Name:	cpf_FinancingReceivableModificationsDefaultedInCurrentPeriodNumberOfContracts
Namespace Prefix:	cpf_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

The amount of outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings within the previous twelve months but subsequently defaulted during the current period.

No definition available.

Name:	cpf_FinancingReceivableModificationsDefaultedInCurrentPeriodRecordedInvestment
Namespace Prefix:	cpf_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the period of time during which the reporting period accrues interest for past due troubled debt restructurings.

No definition available.

Name:	cpf_FinancingReceivableModificationsLimitForAccruingInterest
Namespace Prefix:	cpf_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

The number of financing receivables that have been modified during the period by troubled debt restructurings.

No definition available.

Name:	cpf_FinancingReceivableModificationsMadeNumberOfContracts
Namespace Prefix:	cpf_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

The amount of outstanding recorded investment related to financing receivables that have been modified during the period by troubled debt restructurings.

No definition available.

Name:	cpf_FinancingReceivableModificationsMadeRecordedInvestment
Namespace Prefix:	cpf_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Recorded investment in financing receivables that have been modified by troubled debt restructurings and that are on accrual status as of the balance sheet date.

No definition available.

Name:	cpf_FinancingReceivableModificationsRecordedInvestmentAccrualStatus
Namespace Prefix:	cpf_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

No definition available.

Name:	cpf_FinancingReceivableModificationsSubsequentDefaultAbstract
Namespace Prefix:	cpf_
Data Type:	xbrli:stringItemType
Balance Type:	na
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_FinancingReceivableModificationsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Number of financing receivables that have been modified by troubled debt restructurings.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953676-111524

Name:	us-gaap_FinancingReceivableModificationsNumberOfContracts2
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554

Name:	us-gaap_FinancingReceivableModificationsRecordedInvestment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Reflects the unfunded portion of contractual agreements to lend funds to borrowers for loans whose terms have been modified by troubled debt restructuring.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18794-111554

Name:	us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=cpf_CommercialFinancialAndAgriculturalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_StatementGeographicalAxis=stpr_HI
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: