XML 34 R87.htm IDEA: XBRL DOCUMENT v2.4.1.9

Short-term borrowings - Summary of Short-term Borrowings (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Short-term Debt [Line Items]
Short-term borrowings	$ 19,557us-gaap_ShortTermBorrowings	$ 22,052us-gaap_ShortTermBorrowings
Short-term borrowings, Average Balance	14,871us-gaap_ShorttermDebtAverageOutstandingAmount	10,158us-gaap_ShorttermDebtAverageOutstandingAmount
Short-term borrowings, Maximum Month-End Balance	41,715us-gaap_ShorttermDebtMaximumMonthendOutstandingAmount	25,898us-gaap_ShorttermDebtMaximumMonthendOutstandingAmount
Short-term borrowings, Weighted Average Rate for the Year	0.48%pfis_ShortTermDebtWeightedAverageInterestRateDuringYear	0.33%pfis_ShortTermDebtWeightedAverageInterestRateDuringYear
Short-term borrowings, Weighted Average Rate at end of the Year	0.28%pfis_ShortTermDebtWeightedAverageInterestRateAtYearEnd	0.67%pfis_ShortTermDebtWeightedAverageInterestRateAtYearEnd
FHLB Advances [Member]
Short-term Debt [Line Items]
Short-term borrowings	18,875us-gaap_ShortTermBorrowings / us-gaap_ShortTermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember
Short-term borrowings, Average Balance	2,142us-gaap_ShorttermDebtAverageOutstandingAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember	51us-gaap_ShorttermDebtAverageOutstandingAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember
Short-term borrowings, Maximum Month-End Balance	18,875us-gaap_ShorttermDebtMaximumMonthendOutstandingAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember
Short-term borrowings, Weighted Average Rate for the Year	0.25%pfis_ShortTermDebtWeightedAverageInterestRateDuringYear / us-gaap_ShortTermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember	0.33%pfis_ShortTermDebtWeightedAverageInterestRateDuringYear / us-gaap_ShortTermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember
Short-term borrowings, Weighted Average Rate at end of the Year	0.28%pfis_ShortTermDebtWeightedAverageInterestRateAtYearEnd / us-gaap_ShortTermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember
Repurchase Agreements [Member]
Short-term Debt [Line Items]
Short-term borrowings	682us-gaap_ShortTermBorrowings / us-gaap_InvestmentTypeAxis = us-gaap_RepurchaseAgreementsMember	22,052us-gaap_ShortTermBorrowings / us-gaap_InvestmentTypeAxis = us-gaap_RepurchaseAgreementsMember
Short-term borrowings, Average Balance	12,729us-gaap_ShorttermDebtAverageOutstandingAmount / us-gaap_InvestmentTypeAxis = us-gaap_RepurchaseAgreementsMember	10,107us-gaap_ShorttermDebtAverageOutstandingAmount / us-gaap_InvestmentTypeAxis = us-gaap_RepurchaseAgreementsMember
Short-term borrowings, Maximum Month-End Balance	$ 22,840us-gaap_ShorttermDebtMaximumMonthendOutstandingAmount / us-gaap_InvestmentTypeAxis = us-gaap_RepurchaseAgreementsMember	$ 25,898us-gaap_ShorttermDebtMaximumMonthendOutstandingAmount / us-gaap_InvestmentTypeAxis = us-gaap_RepurchaseAgreementsMember
Short-term borrowings, Weighted Average Rate for the Year	0.53%pfis_ShortTermDebtWeightedAverageInterestRateDuringYear / us-gaap_InvestmentTypeAxis = us-gaap_RepurchaseAgreementsMember	0.33%pfis_ShortTermDebtWeightedAverageInterestRateDuringYear / us-gaap_InvestmentTypeAxis = us-gaap_RepurchaseAgreementsMember
Short-term borrowings, Weighted Average Rate at end of the Year	0.38%pfis_ShortTermDebtWeightedAverageInterestRateAtYearEnd / us-gaap_InvestmentTypeAxis = us-gaap_RepurchaseAgreementsMember	0.67%pfis_ShortTermDebtWeightedAverageInterestRateAtYearEnd / us-gaap_InvestmentTypeAxis = us-gaap_RepurchaseAgreementsMember

X

- Definition

Short Term Debt Weighted Average Interest Rate At Year End

+ References

No definition available.

+ Details

Name:	pfis_ShortTermDebtWeightedAverageInterestRateAtYearEnd
Namespace Prefix:	pfis_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Short Term Debt Weighted Average Interest Rate During Year

+ References

No definition available.

+ Details

Name:	pfis_ShortTermDebtWeightedAverageInterestRateDuringYear
Namespace Prefix:	pfis_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19

-Subparagraph a

-Article 5



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(a))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.13)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.(a),16(a)(1))

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910



Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Subparagraph a(1)

-Article 7



Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 13

-Subparagraph 2, 3

-Article 9

+ Details

Name:	us-gaap_ShortTermBorrowings
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period.

+ References

No definition available.

+ Details

Name:	us-gaap_ShorttermDebtAverageOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

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

X

- Definition

For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, maximum month-end borrowings during the period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



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

-Publisher SEC

-Name Industry Guide

-Number 3

-Section VII

-Subsection 2

+ Details

Name:	us-gaap_ShorttermDebtMaximumMonthendOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_InvestmentTypeAxis=us-gaap_RepurchaseAgreementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShortTermDebtTypeAxis=us-gaap_FederalHomeLoanBankAdvancesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: