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Represents the number of subcategories established within pass grade to stratify risk associated with pass loans.

No definition available.

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Financing Receivable, Excluding Accrued Interest, Modified In Period, Number Of Loans

No definition available.

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Financing Receivable, Individually Evaluated for Impairment, Increase (Decrease)

No definition available.

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Represents the outstanding balance, as of the balance sheet date, of loans serviced for others.

No definition available.

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Represents the amount up to which the bank can provide loans on secured basis to one borrower as per current regulations.

No definition available.

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Represents the outstanding balance as of the balance sheet date of loans to one borrower of secured credit.

No definition available.

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Represents the amount up to which the bank can provide loans on unsecured basis to one borrower as per current regulations.

No definition available.

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Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Percentage of Loans

No definition available.

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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.

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Amount of expenses incurred but not yet paid nor invoiced, and liabilities classified as other.

No definition available.

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Amount of allowance for credit loss on financing receivable evaluated on individual basis. Excludes financing receivable evaluated on collective basis.

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Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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Amount of financing receivable with allowance for credit loss evaluated on individual basis. Excludes financing receivable evaluated on collective basis.

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Accumulated amortized cost of financing receivable modified for debtor experiencing financial difficulty.

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Amortized cost of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease.

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Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease.

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Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

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The cash inflow associated with the sale of loans receivables arising from the financing of goods and services.

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Aggregate amount of servicing assets that are subsequently measured at fair value and servicing assets that are subsequently measured using the amortization method.

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Name:	us-gaap_ValuationTechniqueAxis=ppbi_ValuationTechniqueCollateralUnderlyingValueMember
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Name:	us-gaap_ValuationTechniqueAxis=us-gaap_ValuationTechniqueDiscountedCashFlowMember
Namespace Prefix:
Data Type:	na
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Name:	us-gaap_FinancialInstrumentAxis=ppbi_MultifamilyLoanSecuritizationMember
Namespace Prefix:
Data Type:	na
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Name:	srt_ConsolidatedEntitiesAxis=us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember
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Data Type:	na
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Name:	dei_LegalEntityAxis=ppbi_OpusBankMember
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Data Type:	na
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Name:	us-gaap_FinancialInstrumentAxis=ppbi_MultifamilyLoanSecuritizationLiabilityMember
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Data Type:	na
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