XML 105 R87.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Income Taxes - Schedule of Income Tax Asset (Detail) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Current: |  |
Income tax asset , Current, Total | $ 9,346 | $ 19,103
Deferred: |  |
Income tax asset , Deferred, Total | 26,241 | 43,071
Income tax asset (liability), Total | 35,587 | 62,174
Federal [Member] |  |
Current: |  |
Income tax asset , Current, Total | 5,890 | 12,303
Deferred: |  |
Income tax asset , Deferred, Total | 17,580 | 27,334
State [Member] |  |
Current: |  |
Income tax asset , Current, Total | 3,456 | 6,800
Deferred: |  |
Income tax asset , Deferred, Total | $ 8,661 | $ 15,737

X
- Definition Income tax asset current. + References No definition available. + Details
Name: | cvbf_IncomeTaxAssetCurrent
Namespace Prefix: | cvbf_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Income tax asset net + References No definition available. + Details
Name: | cvbf_IncomeTaxAssetNet
Namespace Prefix: | cvbf_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Income Tax Assets Current [Abstract] + References No definition available. + Details
Name: | cvbf_IncomeTaxAssetsCurrentAbstract
Namespace Prefix: | cvbf_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ComponentsOfDeferredTaxAssetsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b),(c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
Name: | us-gaap_DeferredTaxAssetsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_IncomeTaxAuthorityAxis=us-gaap_DomesticCountryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeTaxAuthorityAxis=us-gaap_StateAndLocalJurisdictionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |