XML 80 R35.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Summary of Significant Accounting Policies (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2013
Accounting Policies [Abstract] |
Summary of Useful Lives of Principal Classes of Assets | The ranges of useful lives of the principal classes of assets are as follows:
Bank premises |  | 15 – 40 years
Leasehold improvements |  | Shorter of estimated economic lives of 15 years or term of the lease.
Computer equipment |  | 3 – 5 years
Furniture, fixtures and equipment |  | 5 – 7 years

X
- Definition Schedule Of Useful Life Of Property Plant And Equipment Table [Text Block] + References No definition available. + Details
Name: | cvbf_ScheduleOfUsefulLifeOfPropertyPlantAndEquipmentTableTextBlock
Namespace Prefix: | cvbf_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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