XML 54 R97.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Commitments and Contingencies - Additional Information (Detail) (USD $) | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Contingencies And Commitments [Line Items] |  |
Commitments to extend credit | $ 694,400,000 cvbf_CommitmentsToExtendCredit | $ 588,900,000 cvbf_CommitmentsToExtendCredit
Obligations under letters of credit | 34,600,000 us-gaap_LettersOfCreditOutstandingAmount | 37,000,000 us-gaap_LettersOfCreditOutstandingAmount
Reserve for undisbursed commitments | 7,800,000 cvbf_ReserveForUndisbursedCommitments | 9,100,000 cvbf_ReserveForUndisbursedCommitments
Available lines of credit | 3,370,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity |
Litigation reserves | 0 us-gaap_LitigationReserve |
Secured [Member] |  |
Contingencies And Commitments [Line Items] |  |
Available lines of credit | $ 2,900,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_SecuredDebtMember |

X
- Definition Commitments to extend credit. + References No definition available. + Details
Name: | cvbf_CommitmentsToExtendCredit
Namespace Prefix: | cvbf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | cvbf_ContingenciesAndCommitmentsLineItems
Namespace Prefix: | cvbf_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reserve for undisbursed commitments. + References No definition available. + Details
Name: | cvbf_ReserveForUndisbursedCommitments
Namespace Prefix: | cvbf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Aggregate carrying amount of the estimated litigation liability for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.25) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LitigationReserve
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_SecuredDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |