LOANS, Troubled Debt Restructurings (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Financing Receivable, Modifications [Line Items]
TDR's on Non-accrual	$ 13pfbi_TdrsOnNonAccrual	$ 23pfbi_TdrsOnNonAccrual
Other TDR's	2,489pfbi_OtherTdrS	3,655pfbi_OtherTdrS
Total TDR's	2,502	3,678
Specific reserves allocated to loans that have restructured terms	0us-gaap_RestructuringReserve	0us-gaap_RestructuringReserve
Residential Real Estate [Member]
Financing Receivable, Modifications [Line Items]
TDR's on Non-accrual	13	23
Other TDR's	191	296
Total TDR's	204	319
Non Owner Occupied Commercial Real Estate [Member]
Financing Receivable, Modifications [Line Items]
TDR's on Non-accrual	0	0
Other TDR's	474	506
Total TDR's	474	506
Commercial and Industrial [Member]
Financing Receivable, Modifications [Line Items]
TDR's on Non-accrual	0	0
Other TDR's	761	831
Total TDR's	761	831
Consumer [Member]
Financing Receivable, Modifications [Line Items]
TDR's on Non-accrual		0
Other TDR's		5
Total TDR's		5
All Other [Member]
Financing Receivable, Modifications [Line Items]
TDR's on Non-accrual	0	0
Other TDR's	1,063	2,017
Total TDR's	$ 1,063	$ 2,017

Recorded investment in other troubled debt restructurings as of the balance sheet date.

No definition available.

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- Definition

Recorded investment in troubled debt restructuring that are on nonaccrual status as of the balance sheet date.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

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Period Type:	duration

- 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=25495931&loc=d3e18845-111554

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SAB TOPIC 5.P.4(b))

-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747

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

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section P

-Subsection 3, 4

+ Details

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Period Type:	instant

- Details

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- Details

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- Details

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- Details

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- Details

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