XML 93 R55.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2

Investment Securities - Textual (Details)	12 Months Ended
	Dec. 31, 2019 USD ($) security	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)
Schedule of Available-for-sale Securities
Unrealized gain (loss) on available for sale portfolio	$ 3,999,000	$ (6,257,000)
Tax liabilities (benefits) associated with available-for-sale portfolio	1,182,000	(1,850,000)
Remaining unaccreted balance of HTM securities		0
Income tax impact from the reclassification of unrealized net gains on available-for-sale securities to	1,537,000	$ 388,000	$ 1,178,000
Threshold Period of Value Decline in Available-for-sale Securities to be considered Other than Temporary Impairment		12 months
Threshold Percentage of Value Decline in Available-for-sale Securities to be considered Other than Temporary Impairment		10.00%
Threshold Amount of Value Decline in Available-for-sale Securities to be considered Other than Temporary Impairment		$ 10,000
Other than temporary impairment losses on investment securities	0
Debt securities, amortized cost	466,747,000	470,162,000
Available-for-sale investment securities, Amortized cost	466,747,000	470,162,000
Securities pledged as collateral	91,677,000	79,662,000
Securities Pledged as Collateral
Schedule of Available-for-sale Securities
Available-for-sale investment securities, Amortized cost	$ 89,158,000	80,001,000
U.S. Government agencies
Schedule of Available-for-sale Securities
Available-for-sale Securities, Number of Positions | security	6
Debt securities, amortized cost	$ 14,740,000	21,723,000
U.S. Government agencies | Less than 12 months
Schedule of Available-for-sale Securities
Available-for-sale, Securities in Unrealized Loss Positions, Number of Positions | security	0
U.S. Government agencies | Greater than 12 months
Schedule of Available-for-sale Securities
Available-for-sale, Securities in Unrealized Loss Positions, Number of Positions | security	5
Obligations of states and political subdivisions
Schedule of Available-for-sale Securities
Available-for-sale Securities, Number of Positions | security	41
Debt securities, amortized cost	$ 89,574,000	79,886,000
Obligations of states and political subdivisions | Less than 12 months
Schedule of Available-for-sale Securities
Available-for-sale, Securities in Unrealized Loss Positions, Number of Positions | security	15
U.S. Government sponsored entities and agencies collateralized by residential mortgage obligations
Schedule of Available-for-sale Securities
Available-for-sale Securities, Number of Positions | security	119
Debt securities, amortized cost	$ 198,125,000	239,388,000
U.S. Government sponsored entities and agencies collateralized by residential mortgage obligations | Less than 12 months
Schedule of Available-for-sale Securities
Available-for-sale, Securities in Unrealized Loss Positions, Number of Positions | security	22
U.S. Government sponsored entities and agencies collateralized by residential mortgage obligations | Greater than 12 months
Schedule of Available-for-sale Securities
Available-for-sale, Securities in Unrealized Loss Positions, Number of Positions | security	18
Private label residential mortgage and asset backed securities
Schedule of Available-for-sale Securities
Unrealized gain (loss) on available for sale portfolio	$ 4,070,000
Available-for-sale Securities, Number of Positions | security	41
Debt securities, amortized cost	$ 155,308,000	$ 129,165,000
Private label residential mortgage and asset backed securities | External Credit Rating, Non Investment Grade [Member]
Schedule of Available-for-sale Securities
Available-for-sale Securities, Number of Positions | security	7
Debt securities, amortized cost	$ 1,593,000
Private label residential mortgage and asset backed securities | Less than 12 months
Schedule of Available-for-sale Securities
Available-for-sale, Securities in Unrealized Loss Positions, Number of Positions | security	4
Private label residential mortgage and asset backed securities | Greater than 12 months
Schedule of Available-for-sale Securities
Available-for-sale, Securities in Unrealized Loss Positions, Number of Positions | security	1
Corporate Debt Securities [Member]
Schedule of Available-for-sale Securities
Available-for-sale Securities, Number of Positions | security	2
Available-for-sale, Securities in Unrealized Loss Positions, Number of Positions | security	1
Debt securities, amortized cost	$ 9,000,000

X

- Definition

Accumulated Other Comprehensive Income Available For Sale Securities Adjustment Tax

+ References

No definition available.

+ Details

Name:	cvcy_AccumulatedOtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentTax
Namespace Prefix:	cvcy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Accumulated Other Comprehensive Income (Loss), Available for Sale Securities Transferred to Held to Maturity, Unaccreted Balance

+ References

No definition available.

+ Details

Name:	cvcy_AccumulatedOtherComprehensiveIncomeLossAvailableforSaleSecuritiesTransferredtoHeldtoMaturityUnaccretedBalance
Namespace Prefix:	cvcy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Available-for-sale Securities, Number of Positions

+ References

No definition available.

+ Details

Name:	cvcy_AvailableForSaleSecuritiesNumberOfPositions
Namespace Prefix:	cvcy_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Threshold Amount of Value Decline in Available-for-sale Securities to be considered Other than Temporary Impairment

+ References

No definition available.

+ Details

Name:	cvcy_ThresholdAmountOfValueDeclineInAvailableForSaleSecuritiesToBeConsideredOtherThanTemporaryImpairment
Namespace Prefix:	cvcy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Threshold Percentage of Value Decline in Available-for-sale Securities to be considered Other than Temporary Impairment

+ References

No definition available.

+ Details

Name:	cvcy_ThresholdPercentageOfValueDeclineInAvailableForSaleSecuritiesToBeConsideredOtherThanTemporaryImpairment
Namespace Prefix:	cvcy_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Threshold Period of Value Decline in Available-for-sale Securities to be considered Other than Temporary Impairment

+ References

No definition available.

+ Details

Name:	cvcy_ThresholdPeriodOfValueDeclineInAvailableForSaleSecuritiesToBeConsideredOtherThanTemporaryImpairment
Namespace Prefix:	cvcy_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27161-111563

+ Details

Name:	us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount before tax of unrealized gain (loss) in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

No definition available.

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

+ References

No definition available.

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesAmortizedCost
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Number of investment positions in available-for-sale investments in a continuous unrealized loss position for which an other-than-temporary impairment (OTTI) has not been recognized in the income statement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27290-111563

+ Details

Name:	us-gaap_AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 8A
-URI http://asc.fasb.org/extlink&oid=109979856&loc=SL6284422-111562

+ Details

Name:	us-gaap_ImpairmentOfInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e640-108580

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27357-111563

+ Details

Name:	us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The sum of the fair values, as of the date of each statement of financial position presented, of securities that are restricted as collateral for the payment of related debt obligations, primarily secured borrowings and repurchase agreements, and that are reclassified and separately reported in the statement of financial position because the transferee has the right by contract or custom to sell or re-pledge them.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728

+ Details

Name:	us-gaap_PledgedAssetsSeparatelyReportedSecuritiesPledgedAsCollateralAtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_InvestmentTypeAxis=us-gaap_DebtSecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_USGovernmentAgenciesDebtSecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	cvcy_DurationOfLossAxis=cvcy_LessThanTwelveMonthsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	cvcy_DurationOfLossAxis=cvcy_GreaterThanTwelveMonthsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_USStatesAndPoliticalSubdivisionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ExternalCreditRatingByGroupingAxis=us-gaap_ExternalCreditRatingNonInvestmentGradeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: