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Period Type:	instant

Non-PCI nonaccrual loans

No definition available.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Name:	pacw_PurchasedCreditImpairedLoansCompositionLineItems
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Data Type:	xbrli:stringItemType
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Reflects the amount of the write-down related to a 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 4

-URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554

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Amount of allowance for loan and lease losses covered by loss sharing agreements.

No definition available.

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Aggregate gross carrying amount of loans and leases receivable covered by loss sharing agreements.

No definition available.

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Net carrying amount of loans and leases receivable covered by loss sharing agreements.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

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