaseCost	76000	usd
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	279000	usd
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	210000	usd
CY2023Q3	us-gaap	Variable Lease Cost VariableLeaseCost	9000	usd
CY2022Q3	us-gaap	Variable Lease Cost VariableLeaseCost	9000	usd
	us-gaap	Variable Lease Cost VariableLeaseCost	29000	usd
	us-gaap	Variable Lease Cost VariableLeaseCost	18000	usd
CY2023Q3	us-gaap	Sublease Income SubleaseIncome	0	usd
CY2022Q3	us-gaap	Sublease Income SubleaseIncome	0	usd
	us-gaap	Sublease Income SubleaseIncome	0	usd
	us-gaap	Sublease Income SubleaseIncome	0	usd
CY2023Q3	us-gaap	Lease Cost LeaseCost	1503000	usd
CY2022Q3	us-gaap	Lease Cost LeaseCost	1500000	usd
	us-gaap	Lease Cost LeaseCost	4861000	usd
	us-gaap	Lease Cost LeaseCost	4431000	usd
CY2023Q3	us-gaap	Operating Lease Payments OperatingLeasePayments	1576000	usd
CY2022Q3	us-gaap	Operating Lease Payments OperatingLeasePayments	1536000	usd
	us-gaap	Operating Lease Payments OperatingLeasePayments	4840000	usd
	us-gaap	Operating Lease Payments OperatingLeasePayments	4351000	usd
CY2023Q3	tcbk	Right Of Use Asset Obtained In Exchange For Operating Lease Liability Net RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilityNet	-544000	usd
CY2022Q3	tcbk	Right Of Use Asset Obtained In Exchange For Operating Lease Liability Net RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilityNet	0	usd
	tcbk	Right Of Use Asset Obtained In Exchange For Operating Lease Liability Net RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilityNet	4311000	usd
	tcbk	Right Of Use Asset Obtained In Exchange For Operating Lease Liability Net RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilityNet	4609000	usd
CY2023Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y1M6D
CY2022Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y3M18D
CY2023Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0331
CY2022Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0291
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	1510000	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	5757000	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	5186000	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	4642000	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	3951000	usd
CY2023Q3	tcbk	Lessee Operating Lease Liability To Be Paid After Year Four LesseeOperatingLeaseLiabilityToBePaidAfterYearFour	12995000	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	34041000	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	4514000	usd
CY2023Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	29527000	usd
	tcbk	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Release In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleaseInPeriod	0	shares
	tcbk	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Increase In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsIncreaseInPeriod	185790	shares
CY2023Q3	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	2857512000	usd
CY2022Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	3502095000	usd
CY2023Q3	us-gaap	Interest Bearing Domestic Deposit Demand InterestBearingDomesticDepositDemand	1746882000	usd
CY2022Q4	us-gaap	Interest Bearing Domestic Deposit Demand InterestBearingDomesticDepositDemand	1718541000	usd
CY2023Q3	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	2816816000	usd
CY2022Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	2884378000	usd
CY2023Q3	tcbk	Time Deposits250000 Or More TimeDeposits250000OrMore	184981000	usd
CY2022Q4	tcbk	Time Deposits250000 Or More TimeDeposits250000OrMore	46350000	usd
CY2023Q3	tcbk	Other Time Certificates Deposits OtherTimeCertificatesDeposits	403452000	usd
CY2022Q4	tcbk	Other Time Certificates Deposits OtherTimeCertificatesDeposits	177649000	usd
CY2023Q3	us-gaap	Deposits Deposits	8009643000	usd
CY2022Q4	us-gaap	Deposits Deposits	8329013000	usd
CY2023Q3	us-gaap	Deposit Liabilities Reclassified As Loans Receivable1 DepositLiabilitiesReclassifiedAsLoansReceivable1	1200000	usd
CY2022Q4	us-gaap	Deposit Liabilities Reclassified As Loans Receivable1 DepositLiabilitiesReclassifiedAsLoansReceivable1	1800000	usd
CY2023Q3	us-gaap	Junior Subordinated Notes JuniorSubordinatedNotes	101080000	usd
CY2022Q4	us-gaap	Junior Subordinated Notes JuniorSubordinatedNotes	101040000	usd
CY2023Q3	us-gaap	Proceeds From Dividends Received ProceedsFromDividendsReceived	11500000	usd
CY2022Q3	us-gaap	Proceeds From Dividends Received ProceedsFromDividendsReceived	16900000	usd
	us-gaap	Proceeds From Dividends Received ProceedsFromDividendsReceived	41400000	usd
	us-gaap	Proceeds From Dividends Received ProceedsFromDividendsReceived	52400000	usd
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	15500	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	21.27
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	8000	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	0
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	7500	shares
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	23.21
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	7500	shares
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	23.21
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	66000	usd
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P1Y
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Remaining Contractual Terms ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms	P2Y1M6D
CY2023Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	13075000	usd
CY2022Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	12682000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	37240000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	37422000	usd
CY2023Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	684000	usd
CY2022Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	659000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	2274000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	2049000	usd
CY2023Q3	tcbk	Asset Management And Commission Income AssetManagementAndCommissionIncome	1141000	usd
CY2022Q3	tcbk	Asset Management And Commission Income AssetManagementAndCommissionIncome	1020000	usd
	tcbk	Asset Management And Commission Income AssetManagementAndCommissionIncome	3233000	usd
	tcbk	Asset Management And Commission Income AssetManagementAndCommissionIncome	2946000	usd
CY2023Q3	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	382000	usd
CY2022Q3	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	357000	usd
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	883000	usd
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	2145000	usd
CY2023Q3	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	160000	usd
CY2022Q3	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	252000	usd
	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	332000	usd
	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	648000	usd
CY2023Q3	tcbk	Sale Of Customer Checks SaleOfCustomerChecks	396000	usd
CY2022Q3	tcbk	Sale Of Customer Checks SaleOfCustomerChecks	326000	usd
	tcbk	Sale Of Customer Checks SaleOfCustomerChecks	1091000	usd
	tcbk	Sale Of Customer Checks SaleOfCustomerChecks	871000	usd
CY2023Q3	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	usd
CY2022Q3	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	usd
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	-164000	usd
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	usd
CY2023Q3	us-gaap	Equity Securities Fv Ni Realized Gain Loss EquitySecuritiesFvNiRealizedGainLoss	-81000	usd
CY2022Q3	us-gaap	Equity Securities Fv Ni Realized Gain Loss EquitySecuritiesFvNiRealizedGainLoss	-115000	usd
	us-gaap	Equity Securities Fv Ni Realized Gain Loss EquitySecuritiesFvNiRealizedGainLoss	-81000	usd
	us-gaap	Equity Securities Fv Ni Realized Gain Loss EquitySecuritiesFvNiRealizedGainLoss	-346000	usd
CY2023Q3	tcbk	Operating Interest Income Other OperatingInterestIncomeOther	227000	usd
CY2022Q3	tcbk	Operating Interest Income Other OperatingInterestIncomeOther	459000	usd
	tcbk	Operating Interest Income Other OperatingInterestIncomeOther	552000	usd
	tcbk	Operating Interest Income Other OperatingInterestIncomeOther	1431000	usd
CY2023Q3	us-gaap	Noninterest Income Other NoninterestIncomeOther	2909000	usd
CY2022Q3	us-gaap	Noninterest Income Other NoninterestIncomeOther	2958000	usd
	us-gaap	Noninterest Income Other NoninterestIncomeOther	8120000	usd
	us-gaap	Noninterest Income Other NoninterestIncomeOther	9744000	usd
CY2023Q3	us-gaap	Noninterest Income NoninterestIncome	15984000	usd
CY2022Q3	us-gaap	Noninterest Income NoninterestIncome	15640000	usd
	us-gaap	Noninterest Income NoninterestIncome	45360000	usd
	us-gaap	Noninterest Income NoninterestIncome	47166000	usd
CY2023Q3	tcbk	Base Salaries Net Of Deferred Loan Origination Costs BaseSalariesNetOfDeferredLoanOriginationCosts	23616000	usd
CY2022Q3	tcbk	Base Salaries Net Of Deferred Loan Origination Costs BaseSalariesNetOfDeferredLoanOriginationCosts	22377000	usd
	tcbk	Base Salaries Net Of Deferred Loan Origination Costs BaseSalariesNetOfDeferredLoanOriginationCosts	70675000	usd
	tcbk	Base Salaries Net Of Deferred Loan Origination Costs BaseSalariesNetOfDeferredLoanOriginationCosts	62762000	usd
CY2023Q3	tcbk	Incentive Compensation Expense IncentiveCompensationExpense	4391000	usd
CY2022Q3	tcbk	Incentive Compensation Expense IncentiveCompensationExpense	4832000	usd
	tcbk	Incentive Compensation Expense IncentiveCompensationExpense	11663000	usd
	tcbk	Incentive Compensation Expense IncentiveCompensationExpense	11697000	usd
CY2023Q3	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	6456000	usd
CY2022Q3	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	6319000	usd
	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	19402000	usd
	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	18782000	usd
CY2023Q3	tcbk	Labor And Related Expense Excluding Merger Related Costs LaborAndRelatedExpenseExcludingMergerRelatedCosts	34463000	usd
CY2022Q3	tcbk	Labor And Related Expense Excluding Merger Related Costs LaborAndRelatedExpenseExcludingMergerRelatedCosts	33528000	usd
	tcbk	Labor And Related Expense Excluding Merger Related Costs LaborAndRelatedExpenseExcludingMergerRelatedCosts	101740000	usd
	tcbk	Labor And Related Expense Excluding Merger Related Costs LaborAndRelatedExpenseExcludingMergerRelatedCosts	93241000	usd
CY2023Q3	us-gaap	Occupancy Net OccupancyNet	3948000	usd
CY2022Q3	us-gaap	Occupancy Net OccupancyNet	3965000	usd
	us-gaap	Occupancy Net OccupancyNet	12099000	usd
	us-gaap	Occupancy Net OccupancyNet	11536000	usd
CY2023Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	5246000	usd
CY2022Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	3449000	usd
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	13916000	usd
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	10558000	usd
CY2023Q3	us-gaap	Equipment Expense EquipmentExpense	1503000	usd
CY2022Q3	us-gaap	Equipment Expense EquipmentExpense	1422000	usd
	us-gaap	Equipment Expense EquipmentExpense	4322000	usd
	us-gaap	Equipment Expense EquipmentExpense	4208000	usd
CY2023Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1590000	usd
CY2022Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1702000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4902000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4632000	usd
CY2023Q3	us-gaap	Advertising Expense AdvertisingExpense	881000	usd
CY2022Q3	us-gaap	Advertising Expense AdvertisingExpense	990000	usd
	us-gaap	Advertising Expense AdvertisingExpense	2656000	usd
	us-gaap	Advertising Expense AdvertisingExpense	2445000	usd
CY2023Q3	tcbk	Network Charges NetworkCharges	1606000	usd
CY2022Q3	tcbk	Network Charges NetworkCharges	1694000	usd
	tcbk	Network Charges NetworkCharges	5217000	usd
	tcbk	Network Charges NetworkCharges	4850000	usd
CY2023Q3	us-gaap	Professional Fees ProfessionalFees	1752000	usd
CY2022Q3	us-gaap	Professional Fees ProfessionalFees	1172000	usd
	us-gaap	Professional Fees ProfessionalFees	5326000	usd
	us-gaap	Professional Fees ProfessionalFees	3281000	usd
CY2023Q3	us-gaap	Communication Communication	567000	usd
CY2022Q3	us-gaap	Communication Communication	575000	usd
	us-gaap	Communication Communication	1971000	usd
	us-gaap	Communication Communication	1660000	usd
CY2023Q3	tcbk	Regulatory Assessments And Insurance RegulatoryAssessmentsAndInsurance	1194000	usd
CY2022Q3	tcbk	Regulatory Assessments And Insurance RegulatoryAssessmentsAndInsurance	828000	usd
	tcbk	Regulatory Assessments And Insurance RegulatoryAssessmentsAndInsurance	3979000	usd
	tcbk	Regulatory Assessments And Insurance RegulatoryAssessmentsAndInsurance	2327000	usd
CY2023Q3	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	usd
CY2022Q3	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	usd
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	usd
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	6253000	usd
CY2023Q3	us-gaap	Postage Expense PostageExpense	306000	usd
CY2022Q3	us-gaap	Postage Expense PostageExpense	287000	usd
	us-gaap	Postage Expense PostageExpense	916000	usd
	us-gaap	Postage Expense PostageExpense	828000	usd
CY2023Q3	tcbk	Operational Losses OperationalLosses	474000	usd
CY2022Q3	tcbk	Operational Losses OperationalLosses	492000	usd
	tcbk	Operational Losses OperationalLosses	1999000	usd
	tcbk	Operational Losses OperationalLosses	765000	usd
CY2023Q3	tcbk	Courier Service CourierService	492000	usd
CY2022Q3	tcbk	Courier Service CourierService	497000	usd
	tcbk	Courier Service CourierService	1314000	usd
	tcbk	Courier Service CourierService	1397000	usd
CY2023Q3	tcbk	Gain Loss On Foreclosed Assets Excluding Transfer Of Loans1 GainLossOnForeclosedAssetsExcludingTransferOfLoans1	152000	usd
CY2022Q3	tcbk	Gain Loss On Foreclosed Assets Excluding Transfer Of Loans1 GainLossOnForeclosedAssetsExcludingTransferOfLoans1	148000	usd
	tcbk	Gain Loss On Foreclosed Assets Excluding Transfer Of Loans1 GainLossOnForeclosedAssetsExcludingTransferOfLoans1	152000	usd
	tcbk	Gain Loss On Foreclosed Assets Excluding Transfer Of Loans1 GainLossOnForeclosedAssetsExcludingTransferOfLoans1	246000	usd
CY2023Q3	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-4000	usd
CY2022Q3	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-4000	usd
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-22000	usd
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	1069000	usd
CY2023Q3	tcbk	Other Operating Expenses OtherOperatingExpenses	4004000	usd
CY2022Q3	tcbk	Other Operating Expenses OtherOperatingExpenses	4008000	usd
	tcbk	Other Operating Expenses OtherOperatingExpenses	12688000	usd
	tcbk	Other Operating Expenses OtherOperatingExpenses	10510000	usd
CY2023Q3	tcbk	Other Noninterest Expense Excluding Merger Related Costs OtherNoninterestExpenseExcludingMergerRelatedCosts	23415000	usd
CY2022Q3	tcbk	Other Noninterest Expense Excluding Merger Related Costs OtherNoninterestExpenseExcludingMergerRelatedCosts	20937000	usd
	tcbk	Other Noninterest Expense Excluding Merger Related Costs OtherNoninterestExpenseExcludingMergerRelatedCosts	71175000	usd
	tcbk	Other Noninterest Expense Excluding Merger Related Costs OtherNoninterestExpenseExcludingMergerRelatedCosts	63935000	usd
CY2023Q3	us-gaap	Noninterest Expense NoninterestExpense	57878000	usd
CY2022Q3	us-gaap	Noninterest Expense NoninterestExpense	54465000	usd
	us-gaap	Noninterest Expense NoninterestExpense	172915000	usd
	us-gaap	Noninterest Expense NoninterestExpense	157176000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	30590000	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	37338000	usd
CY2023Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	33263000	shares
CY2022Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	33348000	shares
CY2023Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	56000	shares
CY2022Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	115000	shares
CY2023Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	33319000	shares
CY2022Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	33463000	shares
CY2023Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2022Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
	us-gaap	Net Income Loss NetIncomeLoss	91315000	usd
	us-gaap	Net Income Loss NetIncomeLoss	89076000	usd
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	32332000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	137000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	32469000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2023Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-44040000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-76740000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-31511000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-223690000	usd
CY2023Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-225416000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-193905000	usd
	tcbk	Number Of Investment Securities Classified As Level3 NumberOfInvestmentSecuritiesClassifiedAsLevel3	0	investmentsecurity
CY2023Q3	us-gaap	Equity Securities Fv Ni Restricted EquitySecuritiesFvNiRestricted	0	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni Restricted EquitySecuritiesFvNiRestricted	0	usd
	tcbk	Losses From Fair Value Adjustments Assets And Liabilities LossesFromFairValueAdjustmentsAssetsAndLiabilities	2071000	usd
	tcbk	Loan Charged Off Carrying Value LoanChargedOffCarryingValue	0	usd
CY2023Q3	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2023Q3	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2023Q3	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false

Files In Submission

Name	View Source	Status
tcbk-20230930_pre.xml	Edgar Link	unprocessable
tcbk-20230930_cal.xml	Edgar Link	unprocessable
0000356171-23-000061-index-headers.html	Edgar Link	pending
0000356171-23-000061-index.html	Edgar Link	pending
0000356171-23-000061.txt	Edgar Link	pending
0000356171-23-000061-xbrl.zip	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
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FilingSummary.xml	Edgar Link	unprocessable
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending
tcbk-20230930.htm	Edgar Link	pending
tcbk-20230930.xsd	Edgar Link	pending
tcbk-20230930xex311.htm	Edgar Link	pending
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tcbk-20230930xex322.htm	Edgar Link	pending
tcbk-20230930_g1.jpg	Edgar Link	pending
tcbk-20230930_def.xml	Edgar Link	unprocessable
tcbk-20230930_lab.xml	Edgar Link	unprocessable
tcbk-20230930_htm.xml	Edgar Link	completed

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$TCBK
Trico Bancshares Stock $tcbk

2023 Q4 Form 10-Q Financial Statement

#000035617123000061 Filed on November 08, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$TCBK Trico Bancshares Stock $tcbk

2023 Q4 Form 10-Q Financial Statement

#000035617123000061 Filed on November 08, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$TCBK
Trico Bancshares Stock $tcbk