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v3.22.4

Real Estate Owned - Additional Information (Detail) | Dec. 31, 2022 USD ($) property
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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

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

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- Definition Schedule of Foreclosed Assets Activity [Line Items] + References No definition available. + Details
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Namespace Prefix: | tcbk_
Data Type: | xbrli:stringItemType
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- 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 -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 35 -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL49126937-111524 + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | debit
Period Type: | instant

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- Definition The number of real estate properties owned as of the balance sheet date. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |