Reflects the amount of increase in the allowance.

No definition available.

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

- Definition

The number of financing receivables that have been modified by troubled debt restructurings within the previous twelve months but subsequently defaulted during the current period.

+ References

No definition available.

+ Details

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

- Definition

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.

+ References

No definition available.

+ Details

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

- Definition

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

+ References

No definition available.

+ Details

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

- Definition

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

+ References

No definition available.

+ Details

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

- Definition

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

+ References

No definition available.

+ Details

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

- Definition

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.

+ References

No definition available.

+ Details

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

- Details

Name:	cpf_FinancingReceivableModificationsSubsequentDefaultAbstract
Namespace Prefix:	cpf_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

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

- Definition

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

+ References

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=7512638&loc=SL6953676-111524

+ Details

Name:	us-gaap_FinancingReceivableModificationsNumberOfContracts1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

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

+ References

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=6951948&loc=d3e18845-111554

+ Details

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

- Definition

Financing receivables that are equal to or greater than 90 days past due.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 7A

-URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953401-111524

+ Details

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

- Definition

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

+ References

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=6951948&loc=d3e18794-111554

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 15

-Paragraph 40

-Subparagraph b.

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

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

LOANS AND LEASES (Details 5) (USD $)	3 Months Ended
LOANS AND LEASES (Details 5) (USD $)	Mar. 31, 2013 item	Mar. 31, 2012 item	Dec. 31, 2012
Information related to loans modified in a TDR
Commitments to lend additional funds	$ 0
Loans which were more than 90 days delinquent	0		0
Amount of TDRs still accruing interest	42,800,000		31,800,000
Holding period limit for accruing interest on TDRs	90 days
Number of Contracts		8
Recorded Investment		9,984,000
Loans modified as a TDR within the previous twelve months that subsequently defaulted
Number of Contracts	8	14
Recorded Investment	10,437,000	21,370,000
Construction and development loans \| Hawaii
Information related to loans modified in a TDR
Number of TDRs included in nonperforming assets	6
Combined principal balance of troubled debt restructurings included in nonperforming assets	1,800,000
Commercial loans \| Hawaii
Information related to loans modified in a TDR
Number of TDRs included in nonperforming assets	2
Combined principal balance of troubled debt restructurings included in nonperforming assets	1,500,000
Real estate: construction
Loans modified as a TDR within the previous twelve months that subsequently defaulted
Number of Contracts	5	2
Recorded Investment	5,437,000	13,831,000
Commercial, financial & agricultural
Information related to loans modified in a TDR
Number of Contracts	1
Recorded Investment	1,500,000
Increase in the allowance	0
Loans modified as a TDR within the previous twelve months that subsequently defaulted
Number of Contracts	1
Recorded Investment	1,500,000
Real estate, Mortgage - residential
Information related to loans modified in a TDR
Number of Contracts		6
Recorded Investment		3,209,000
Loans modified as a TDR within the previous twelve months that subsequently defaulted
Number of Contracts	1	11
Recorded Investment	354,000	4,381,000
Real estate, Mortgage - residential \| Hawaii
Information related to loans modified in a TDR
Number of TDRs included in nonperforming assets	57
Combined principal balance of troubled debt restructurings included in nonperforming assets	17,700,000
Real estate, Mortgage - commercial
Information related to loans modified in a TDR
Number of Contracts		2
Recorded Investment		6,775,000
Loans modified as a TDR within the previous twelve months that subsequently defaulted
Number of Contracts	1	1
Recorded Investment	3,146,000	3,158,000
Real estate, Mortgage - commercial \| U.S. Mainland
Information related to loans modified in a TDR
Combined principal balance of troubled debt restructurings included in nonperforming assets	$ 2,200,000