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v3.23.3

Condensed Consolidated Statements of Cash Flows (Unaudited) (Parenthetical) $ in Thousands | Jul. 01, 2022 USD ($)
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Statement of Cash Flows [Abstract] |
Noncash or Part Noncash Acquisition, Consideration Paid | $ 46,090

X
- Definition Noncash or part noncash acquisition, consideration paid. + References No definition available. + Details
Name: | civb_NoncashOrPartNoncashAcquisitionConsiderationPaid
Namespace Prefix: | civb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_StatementOfCashFlowsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration