XML 47 R35.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Acquired SJB Assets and FDIC Loss Sharing Asset - Additional Information (Detail) (USD $) | 0 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Oct. 16, 2009 | Mar. 31, 2015 | Dec. 31, 2014
Business Combinations [Abstract] |  |  |
Acquisition date |  | Oct. 16, 2009 |
After-tax gain included in earnings due to purchase method | $ 12,300,000 cvbf_GainOnFederalDepositInsuranceCorporationAssistedAcquisition |  |
Remaining discount associated with SJB loans |  | 6,600,000 cvbf_RemainingDiscountAssociatedWithLoansAcquired |
Expected cash flows |  | 4,400,000 cvbf_DiscountExpectedToAccreteIntoInterestIncome |
Remaining average lives of respective pools loans |  | 3 years 8 months 12 days |
Remaining average lives of respective individual loans |  | 9 months 18 days |
Allowance for PCI loans losses |  | $ 0 cvbf_AllowanceForLoanLossesPurchasedCreditImpairedLoans | $ 0 cvbf_AllowanceForLoanLossesPurchasedCreditImpairedLoans

X
- Definition Allowance for loan losses purchased credit impaired loans. + References No definition available. + Details
Name: | cvbf_AllowanceForLoanLossesPurchasedCreditImpairedLoans
Namespace Prefix: | cvbf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Discount expected to accrete into interest income. + References No definition available. + Details
Name: | cvbf_DiscountExpectedToAccreteIntoInterestIncome
Namespace Prefix: | cvbf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition After-tax gain recognized on acquisition. + References No definition available. + Details
Name: | cvbf_GainOnFederalDepositInsuranceCorporationAssistedAcquisition
Namespace Prefix: | cvbf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Remaining average life of individual loans. + References No definition available. + Details
Name: | cvbf_RemainingAverageLifeOfIndividualLoans
Namespace Prefix: | cvbf_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Remaining average life of respective pool. + References No definition available. + Details
Name: | cvbf_RemainingAverageLifeOfRespectivePool
Namespace Prefix: | cvbf_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Remaining discount associated with loans acquired. + References No definition available. + Details
Name: | cvbf_RemainingDiscountAssociatedWithLoansAcquired
Namespace Prefix: | cvbf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Date when the acquirer obtains control of the acquiree, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e845-128460 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Acquisition Date -URI http://asc.fasb.org/extlink&oid=6919109 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e848-128460 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
Name: | us-gaap_BusinessAcquisitionEffectiveDateOfAcquisition1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessCombinationsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration