CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Interest income:
Interest and fees on loans and leases	$ 112,137	$ 104,479	$ 97,029
Interest and dividends on investment securities:
Taxable interest	33,574us-gaap_InterestIncomeSecuritiesTaxable	31,498us-gaap_InterestIncomeSecuritiesTaxable	28,803us-gaap_InterestIncomeSecuritiesTaxable
Tax-exempt interest	3,996	4,051	2,312
Dividends	23us-gaap_DividendIncomeOperating	23us-gaap_DividendIncomeOperating	16us-gaap_DividendIncomeOperating
Interest on deposits in other banks	33	203	285
Dividends on Federal Home Loan Bank stock	46cpf_DividendsOnFederalHomeLoanBankStock	24cpf_DividendsOnFederalHomeLoanBankStock
Total interest income	149,809	140,278	128,445
Interest on deposits:
Demand	373	349	339
Savings and money market	901	894	1,006
Time	2,453us-gaap_InterestExpenseTimeDeposits	2,801us-gaap_InterestExpenseTimeDeposits	3,688us-gaap_InterestExpenseTimeDeposits
Interest on short-term borrowings	92	6
Interest on long-term debt	2,572us-gaap_InterestExpenseLongTermDebt	3,119us-gaap_InterestExpenseLongTermDebt	3,701us-gaap_InterestExpenseLongTermDebt
Total interest expense	6,391us-gaap_InterestExpense	7,169us-gaap_InterestExpense	8,734us-gaap_InterestExpense
Net interest income	143,418us-gaap_InterestIncomeExpenseNet	133,109us-gaap_InterestIncomeExpenseNet	119,711us-gaap_InterestIncomeExpenseNet
Provision (credit) for loan and lease losses	(6,414)us-gaap_ProvisionForLoanAndLeaseLosses	(11,310)us-gaap_ProvisionForLoanAndLeaseLosses	(18,885)us-gaap_ProvisionForLoanAndLeaseLosses
Net interest income after provision for loan and lease losses	149,832	144,419	138,596
Other operating income:
Other service charges and fees	11,754cpf_OtherServiceChargesAndFees	12,490cpf_OtherServiceChargesAndFees	11,083cpf_OtherServiceChargesAndFees
Service charges on deposit accounts	8,113cpf_ServiceChargesOnDepositAccounts	7,041cpf_ServiceChargesOnDepositAccounts	8,367cpf_ServiceChargesOnDepositAccounts
Loan Servicing Fees	5,798cpf_LoanServicingFees	6,057cpf_LoanServicingFees	6,486cpf_LoanServicingFees
Net gain on sales of residential loans	5,545us-gaap_GainLossOnSaleOfLoansAndLeases	9,986us-gaap_GainLossOnSaleOfLoansAndLeases	17,095us-gaap_GainLossOnSaleOfLoansAndLeases
Income from fiduciary activities	3,552	2,855	2,599
Income from bank-owned life insurance	2,922us-gaap_BankOwnedLifeInsuranceIncome	2,333us-gaap_BankOwnedLifeInsuranceIncome	2,899us-gaap_BankOwnedLifeInsuranceIncome
Net gain on sales of foreclosed assets	971	8,584	4,999
Equity in earnings of unconsolidated subsidiaries	480	790	574
Fees on foreign exchange	464	508	551
Loan placement fees	437cpf_LoanPlacementFees	570cpf_LoanPlacementFees	690cpf_LoanPlacementFees
Investment securities gains	240us-gaap_GainLossOnSaleOfSecuritiesNet	482us-gaap_GainLossOnSaleOfSecuritiesNet	789us-gaap_GainLossOnSaleOfSecuritiesNet
Other	3,547cpf_OtherNoninterestIncome	3,249cpf_OtherNoninterestIncome	4,611cpf_OtherNoninterestIncome
Total other operating income	43,823us-gaap_NoninterestIncome	54,945us-gaap_NoninterestIncome	60,743us-gaap_NoninterestIncome
Other operating expense:
Salaries and employee benefits	67,941us-gaap_LaborAndRelatedExpense	76,294us-gaap_LaborAndRelatedExpense	69,344us-gaap_LaborAndRelatedExpense
Net occupancy	15,252us-gaap_OccupancyNet	14,323us-gaap_OccupancyNet	13,920us-gaap_OccupancyNet
Legal and professional services	7,806us-gaap_ProfessionalFees	8,094us-gaap_ProfessionalFees	13,824us-gaap_ProfessionalFees
Computer software expense	6,327cpf_ComputerSoftwareExpense	4,579cpf_ComputerSoftwareExpense	3,961cpf_ComputerSoftwareExpense
Amortization and impairment of other intangible assets	5,332	7,418	10,179
Communication expense	3,635us-gaap_Communication	3,523us-gaap_Communication	3,428us-gaap_Communication
Equipment	3,582us-gaap_EquipmentExpense	3,676us-gaap_EquipmentExpense	3,966us-gaap_EquipmentExpense
Advertising expense	2,342us-gaap_AdvertisingExpense	2,666us-gaap_AdvertisingExpense	3,516us-gaap_AdvertisingExpense
Foreclosed asset expense	1,710cpf_ForeclosedAssetExpense	1,036cpf_ForeclosedAssetExpense	6,887cpf_ForeclosedAssetExpense
Write down of assets			2,586cpf_WriteDownOfAssets
Other	18,886us-gaap_OtherNoninterestExpense	17,927us-gaap_OtherNoninterestExpense	20,307us-gaap_OtherNoninterestExpense
Total other operating expense	132,813us-gaap_NoninterestExpense	139,536us-gaap_NoninterestExpense	151,918us-gaap_NoninterestExpense
Income before income taxes	60,842	59,828	47,421
Income tax expense (benefit)	20,389us-gaap_IncomeTaxExpenseBenefit	(112,247)us-gaap_IncomeTaxExpenseBenefit
Net income (loss)	$ 40,453us-gaap_NetIncomeLoss	$ 172,075us-gaap_NetIncomeLoss	$ 47,421us-gaap_NetIncomeLoss
Per common share data:
Basic earnings per share (in dollars per share)	$ 1.08us-gaap_EarningsPerShareBasic	$ 4.10us-gaap_EarningsPerShareBasic	$ 1.14us-gaap_EarningsPerShareBasic
Diluted earnings per share (in dollars per share)	$ 1.07us-gaap_EarningsPerShareDiluted	$ 4.07us-gaap_EarningsPerShareDiluted	$ 1.13us-gaap_EarningsPerShareDiluted
Cash dividends declared (in dollars per share)	$ 0.36	$ 0.16

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets, and the amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

No definition available.