XML 96 R82.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Real Estate Owned - Additional Information (Detail) | Dec. 31, 2023 USD ($) property
--- | ---
Schedule Of Foreclosed Assets Activity [Line Items] |
Formal foreclosure proceedings | $ | $ 0
Land |
Schedule Of Foreclosed Assets Activity [Line Items] |
Number of properties | 1
Residential Real Estate |
Schedule Of Foreclosed Assets Activity [Line Items] |
Number of foreclosed properties | 8

X
- Definition Number Of Foreclosed Properties + References No definition available. + Details
Name: | tcbk_NumberOfForeclosedProperties
Namespace Prefix: | tcbk_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Schedule of Foreclosed Assets Activity [Line Items] + References No definition available. + Details
Name: | tcbk_ScheduleOfForeclosedAssetsActivityLineItems
Namespace Prefix: | tcbk_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 35 -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-35 + Details
Name: | us-gaap_MortgageLoansInProcessOfForeclosureAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The number of real estate properties owned as of the balance sheet date. + References No definition available. + Details
Name: | us-gaap_NumberOfRealEstateProperties
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_LandMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=us-gaap_ResidentialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |