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Deposits - Composition of Deposits (Detail) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
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Noninterest-bearing deposits |  |
Demand deposits | $ 2,866,365 us-gaap_DemandDepositAccounts | $ 2,562,980 us-gaap_DemandDepositAccounts
Interest-bearing deposits |  |
Savings deposits | 1,962,086 us-gaap_DepositsSavingsDeposits | 1,646,111 us-gaap_DepositsSavingsDeposits
Time deposits | 776,207 us-gaap_TimeDeposits | 681,540 us-gaap_TimeDeposits
Total deposits | $ 5,604,658 us-gaap_Deposits | $ 4,890,631 us-gaap_Deposits
Demand deposits, percentage of total deposits | 51.10%cvbf_PercentageOfNonInterestBearingDomesticDepositsToDepositsDemand | 52.40%cvbf_PercentageOfNonInterestBearingDomesticDepositsToDepositsDemand
Savings deposits, percentage of total deposits | 35.00%us-gaap_PercentageOfInterestBearingDomesticDepositsToDepositsSavings | 33.70%us-gaap_PercentageOfInterestBearingDomesticDepositsToDepositsSavings
Time deposits, percentage of total deposits | 13.90%us-gaap_PercentageOfInterestBearingDomesticDepositsToDepositsTimeDeposits | 13.90%us-gaap_PercentageOfInterestBearingDomesticDepositsToDepositsTimeDeposits
Percentage of deposit, total | 100.00%cvbf_PercentageOfInterestAndNonInterestBearingDomesticDeposits | 100.00%cvbf_PercentageOfInterestAndNonInterestBearingDomesticDeposits

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- Definition Percentage of interest and non-interest bearing domestic deposits. + References No definition available. + Details
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- Definition Percentage of non-interest-bearing domestic deposits to deposits demand. + References No definition available. + Details
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- Definition The amount of money in accounts that may bear interest and that the depositor is entitled to withdraw at any time without prior notice. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 12 -Article 9 + Details
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- Definition Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Details
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- Details
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- Definition Percentage of interest-bearing domestic savings deposit liabilities to total deposit liabilities. + References No definition available. + Details
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- Definition Percentage of interest-bearing domestic time deposit liabilities to total deposit liabilities. + References No definition available. + Details
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- Definition Amount of deposits that cannot be withdrawn before a set date without penalty or for which notice of withdrawal is required. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 12 -Article 9 + Details
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