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SUBSEQUENT EVENTS (Details) - Common Stock - Repurchase Agreements - USD ($) | Jan. 27, 2016 | Dec. 31, 2015
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Subsequent events |  |
Remaining amount available for repurchase |  | $ 20,200,000
Subsequent Event |  |
Subsequent events |  |
Increase in authorized amount | $ 30,000,000 |

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- Definition Increase in the amount of stock repurchase plan authorized by an entity's Board of Directors. + References No definition available. + Details
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Namespace Prefix: | cpf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Amount remaining of a stock repurchase plan authorized. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
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- Details
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