$CIVB
CIVISTA BANCSHARES, INC. Stock $civb

$civb Overview Financials Valuation SEC Filings Company Website

2019 Q4 Form 10-K Financial Statement

#000156459020011146 Filed on March 16, 2020

Income Statement

Concept	2019 Q4	2018 Q4	2018 Q3
Revenue	$24.52M	$23.71M	$17.89M
YoY Change	3.43%	49.68%	20.56%
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
YoY Change
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense			$2.062M
YoY Change			78.37%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$8.840M	$8.800M	-$3.434M
YoY Change	0.45%	51.46%	-168.98%
Income Tax	$1.000M	$1.230M	-$1.000K
% Of Pretax Income	11.31%	13.98%
Net Earnings	$7.841M	$7.569M	-$3.433M
YoY Change	3.59%	90.13%	-193.8%
Net Earnings / Revenue	31.98%	31.93%	-19.19%
Basic Earnings Per Share	$0.48	$0.48	-$0.31
Diluted Earnings Per Share	$0.47	$0.45	-$0.31
COMMON SHARES
Basic Shares Outstanding	15.48M	15.40M	11.63M
Diluted Shares Outstanding			13.27M

Balance Sheet

Concept	2019 Q4	2018 Q4	2018 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$48.54M	$42.78M
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	$22.87M	$22.02M	$22.50M
YoY Change	3.86%	25.04%	27.2%
Goodwill	$76.85M	$76.85M
YoY Change	0.0%	183.64%
Intangibles	$8.305M	$9.352M
YoY Change	-11.2%	631.2%
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	$2.310B	$2.139B	$2.086B
YoY Change	7.98%	40.18%	39.4%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$26.10M	$14.90M	$25.40M
YoY Change	75.17%	11.19%	120.87%
Deferred Revenue
YoY Change
Short-Term Debt	$120.2M	$210.8M	$18.50M
YoY Change	-42.98%	167.85%	22.52%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$26.10M	$14.90M	$25.40M
YoY Change	75.17%	11.19%	120.87%
LONG-TERM LIABILITIES
Long-Term Debt	$29.40M	$29.40M	$29.40M
YoY Change	0.0%	0.0%	0.0%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$29.40M	$29.40M	$29.40M
YoY Change	0.0%	0.0%	0.0%
TOTAL LIABILITIES
Total Short-Term Liabilities	$26.10M	$14.90M	$25.40M
Total Long-Term Liabilities	$29.40M	$29.40M	$29.40M
Total Liabilities	$1.979B	$1.840B	$1.796B
YoY Change	7.57%	37.17%	36.68%
SHAREHOLDERS EQUITY
Retained Earnings	$67.97M	$41.32M
YoY Change	64.51%	30.54%
Common Stock	$276.4M	$266.9M
YoY Change	3.57%	73.53%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$21.14M	$17.24M
YoY Change	22.68%	0.0%
Treasury Stock Shares
Shareholders Equity	$330.1M	$298.9M	$289.4M
YoY Change
Total Liabilities & Shareholders Equity	$2.310B	$2.139B	$2.086B
YoY Change	7.98%	40.18%	39.4%

Cashflow Statement

Concept	2019 Q4	2018 Q4	2018 Q3
OPERATING ACTIVITIES
Net Income	$7.841M	$7.569M	-$3.433M
YoY Change	3.59%	90.13%	-193.8%
Depreciation, Depletion And Amortization
YoY Change
Cash From Operating Activities	$16.28M	$470.0K	$14.17M
YoY Change	3363.83%	-94.78%	293.61%
INVESTING ACTIVITIES
Capital Expenditures	-$1.470M	-$950.0K	-$230.0K
YoY Change	54.74%	265.38%	4.55%
Acquisitions
YoY Change
Other Investing Activities	-$67.33M	-$74.27M	$62.00M
YoY Change	-9.34%	185.76%	-251.81%
Cash From Investing Activities	-$68.80M	-$75.22M	$61.78M
YoY Change	-8.53%	186.66%	-250.43%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	37.87M	52.77M	-52.34M
YoY Change	-28.24%	116.54%	-266.95%
NET CHANGE
Cash From Operating Activities	16.28M	470.0K	14.17M
Cash From Investing Activities	-68.80M	-75.22M	61.78M
Cash From Financing Activities	37.87M	52.77M	-52.34M
Net Change In Cash	-14.65M	-21.98M	23.61M
YoY Change	-33.35%	-408.27%	-485.78%
FREE CASH FLOW
Cash From Operating Activities	$16.28M	$470.0K	$14.17M
Capital Expenditures	-$1.470M	-$950.0K	-$230.0K
Free Cash Flow	$17.75M	$1.420M	$14.40M
YoY Change	1150.0%	-84.67%	276.96%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
CY2019Q4	us-gaap	Subordinated Debt SubordinatedDebt	29427000
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	13679000
CY2019Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue
CY2018Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	20000000
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	17623706
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	16351463
CY2019Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	936164
CY2019	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	6584000
CY2018Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	747964
CY2018	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	64196000
CY2018	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	3976000
CY2018	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	4770000
CY2017	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	3745000
CY2019	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	5647000
CY2017	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	3153000
CY2019	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	84972000
CY2017	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	58594000
CY2018	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	14667000
CY2017	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	953000
CY2018	us-gaap	Interest Income Other InterestIncomeOther	735000
CY2017	us-gaap	Interest Income Other InterestIncomeOther	498000
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	129185000
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	5756000
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	2260000
CY2018	us-gaap	Interest Paid Net InterestPaidNet	7751000
CY2017	us-gaap	Interest Paid Net InterestPaidNet	3863000
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	5700000
CY2019	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	5000000
CY2019	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	-3525000
CY2018	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	444000
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	4000
CY2018	us-gaap	Interest Expense Deposits InterestExpenseDeposits	3758000
CY2017	us-gaap	Interest Expense Deposits InterestExpenseDeposits	2342000
CY2018Q4	us-gaap	Common Stock Value CommonStockValue	266901000
CY2018Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	41320000
CY2018Q4	us-gaap	Treasury Stock Value TreasuryStockValue	17235000
CY2019	us-gaap	Interest Income Other InterestIncomeOther	851000
CY2019	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	98054000
CY2018	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	73677000
CY2017	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Short Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm	695000
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1452000
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	298898000
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2138954000
CY2019	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	247000
CY2018	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	1047000
CY2019	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	247000
CY2018	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	126000
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	6874000
CY2019	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	34-1558688
CY2019	dei	Entity File Number EntityFileNumber	001-36192
CY2019	dei	Entity Address Address Line1 EntityAddressAddressLine1	100 East Water Street
CY2019	dei	Entity Address City Or Town EntityAddressCityOrTown	Sandusky
CY2019	dei	Entity Address State Or Province EntityAddressStateOrProvince	OH
CY2019	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	44870
CY2019	dei	City Area Code CityAreaCode	419
CY2019	dei	Local Phone Number LocalPhoneNumber	625-4121
CY2019	dei	Document Annual Report DocumentAnnualReport	true
CY2019	dei	Document Transition Report DocumentTransitionReport	false
CY2019	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2019	dei	Security12b Title Security12bTitle	Common shares, no par value
CY2019	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2020Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	16541000
CY2019Q2	dei	Entity Public Float EntityPublicFloat	336720623
CY2018Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	42779000
CY2018Q4	us-gaap	Other Assets OtherAssets	20153000
CY2018Q4	us-gaap	Assets Assets	2138954000
CY2018Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	468083000
CY2018Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1111810000
CY2018Q4	us-gaap	Deposits Deposits	1579893000
CY2019Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	226500000
CY2018Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	193600000
CY2018Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	22199000
CY2019Q4	civb	Accrued Expenses And Other Liabilities AccruedExpensesAndOtherLiabilities	26066000
CY2019Q4	us-gaap	Liabilities Liabilities	1979431000
CY2018Q4	us-gaap	Preferred Stock Value PreferredStockValue	9364000
CY2019Q4	us-gaap	Common Stock Value CommonStockValue	276422000
CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	67974000
CY2019Q4	us-gaap	Treasury Stock Value TreasuryStockValue	21144000
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	330126000
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2309557000
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	14767000
CY2019Q4	us-gaap	Preferred Stock No Par Value PreferredStockNoParValue
CY2018Q4	us-gaap	Preferred Stock No Par Value PreferredStockNoParValue
CY2018Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	200000
CY2018Q4	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	1000
CY2018Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	10120
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	20000000
CY2017	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	51198000
CY2019	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	2707000
CY2018	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1621000
CY2019	civb	Automated Teller Machine And Interchange Fees AutomatedTellerMachineAndInterchangeFees	4056000
CY2018	civb	Automated Teller Machine And Interchange Fees AutomatedTellerMachineAndInterchangeFees	2794000
CY2017	civb	Automated Teller Machine And Interchange Fees AutomatedTellerMachineAndInterchangeFees	2304000
CY2019	civb	Wealth Management Fees WealthManagementFees	3670000
CY2018	civb	Wealth Management Fees WealthManagementFees	3669000
CY2017	civb	Wealth Management Fees WealthManagementFees	3068000
CY2018	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	718000
CY2017	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	573000
CY2017	civb	Tax Refund Processing Fees TaxRefundProcessingFees	2750000
CY2019	us-gaap	Noninterest Income NoninterestIncome	22443000
CY2018	us-gaap	Labor And Related Expense LaborAndRelatedExpense	37299000
CY2019	us-gaap	Occupancy Net OccupancyNet	3835000
CY2018	us-gaap	Occupancy Net OccupancyNet	3363000
CY2017	us-gaap	Occupancy Net OccupancyNet	2689000
CY2019	us-gaap	Equipment Expense EquipmentExpense	2246000
CY2018	us-gaap	Equipment Expense EquipmentExpense	1654000
CY2017	us-gaap	Equipment Expense EquipmentExpense	1564000
CY2018	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	7140000
CY2017	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	502000
CY2019	us-gaap	Interest Expense Deposits InterestExpenseDeposits	8057000
CY2019	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Short Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm	3452000
CY2018	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Short Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm	2471000
CY2019	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	1423000
CY2018	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	1320000
CY2017	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	1035000
CY2019	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	22000
CY2018	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	21000
CY2017	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	20000
CY2019	us-gaap	Interest Expense InterestExpense	12954000
CY2018	us-gaap	Interest Expense InterestExpense	7570000
CY2017	us-gaap	Interest Expense InterestExpense	4092000
CY2019	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	85100000
CY2018	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	66107000
CY2017	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	54502000
CY2019	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1035000
CY2018	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	780000
CY2019	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	84065000
CY2018	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	65327000
CY2017	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	54502000
CY2019	civb	Service Charges ServiceCharges	6395000
CY2018	civb	Service Charges ServiceCharges	5208000
CY2017	civb	Service Charges ServiceCharges	4777000
CY2019	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	32000
CY2018	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-413000
CY2017	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	12000
CY2019	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	121000
CY2018	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	26000
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CY2019	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1007000
CY2019	civb	Tax Refund Processing Fees TaxRefundProcessingFees	2750000
CY2018	civb	Tax Refund Processing Fees TaxRefundProcessingFees	2750000
CY2019	civb	Computer Center Data Processing Fees ComputerCenterDataProcessingFees	273000
CY2018	civb	Computer Center Data Processing Fees ComputerCenterDataProcessingFees	260000
CY2017	civb	Computer Center Data Processing Fees ComputerCenterDataProcessingFees	246000
CY2018	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	18000
CY2017	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-28000
CY2019	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1432000
CY2018	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1480000
CY2017	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	887000
CY2018	us-gaap	Noninterest Income NoninterestIncome	18131000
CY2017	us-gaap	Noninterest Income NoninterestIncome	16334000
CY2019	us-gaap	Labor And Related Expense LaborAndRelatedExpense	39156000
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CY2017	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1838000
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	7194000
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	116739000
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CY2019	us-gaap	Interest Paid Net InterestPaidNet	12907000
CY2018	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	959000
CY2017	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1244000
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	33231000
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	13180000
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	14628000
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.12
CY2019	civb	Software Maintenance Expense SoftwareMaintenanceExpense	1523000
CY2018	civb	Software Maintenance Expense SoftwareMaintenanceExpense	1136000
CY2017	civb	Software Maintenance Expense SoftwareMaintenanceExpense	774000
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5683000
CY2019	us-gaap	Net Income Loss NetIncomeLoss	33878000
CY2018	us-gaap	Net Income Loss NetIncomeLoss	14139000
CY2019	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	647000
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.10
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CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.01
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CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.28
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CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-709000
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	987000
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	2800000
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-149000
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	375000
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	2797000
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-646000
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-1129000
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	587000
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-136000
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-329000
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	8326000
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-50000
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1412000
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	42204000
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	14089000
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	17284000
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	137616000
CY2017	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	32821000
CY2017	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	4000
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	184461000
CY2018	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	104669000
CY2018	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	428000
CY2018	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	3790000
CY2018	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	959000
CY2019	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments StockIssuedDuringPeriodValueConversionOfConvertibleSecuritiesNetOfAdjustments	-404000
CY2019	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	6547000
CY2019	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	647000
CY2019	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	531000
CY2019	us-gaap	Profit Loss ProfitLoss	33878000
CY2018	us-gaap	Profit Loss ProfitLoss	14139000
CY2017	us-gaap	Profit Loss ProfitLoss	15872000
CY2019	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1185000
CY2018	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1171000
CY2017	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1263000
CY2019	us-gaap	Depreciation Depreciation	2240000
CY2018	us-gaap	Depreciation Depreciation	1515000
CY2017	us-gaap	Depreciation Depreciation	1249000
CY2019	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	-99000
CY2018	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	-166000
CY2017	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	-317000
CY2018	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	2007000
CY2017	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	1118000
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	39526000
CY2019	civb	Originations Of Loans Held For Sale OriginationsOfLoansHeldForSale	126690000
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	19957000
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	20819000
CY2018	civb	Originations Of Loans Held For Sale OriginationsOfLoansHeldForSale	78252000
CY2017	civb	Originations Of Loans Held For Sale OriginationsOfLoansHeldForSale	76493000
CY2019	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	128503000
CY2018	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	81085000
CY2017	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	78309000
CY2019	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	2707000
CY2018	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	1621000
CY2017	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	1745000
CY2019	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	-33000
CY2018	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	147000
CY2017	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	67000
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	531000
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	428000
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	426000
CY2019	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	47000
CY2018	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-197000
CY2017	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	229000
CY2019	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	370000
CY2018	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	1285000
CY2017	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	634000
CY2019	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-663000
CY2018	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-151000
CY2017	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-946000
CY2019	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	1294000
CY2019	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	54055000
CY2018	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	42114000
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	34379000
CY2019	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	71646000
CY2018	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	131924000
CY2017	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	70794000
CY2018	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	3247000
CY2017	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	192000
CY2019	civb	Proceeds From Redemption Of Other Securities ProceedsFromRedemptionOfOtherSecurities	741000
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	-143797000
CY2019	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	955000
CY2019	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	147075000
CY2018Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	996000
CY2019	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	17570000
CY2018	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	99277000
CY2017	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	109737000
CY2018	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	34000
CY2017	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	87000
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3201000
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1472000
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1015000
CY2019	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	2000
CY2018	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1190000
CY2017	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	139000
CY2018	civb	Securities Purchased Not Settled SecuritiesPurchasedNotSettled	500000
CY2017	civb	Securities Purchased Not Settled SecuritiesPurchasedNotSettled	1291000
CY2019	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	8960000
CY2018	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	7994000
CY2017	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	1592000
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-150509000
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-34118000
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-146180000
CY2019	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	98871000
CY2018	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-100974000
CY2017	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	83820000
CY2019	civb	Net Change In Short Term Federal Home Loan Borrowings Advances NetChangeInShortTermFederalHomeLoanBorrowingsAdvances	87100000
CY2018	civb	Net Change In Short Term Federal Home Loan Borrowings Advances NetChangeInShortTermFederalHomeLoanBorrowingsAdvances	-131700000
CY2017	civb	Net Change In Short Term Federal Home Loan Borrowings Advances NetChangeInShortTermFederalHomeLoanBorrowingsAdvances	-25900000
CY2018	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	10000000
CY2017	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	2500000
CY2019	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	125000000
CY2017	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	32821000
CY2017	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	-7170000
CY2019	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	402000
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	3909000
CY2019	civb	Payments On Fractional Shares On Conversion Of Preferred Shares PaymentsOnFractionalSharesOnConversionOfPreferredShares	2000
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	4749000
CY2017	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	3682000
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	16421000
CY2017	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	3824000
CY2016Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	36695000
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	1600000
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	5950000
CY2017	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	94000
CY2019	civb	Transfer Of Premises To Held For Sale TransferOfPremisesToHeldForSale	76000
CY2017	civb	Transfer Of Premises To Held For Sale TransferOfPremisesToHeldForSale	3000
CY2018	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	85000
CY2019	civb	Securities Purchased Not Settled SecuritiesPurchasedNotSettled	1200000
CY2018	civb	Noncash Or Part Noncash Acquisition Consideration Transferred NoncashOrPartNoncashAcquisitionConsiderationTransferred	117344000
CY2018	civb	Noncash Or Part Noncash Acquisition Securities Available For Sale Acquired NoncashOrPartNoncashAcquisitionSecuritiesAvailableForSaleAcquired	43214000
CY2018	civb	Noncash Or Part Noncash Acquisition Equity Securities Acquired NoncashOrPartNoncashAcquisitionEquitySecuritiesAcquired	212000
CY2018	civb	Noncash Or Part Noncash Acquisition Loans Held For Sale Acquired NoncashOrPartNoncashAcquisitionLoansHeldForSaleAcquired	492000
CY2018	civb	Noncash Or Part Noncash Acquisition Loans Receivable NoncashOrPartNoncashAcquisitionLoansReceivable	298319000
CY2018	civb	Non Cash Or Part Noncash Acquisition Federal Home Loan Bank Stock Acquired NonCashOrPartNoncashAcquisitionFederalHomeLoanBankStockAcquired	3527000
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Accounts Receivable Acquired1 NoncashOrPartNoncashAcquisitionAccountsReceivableAcquired1	950000
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	5291000
CY2018	civb	Noncash Or Part Noncash Acquisition Goodwill Acquired NoncashOrPartNoncashAcquisitionGoodwillAcquired	49756000
CY2018	civb	Core Deposit Intangibles Additions CoreDepositIntangiblesAdditions	7518000
CY2018	civb	Noncash Or Part Noncash Acquisition Bank Owned Life Insurance Acquired NoncashOrPartNoncashAcquisitionBankOwnedLifeInsuranceAcquired	17193000
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Other Assets Acquired1 NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1	10361000
CY2018	civb	Noncash Or Part Noncash Acquisition Deposits Assumed NoncashOrPartNoncashAcquisitionDepositsAssumed	475944000
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Other Liabilities Assumed1 NoncashOrPartNoncashAcquisitionOtherLiabilitiesAssumed1	17000
CY2019	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	382000
CY2019	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	3085000
CY2018	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	3520000
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Net Nonmonetary Assets Acquired Liabilities Assumed1 NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1	-39128000
CY2018	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	156472000
CY2019	us-gaap	Use Of Estimates UseOfEstimates	<p style="text-align:justify;margin-bottom:0pt;margin-top:12pt;text-indent:0%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="text-decoration:underline;">Use of Estimates</font>: To prepare financial statements in conformity with accounting principles generally accepted in the United States of America, management makes estimates and assumptions based on available information. These estimates and assumptions affect the amounts reported in the financial statements and the disclosures provided, and future results could differ. The allowance for loan losses, determination of goodwill impairment, fair values of financial instruments, valuation of deferred tax assets, pension obligations and other-than-temporary-impairment of securities are considered material estimates that are particularly susceptible to significant change in the near term.</p>
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	21755000
CY2019	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<p style="text-align:justify;margin-bottom:0pt;margin-top:12pt;text-indent:0%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="text-decoration:underline;">Reclassifications:</font> Some items in the prior year financial statements were reclassified to conform to the current presentation. Such reclassifications had no effect on net income or shareholders’ equity.</p>
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	11140000
CY2019Q4	civb	Minimum Amount Of Impaired Loans Tested For Impairment MinimumAmountOfImpairedLoansTestedForImpairment	750000
CY2019	civb	Period Of Delinquency After Which Loans Are Considered Nonaccrual PeriodOfDelinquencyAfterWhichLoansAreConsideredNonaccrual	P90D
CY2019Q4	civb	Federal Home Loan Bank Capital Stock Par Value FederalHomeLoanBankCapitalStockParValue	100
CY2019Q4	us-gaap	Cash Reserve Deposit Required And Made CashReserveDepositRequiredAndMade	7127000
CY2019	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1
CY2019Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	2210000
CY2019Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	2210000
CY2019	us-gaap	Cumulative Effect On Retained Earnings Net Of Tax1 CumulativeEffectOnRetainedEarningsNetOfTax1	0
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	342192000
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	16476000
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	169000
CY2018Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	343323000
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	4906000
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	1935000
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	11124000
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	14756000
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	26117000
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	161050000
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	129145000
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	11166000
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	15062000
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	27173000
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	172234000
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	132864000
CY2019Q4	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	139004000
CY2018Q4	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	114145000
CY2019	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	47000
CY2018	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	6000
CY2017	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0
CY2019	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	43000
CY2018	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	393000
CY2017	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0
CY2019	civb	Gain Loss From Securities Called Or Settled By Issuer GainLossFromSecuritiesCalledOrSettledByIssuer	28000
CY2018	civb	Gain Loss From Securities Called Or Settled By Issuer GainLossFromSecuritiesCalledOrSettledByIssuer	-26000
CY2017	civb	Gain Loss From Securities Called Or Settled By Issuer GainLossFromSecuritiesCalledOrSettledByIssuer	12000
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	12600000
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	112000
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	57000
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	23740000
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	169000
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	14638000
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	161000
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	82692000
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1774000
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	97330000
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1935000
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	35
CY2019	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	121000
CY2017	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0
CY2018Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	1864000
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	1702594000
CY2018	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	26000
CY2019Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1708970000
CY2018Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1561941000
CY2019Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	488000
CY2018Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	389000
CY2018Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	8722000
CY2017Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	14002000
CY2019	us-gaap	Loans And Leases Receivable Related Parties Additions LoansAndLeasesReceivableRelatedPartiesAdditions	3057000
CY2018	us-gaap	Loans And Leases Receivable Related Parties Additions LoansAndLeasesReceivableRelatedPartiesAdditions	3308000
CY2019	us-gaap	Loans And Leases Receivable Related Parties Proceeds LoansAndLeasesReceivableRelatedPartiesProceeds	2574000
CY2018	us-gaap	Loans And Leases Receivable Related Parties Proceeds LoansAndLeasesReceivableRelatedPartiesProceeds	2324000
CY2019	us-gaap	Loans And Leases Receivable Related Parties Period Increase Decrease LoansAndLeasesReceivableRelatedPartiesPeriodIncreaseDecrease	704000
CY2018	us-gaap	Loans And Leases Receivable Related Parties Period Increase Decrease LoansAndLeasesReceivableRelatedPartiesPeriodIncreaseDecrease	-6264000
CY2019Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	9909000
CY2019	civb	Period For Calculating Loss Migration Rates For Portfolio Segments PeriodForCalculatingLossMigrationRatesForPortfolioSegments	P3Y
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	13679000
CY2019	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	829000
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	14767000
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	13134000
CY2018	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	903000
CY2018	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	668000
CY2016Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	13305000
CY2017	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	942000
CY2017	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	771000
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	91000
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	14676000
CY2019Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	3597000
CY2019Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1704906000
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	141000
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	13530000
CY2018Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	2857000
CY2018Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1558160000
CY2018Q4	us-gaap	Notes Receivable Net NotesReceivableNet	1154740000
CY2019	civb	Period Past Due For Loans To Be Considered As Nonperforming PeriodPastDueForLoansToBeConsideredAsNonperforming	P90D
CY2019	civb	Borrowers Sustained Repayment Performance Period BorrowersSustainedRepaymentPerformancePeriod	P6M
CY2019Q4	civb	Performing Loans PerformingLoans	407051000
CY2019Q4	civb	Performing And Nonperforming Loans PerformingAndNonperformingLoans	407051000
CY2018Q4	civb	Performing Loans PerformingLoans	407201000
CY2018Q4	civb	Performing And Nonperforming Loans PerformingAndNonperformingLoans	407201000
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	5909000
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	11805000
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	1549212000
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	5599000
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	5869000
CY2019	civb	Loans Classified As Non Accrual Description LoansClassifiedAsNonAccrualDescription	A loan may be returned to accruing status only if one of three conditions are met: the loan is well-secured and none of the principal and interest has been past due for a minimum of 90 days; the loan is a TDR and the borrower has made a minimum of six months payments; or the principal and interest payments are reasonably assured and a sustained period of performance has occurred, generally six months.
CY2019	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	571000
CY2018	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	587000
CY2017	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	712000
CY2018Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	2935000
CY2019Q4	civb	Interest Income On Nonaccrual Loan InterestIncomeOnNonaccrualLoan	379000
CY2018Q4	civb	Interest Income On Nonaccrual Loan InterestIncomeOnNonaccrualLoan	360000
CY2017Q4	civb	Interest Income On Nonaccrual Loan InterestIncomeOnNonaccrualLoan	139000
CY2019	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	1
CY2018	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	2
CY2018	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	133000
CY2018	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	133000
CY2017	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	1
CY2017	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	13000
CY2017	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	13000
CY2019	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0
CY2018	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0
CY2019	civb	Range Of Amount Of Impaired Loans Tested For Impairment RangeOfAmountOfImpairedLoansTestedForImpairment	greater than $350
CY2019Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	3146000
CY2019Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	3218000
CY2018Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	1939000
CY2019Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	451000
CY2019Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	455000
CY2019Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	91000
CY2018Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	993000
CY2018Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	141000
CY2019Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	3597000
CY2019Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	3673000
CY2018Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	2857000
CY2018Q4	civb	Impaired Financing Receivable With And No Related Allowance ImpairedFinancingReceivableWithAndNoRelatedAllowance	141000
CY2019	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	172000
CY2018	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	167000
CY2017	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	5243000
CY2017	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	216000
CY2019Q4	us-gaap	Foreclosed Assets ForeclosedAssets	0
CY2018Q4	us-gaap	Foreclosed Assets ForeclosedAssets	0
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	336000
CY2017Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	15000
CY2019	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Additions CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAdditions	0
CY2018	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Additions CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAdditions	334000
CY2019	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	164000
CY2018	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	13000
CY2019	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications To From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference	83000
CY2019Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance	1149000
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance	1805000
CY2019Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	467000
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	924000
CY2019	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Provision For Loan Losses1 CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesProvisionForLoanLosses1	0
CY2018	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Provision For Loan Losses1 CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesProvisionForLoanLosses1	8000
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	56686000
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	33815000
CY2018Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	1664000
CY2017Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	743000
CY2019	us-gaap	Servicing Asset At Amortized Value Valuation Allowance ServicingAssetAtAmortizedValueValuationAllowance	102000
CY2019Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	1562000
CY2019Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	102000
CY2019	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	247000
CY2018	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	126000
CY2017	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	72000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	1003000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	980000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	956000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	927000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	890000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	3549000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	8305000
CY2019Q4	us-gaap	Demand Deposit Accounts DemandDepositAccounts	301674000
CY2018Q4	us-gaap	Demand Deposit Accounts DemandDepositAccounts	261996000
CY2019Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	588697000
CY2018Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	582128000
CY2019Q4	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	58290000
CY2018Q4	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	42815000
CY2019Q4	civb	Other Time Deposits OtherTimeDeposits	168928000
CY2018Q4	civb	Other Time Deposits OtherTimeDeposits	173445000
CY2019Q4	civb	Time Deposit Individual Retirement Accounts TimeDepositIndividualRetirementAccounts	48622000
CY2018Q4	civb	Time Deposit Individual Retirement Accounts TimeDepositIndividualRetirementAccounts	51426000
CY2019Q4	us-gaap	Time Deposit Maturities Year One TimeDepositMaturitiesYearOne	171220000
CY2019Q4	us-gaap	Time Deposit Maturities Year Two TimeDepositMaturitiesYearTwo	73991000
CY2019Q4	us-gaap	Time Deposit Maturities Year Three TimeDepositMaturitiesYearThree	23344000
CY2019Q4	us-gaap	Time Deposit Maturities Year Four TimeDepositMaturitiesYearFour	4986000
CY2019Q4	us-gaap	Time Deposit Maturities Year Five TimeDepositMaturitiesYearFive	1261000
CY2019Q4	us-gaap	Time Deposits TimeDeposits	275840000
CY2019Q4	us-gaap	Time Deposit Maturities After Year Five TimeDepositMaturitiesAfterYearFive	1038000
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	7781000
CY2019Q4	us-gaap	Interest Bearing Domestic Deposit Time Deposits InterestBearingDomesticDepositTimeDeposits	61552000
CY2019Q4	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	125000000
CY2018Q4	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	5000000
CY2019	civb	Federal Home Loan Bank Advance Branch Of Fhlb Bank Due Date Earliest FederalHomeLoanBankAdvanceBranchOfFHLBBankDueDateEarliest	2029-05
CY2019	civb	Federal Home Loan Bank Advance Branch Of Fhlb Bank Due Date Last FederalHomeLoanBankAdvanceBranchOfFHLBBankDueDateLast	2029-10
CY2019Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate	125000000
CY2019Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	20000000
CY2018Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	20000000
CY2019Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Collateral Pledged1 FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresCollateralPledged1	369750000
CY2018Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Collateral Pledged1 FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresCollateralPledged1	320400000
CY2019Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Maximum Amount Available FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable	564516000
CY2019Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Amount Of Available Unused Funds FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds	318016000
CY2019Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	18674000
CY2018Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	22199000
CY2019Q4	us-gaap	Securities Sold Under Agreements To Repurchase Not Subject To Master Netting Arrangement SecuritiesSoldUnderAgreementsToRepurchaseNotSubjectToMasterNettingArrangement	0
CY2018Q4	us-gaap	Securities Sold Under Agreements To Repurchase Not Subject To Master Netting Arrangement SecuritiesSoldUnderAgreementsToRepurchaseNotSubjectToMasterNettingArrangement	0
CY2019Q4	us-gaap	Carrying Value Of Securities Sold Under Repurchase Agreements And Deposits Received For Securities Loaned CarryingValueOfSecuritiesSoldUnderRepurchaseAgreementsAndDepositsReceivedForSecuritiesLoaned	18321000
CY2018Q4	us-gaap	Carrying Value Of Securities Sold Under Repurchase Agreements And Deposits Received For Securities Loaned CarryingValueOfSecuritiesSoldUnderRepurchaseAgreementsAndDepositsReceivedForSecuritiesLoaned	18456000
CY2017Q4	us-gaap	Carrying Value Of Securities Sold Under Repurchase Agreements And Deposits Received For Securities Loaned CarryingValueOfSecuritiesSoldUnderRepurchaseAgreementsAndDepositsReceivedForSecuritiesLoaned	18234000
CY2019Q4	civb	Securities Sold Under Agreements To Repurchase Interest Rate SecuritiesSoldUnderAgreementsToRepurchaseInterestRate	0.0010
CY2018Q4	civb	Securities Sold Under Agreements To Repurchase Interest Rate SecuritiesSoldUnderAgreementsToRepurchaseInterestRate	0.0010
CY2017Q4	civb	Securities Sold Under Agreements To Repurchase Interest Rate SecuritiesSoldUnderAgreementsToRepurchaseInterestRate	0.0010
CY2019Q4	civb	Securities Sold Under Agreements To Repurchase Maximum Balance At Any Month End SecuritiesSoldUnderAgreementsToRepurchaseMaximumBalanceAtAnyMonthEnd	21970000
CY2018Q4	civb	Securities Sold Under Agreements To Repurchase Maximum Balance At Any Month End SecuritiesSoldUnderAgreementsToRepurchaseMaximumBalanceAtAnyMonthEnd	22199000
CY2017Q4	civb	Securities Sold Under Agreements To Repurchase Maximum Balance At Any Month End SecuritiesSoldUnderAgreementsToRepurchaseMaximumBalanceAtAnyMonthEnd	23889000
CY2019Q4	civb	Securities Sold Under Agreements To Repurchase Weighted Average Interest Rate SecuritiesSoldUnderAgreementsToRepurchaseWeightedAverageInterestRate	0.0010
CY2018Q4	civb	Securities Sold Under Agreements To Repurchase Weighted Average Interest Rate SecuritiesSoldUnderAgreementsToRepurchaseWeightedAverageInterestRate	0.0010
CY2017Q4	civb	Securities Sold Under Agreements To Repurchase Weighted Average Interest Rate SecuritiesSoldUnderAgreementsToRepurchaseWeightedAverageInterestRate	0.0010
CY2007Q1	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	5000000
CY2019	us-gaap	Debt Instrument Interest Rate Increase Decrease DebtInstrumentInterestRateIncreaseDecrease	-0.0200
CY2019	us-gaap	Debt Instrument Term DebtInstrumentTerm	P30Y
CY2019	us-gaap	Debt Instrument Redemption Price Percentage DebtInstrumentRedemptionPricePercentage	1.00
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	4713000
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	2444000
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	5414000
CY2019	civb	State Income Tax Expense Benefit StateIncomeTaxExpenseBenefit	307000
CY2018	civb	State Income Tax Expense Benefit StateIncomeTaxExpenseBenefit	45000
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	663000
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	151000
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	435000
CY2017	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	511000
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	8308000
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	3524000
CY2019	civb	Income Tax Reconciliation Nontaxable Interest Income Net Of Nondeductible Interest Expense IncomeTaxReconciliationNontaxableInterestIncomeNetOfNondeductibleInterestExpense	1194000
CY2018	civb	Income Tax Reconciliation Nontaxable Interest Income Net Of Nondeductible Interest Expense IncomeTaxReconciliationNontaxableInterestIncomeNetOfNondeductibleInterestExpense	834000
CY2017	civb	Income Tax Reconciliation Nontaxable Interest Income Net Of Nondeductible Interest Expense IncomeTaxReconciliationNontaxableInterestIncomeNetOfNondeductibleInterestExpense	1107000
CY2019	civb	Income Tax Reconciliation Low Income Housing Tax Credit IncomeTaxReconciliationLowIncomeHousingTaxCredit	903000
CY2018	civb	Income Tax Reconciliation Low Income Housing Tax Credit IncomeTaxReconciliationLowIncomeHousingTaxCredit	903000
CY2017	civb	Income Tax Reconciliation Low Income Housing Tax Credit IncomeTaxReconciliationLowIncomeHousingTaxCredit	686000
CY2019	civb	Income Tax Reconciliation Bank Owned Life Insurance Income IncomeTaxReconciliationBankOwnedLifeInsuranceIncome	211000
CY2018	civb	Income Tax Reconciliation Bank Owned Life Insurance Income IncomeTaxReconciliationBankOwnedLifeInsuranceIncome	143000
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0
CY2017	civb	Income Tax Reconciliation Bank Owned Life Insurance Income IncomeTaxReconciliationBankOwnedLifeInsuranceIncome	201000
CY2018	civb	Income Tax Reconciliation Nondeductible Expense Merger Costs IncomeTaxReconciliationNondeductibleExpenseMergerCosts	1034000
CY2019Q4	us-gaap	Liability For Uncertain Tax Positions Current LiabilityForUncertainTaxPositionsCurrent	0
CY2019Q4	civb	Deferred Tax Liabilities Unrealized Gains On Available For Sale Securities DeferredTaxLiabilitiesUnrealizedGainsOnAvailableForSaleSecurities	3424000
CY2018Q4	civb	Deferred Tax Liabilities Unrealized Gains On Available For Sale Securities DeferredTaxLiabilitiesUnrealizedGainsOnAvailableForSaleSecurities	624000
CY2018Q4	civb	Deferred Tax Liabilities Tax Deferred Expense Compensation And Benefits Pension DeferredTaxLiabilitiesTaxDeferredExpenseCompensationAndBenefitsPension	469000
CY2019Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	326000
CY2018Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	301000
CY2018Q4	civb	Deferred Tax Liabilities Bank Owned Life Insurance DeferredTaxLiabilitiesBankOwnedLifeInsurance	337000
CY2019Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	359000
CY2018Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	271000
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	5904000
CY2018Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	3642000
CY2019Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	534000
CY2018Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	3410000
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0
CY2019	us-gaap	Defined Contribution Plan Plan Name DefinedContributionPlanPlanName	401(k) plan
CY2019	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	1074000
CY2018	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	892000
CY2017	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	805000
CY2019	civb	Income Tax Reconciliation Change In Tax Positions Bank Owned Life Insurance Income IncomeTaxReconciliationChangeInTaxPositionsBankOwnedLifeInsuranceIncome	353000
CY2019	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	36000
CY2018	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-38000
CY2017	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	62000
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	3245000
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	3056000
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	1191000
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	1217000
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	81000
CY2019Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	394000
CY2018Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	475000
CY2019Q4	civb	Deferred Tax Assets Purchase Accounting DeferredTaxAssetsPurchaseAccounting	226000
CY2018Q4	civb	Deferred Tax Assets Purchase Accounting DeferredTaxAssetsPurchaseAccounting	566000
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	1081000
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	1374000
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	220000
CY2018Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	364000
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	6438000
CY2018Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	7052000
CY2019Q4	civb	Deferred Tax Liabilities Tax Depreciation In Excess Of Book Depreciation DeferredTaxLiabilitiesTaxDepreciationInExcessOfBookDepreciation	808000
CY2018Q4	civb	Deferred Tax Liabilities Tax Depreciation In Excess Of Book Depreciation DeferredTaxLiabilitiesTaxDepreciationInExcessOfBookDepreciation	556000
CY2019Q4	civb	Deferred Tax Liabilities Investment Discount Accretion DeferredTaxLiabilitiesInvestmentDiscountAccretion	18000
CY2018Q4	civb	Deferred Tax Liabilities Investment Discount Accretion DeferredTaxLiabilitiesInvestmentDiscountAccretion	31000
CY2019Q4	civb	Deferred Tax Liabilities Federal Home Loan Bank Stock Dividends DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends	969000
CY2018Q4	civb	Deferred Tax Liabilities Federal Home Loan Bank Stock Dividends DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends	1053000
CY2019	us-gaap	Defined Benefit Plan Estimated Future Employer Contributions In Current Fiscal Year Description DefinedBenefitPlanEstimatedFutureEmployerContributionsInCurrentFiscalYearDescription	The Company’s matching contribution is 100% of an employee’s first three percent contributed and 50% of the next two percent contributed.
CY2019	civb	Minimum Eligible Age To Participate In Plans MinimumEligibleAgeToParticipateInPlans	P20Y6M
CY2019	civb	Number Of Service Period NumberOfServicePeriod	P6M
CY2019	civb	Employee Stock Ownership Plans Minimum Working Period For Participation In Esop EmployeeStockOwnershipPlansMinimumWorkingPeriodForParticipationInEsop	PT1000H
CY2019	civb	Additional Benefits Under Pension Plan AdditionalBenefitsUnderPensionPlan	0
CY2018Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	13338000
CY2017Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	17916000
CY2018	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	0
CY2019	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	479000
CY2018	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	627000
CY2018	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Curtailments DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments	0
CY2018	us-gaap	Defined Benefit Plan Settlements Benefit Obligation DefinedBenefitPlanSettlementsBenefitObligation	98000
CY2019	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	-3546000
CY2018	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	1800000
CY2019	us-gaap	Defined Benefit Plan Benefit Obligation Benefits Paid DefinedBenefitPlanBenefitObligationBenefitsPaid	1793000
CY2018	us-gaap	Defined Benefit Plan Benefit Obligation Benefits Paid DefinedBenefitPlanBenefitObligationBenefitsPaid	104000
CY2018	us-gaap	Defined Benefit Plan Benefit Obligation Payment For Settlement DefinedBenefitPlanBenefitObligationPaymentForSettlement	3399000
CY2019Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	15570000
CY2018Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	15572000
CY2017Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	19306000
CY2019	us-gaap	Defined Benefit Plan Actual Return On Plan Assets DefinedBenefitPlanActualReturnOnPlanAssets	1404000
CY2018	us-gaap	Defined Benefit Plan Actual Return On Plan Assets DefinedBenefitPlanActualReturnOnPlanAssets	-207000
CY2018	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	0
CY2019	us-gaap	Defined Benefit Plan Plan Assets Benefits Paid DefinedBenefitPlanPlanAssetsBenefitsPaid	1793000
CY2018	us-gaap	Defined Benefit Plan Plan Assets Benefits Paid DefinedBenefitPlanPlanAssetsBenefitsPaid	104000
CY2018	us-gaap	Defined Benefit Plan Settlements Plan Assets DefinedBenefitPlanSettlementsPlanAssets	3399000
CY2018	us-gaap	Defined Benefit Plan Administration Expenses DefinedBenefitPlanAdministrationExpenses	24000
CY2019Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	15183000
CY2019Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-387000
CY2018Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	2234000
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Gains Losses After Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax	-6009000
CY2018Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Gains Losses After Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax	-3799000
CY2019Q4	civb	Defined Benefit Plan Accumulated Other Comprehensive Income Net Gains Losses Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesTax	1597000
CY2018Q4	civb	Defined Benefit Plan Accumulated Other Comprehensive Income Net Gains Losses Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesTax	1010000
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Benefit Obligation DefinedBenefitPlanAccumulatedBenefitObligation	15570000
CY2018Q4	us-gaap	Defined Benefit Plan Accumulated Benefit Obligation DefinedBenefitPlanAccumulatedBenefitObligation	13338000
CY2017	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	0
CY2017	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	679000
CY2019	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	811000
CY2018	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	1355000
CY2017	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	1178000
CY2019	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-156000
CY2018	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-149000
CY2017	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-380000
CY2019	civb	Defined Benefit Plan Net Periodic Benefit Cost Credit Excluding Effect Of Settlement DefinedBenefitPlanNetPeriodicBenefitCostCreditExcludingEffectOfSettlement	-176000
CY2018	civb	Defined Benefit Plan Net Periodic Benefit Cost Credit Excluding Effect Of Settlement DefinedBenefitPlanNetPeriodicBenefitCostCreditExcludingEffectOfSettlement	-579000
CY2017	civb	Defined Benefit Plan Net Periodic Benefit Cost Credit Excluding Effect Of Settlement DefinedBenefitPlanNetPeriodicBenefitCostCreditExcludingEffectOfSettlement	-119000
CY2018	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-1188000
CY2017	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-237000
CY2019	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-176000
CY2018	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	609000
CY2019	us-gaap	Defined Benefit Plan Amounts Recognized In Other Comprehensive Income Loss Net Gain Loss Before Tax DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax	2798000
CY2018	us-gaap	Defined Benefit Plan Amounts Recognized In Other Comprehensive Income Loss Net Gain Loss Before Tax DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax	-1453000
CY2017	us-gaap	Defined Benefit Plan Amounts Recognized In Other Comprehensive Income Loss Net Gain Loss Before Tax DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax	-322000
CY2019	us-gaap	Amount Recognized In Net Periodic Benefit Cost And Other Comprehensive Income Loss Before Tax AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax	2622000
CY2018	us-gaap	Amount Recognized In Net Periodic Benefit Cost And Other Comprehensive Income Loss Before Tax AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax	-2032000
CY2017	us-gaap	Amount Recognized In Net Periodic Benefit Cost And Other Comprehensive Income Loss Before Tax AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax	-441000
CY2019Q4	us-gaap	Defined Benefit Plan Expected Amortization Next Fiscal Year DefinedBenefitPlanExpectedAmortizationNextFiscalYear	156000
CY2019	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	0
CY2019Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0313
CY2018Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0414
CY2017Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0351
CY2019Q4	civb	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationExpectedLongTermReturnOnAssets	0.0496
CY2018Q4	civb	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationExpectedLongTermReturnOnAssets	0.0700
CY2017Q4	civb	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationExpectedLongTermReturnOnAssets	0.0700
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	33878000
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	14139000
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	15872000
CY2019	us-gaap	Incremental Common Shares Attributable To Conversion Of Preferred Stock IncrementalCommonSharesAttributableToConversionOfPreferredStock	1198859
CY2019Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease	0.0000
CY2018Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease	0.0000
CY2017Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease	0.0000
CY2019	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0414
CY2018	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0351
CY2017	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0400
CY2019	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0700
CY2018	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0700
CY2017	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0700
CY2019	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0000
CY2018	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0000
CY2017	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0000
CY2019Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1.000
CY2018Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1.000
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Employer Contributions Next Fiscal Year DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear	0
CY2019	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	0
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths	204000
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Two DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo	246000
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Three DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree	314000
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Four DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour	375000
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Five DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive	416000
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter	480000
CY2019Q4	civb	Defined Benefit Plan Expected Future Benefit Payments DefinedBenefitPlanExpectedFutureBenefitPayments	2035000
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	44027
CY2019Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions	498000
CY2019	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y3M
CY2019Q4	civb	Concentration Risk Credit Risk Financial Instruments Off Balance Sheet Risk Asset At Fixed Rate ConcentrationRiskCreditRiskFinancialInstrumentsOffBalanceSheetRiskAssetAtFixedRate	15784000
CY2019Q4	civb	Concentration Risk Credit Risk Financial Instruments Off Balance Sheet Risk Asset At Variable Rate ConcentrationRiskCreditRiskFinancialInstrumentsOffBalanceSheetRiskAssetAtVariableRate	434578000
CY2018Q4	civb	Concentration Risk Credit Risk Financial Instruments Off Balance Sheet Risk Asset At Fixed Rate ConcentrationRiskCreditRiskFinancialInstrumentsOffBalanceSheetRiskAssetAtFixedRate	15611000
CY2018Q4	civb	Concentration Risk Credit Risk Financial Instruments Off Balance Sheet Risk Asset At Variable Rate ConcentrationRiskCreditRiskFinancialInstrumentsOffBalanceSheetRiskAssetAtVariableRate	397271000
CY2019	civb	Maximum Period To Commit Loan MaximumPeriodToCommitLoan	P1Y
CY2019	civb	Credit Commitments Maturities Period CreditCommitmentsMaturitiesPeriod	P30Y
CY2019	civb	Reserve Balance Under Federal Reserve Board Requirements ReserveBalanceUnderFederalReserveBoardRequirements	7127000
CY2018	civb	Reserve Balance Under Federal Reserve Board Requirements ReserveBalanceUnderFederalReserveBoardRequirements	8891000
CY2019	us-gaap	Income Loss From Subsidiaries Net Of Tax IncomeLossFromSubsidiariesNetOfTax	53609000
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	15652881
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	11971786
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9906856
CY2018	us-gaap	Incremental Common Shares Attributable To Conversion Of Preferred Stock IncrementalCommonSharesAttributableToConversionOfPreferredStock	1883921
CY2017	us-gaap	Incremental Common Shares Attributable To Conversion Of Preferred Stock IncrementalCommonSharesAttributableToConversionOfPreferredStock	2445760
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16851740
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	13855707
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	12352616
CY2019Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	24584000
CY2019Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	24926000
CY2019Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	24023000
CY2019Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	24521000
CY2018Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	15924000
CY2018Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	16160000
CY2018Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	17886000
CY2018Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	23707000
CY2019Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	21719000
CY2019Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	21741000
CY2019Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	20418000
CY2019Q4	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	21222000
CY2018Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	14772000
CY2018Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	14766000
CY2018Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	15824000
CY2018Q4	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	20745000
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	9669000
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	8660000
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	7708000
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	7841000
CY2018Q1	us-gaap	Net Income Loss NetIncomeLoss	6989000
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	3014000
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	-3433000
CY2018Q4	us-gaap	Net Income Loss NetIncomeLoss	7569000
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.61
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.55
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.48
CY2019Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.48
CY2018Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.65
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.26
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.31
CY2018Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.48
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.57
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.51
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.46
CY2019Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.47
CY2018Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.55
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.24
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.31
CY2018Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.45
CY2019Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	0
CY2019Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	0
CY2018Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	0
CY2018Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	0
CY2019Q4	us-gaap	Amortization Method Qualified Affordable Housing Project Investments AmortizationMethodQualifiedAffordableHousingProjectInvestments	5154000
CY2018Q4	us-gaap	Amortization Method Qualified Affordable Housing Project Investments AmortizationMethodQualifiedAffordableHousingProjectInvestments	4276000
CY2019Q4	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	5417000
CY2018Q4	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	4922000
CY2019	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	570000
CY2018	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	473000
CY2017	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	354000
CY2019	us-gaap	Affordable Housing Tax Credits And Other Tax Benefits Amount AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount	995000
CY2018	us-gaap	Affordable Housing Tax Credits And Other Tax Benefits Amount AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount	903000
CY2017	us-gaap	Affordable Housing Tax Credits And Other Tax Benefits Amount AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount	686000
CY2019	us-gaap	Affordable Housing Project Investment Write Down Amount AffordableHousingProjectInvestmentWriteDownAmount	0
CY2018	us-gaap	Affordable Housing Project Investment Write Down Amount AffordableHousingProjectInvestmentWriteDownAmount	0
CY2017	us-gaap	Affordable Housing Project Investment Write Down Amount AffordableHousingProjectInvestmentWriteDownAmount	0
CY2019	civb	Revenue From Contract With Customer Other RevenueFromContractWithCustomerOther	911000
CY2018	civb	Revenue From Contract With Customer Other RevenueFromContractWithCustomerOther	892000
CY2017	civb	Revenue From Contract With Customer Other RevenueFromContractWithCustomerOther	738000
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	17782000
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	15313000
CY2017	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	13637000
CY2019	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	4661000
CY2018	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	2818000
CY2017	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	2697000
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	3273000
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	us-gaap:OtherAssetsMember
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	3273000
CY2019Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	civb:AccruedExpensesAndOtherLiabilitiesMember
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	429000
CY2019	us-gaap	Short Term Lease Cost ShortTermLeaseCost	262000
CY2019	us-gaap	Sublease Income SubleaseIncome	49000
CY2019	us-gaap	Lease Cost LeaseCost	642000
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	511000
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	497000
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	438000
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	430000
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	422000
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	1381000
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	3679000
CY2019Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	406000
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y3M
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0292
CY2019	us-gaap	Operating Lease Expense OperatingLeaseExpense	642000
CY2018	us-gaap	Operating Lease Expense OperatingLeaseExpense	579000
CY2017	us-gaap	Operating Lease Expense OperatingLeaseExpense	558000

Files In Submission

Name	View Source	Status
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0001564590-20-011146-index.html	Edgar Link	pending
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civb-10k_20191231.htm	Edgar Link	pending
civb-20191231.xml	Edgar Link	completed
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$CIVB
CIVISTA BANCSHARES, INC. Stock $civb

2019 Q4 Form 10-K Financial Statement

#000156459020011146 Filed on March 16, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CIVB CIVISTA BANCSHARES, INC. Stock $civb

2019 Q4 Form 10-K Financial Statement

#000156459020011146 Filed on March 16, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CIVB
CIVISTA BANCSHARES, INC. Stock $civb