XML 85 R72.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Loans, net and allowance for credit losses - Allocation of Allowance for Loan Losses and Related Loans by Major Classification of Loans (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Jan. 01, 2023
Allowance for loan losses: |  |  |  |
Beginning balance | $ 27,472 | $ 28,383 | $ 27,344 |
Charge-offs |  | (787) | (956) |
Charge-offs | (3,025) |  |  |
Recoveries |  | 325 | 245 |
Recoveries | 165 |  |  |
Provisions (credits) | 566 | (449) | 1,750 |
Ending balance |  | 27,472 | 28,383 |
Ending balance | 21,895 |  |  |
Ending balance: individually evaluated for impairment |  | 40 | 175 |
Ending balance: individually evaluated for impairment | 31 |  |  |
Ending balance: collectively evaluated for impairment |  | 27,432 | 28,208 |
Ending balance: collectively evaluated for impairment | 21,864 |  |  |
Loans receivable: |  |  |  |
Loans | 3,025 |  |  |
Loans | 2,849,897 |  |  |
Ending balance |  | 2,730,116 | 2,329,173 |
Ending balance: individually evaluated for impairment |  | 3,921 | 4,362 |
Ending balance: collectively evaluated for impairment | 2,845,167 | 2,726,195 | 2,324,811 |
ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning balance | (3,283) |  |  |
Ending balance |  | (3,283) |  |
Cumulative impact of adoption | ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning Balance | 24,189 |  |  |
Ending balance |  | 24,189 |  | $ 3,000
Real estate |  |  |  |
Loans receivable: |  |  |  |
Ending balance: individually evaluated for impairment | 4,730 |  |  |
Non-real estate |  |  |  |
Loans receivable: |  |  |  |
Ending balance: individually evaluated for impairment | 10 |  |  |
Commercial |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning balance | 4,365 | 6,498 | 7,849 |
Charge-offs |  | (161) | (492) |
Charge-offs | (58) |  |  |
Recoveries |  | 40 | 89 |
Recoveries | 11 |  |  |
Provisions (credits) | (363) | (2,012) | (948) |
Ending balance |  | 4,365 | 6,498 |
Ending balance | 2,272 |  |  |
Ending balance: individually evaluated for impairment |  | 19 | 40 |
Ending balance: individually evaluated for impairment | 10 |  |  |
Ending balance: collectively evaluated for impairment |  | 4,346 | 6,458 |
Ending balance: collectively evaluated for impairment | 2,262 |  |  |
Loans receivable: |  |  |  |
Loans | 58 |  |  |
Loans | 368,411 |  |  |
Ending balance |  | 433,048 | 554,547 |
Ending balance: individually evaluated for impairment |  | 98 | 199 |
Ending balance: collectively evaluated for impairment | 368,404 | 432,950 | 554,348 |
Commercial | ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning balance | (1,683) |  |  |
Ending balance |  | (1,683) |  |
Commercial | Cumulative impact of adoption | ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning Balance | 2,682 |  |  |
Ending balance |  | 2,682 |  |
Commercial | Real estate |  |  |  |
Loans receivable: |  |  |  |
Ending balance: individually evaluated for impairment | 7 |  |  |
Commercial | Non-real estate |  |  |  |
Loans receivable: |  |  |  |
Ending balance: individually evaluated for impairment | 10 |  |  |
Municipal |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning balance | 1,247 | 1,955 | 885 |
Provisions (credits) | (1,206) | (708) | 1,070 |
Ending balance |  | 1,247 | 1,955 |
Ending balance | 788 |  |  |
Ending balance: collectively evaluated for impairment |  | 1,247 | 1,955 |
Ending balance: collectively evaluated for impairment | 788 |  |  |
Loans receivable: |  |  |  |
Loans | 175,304 |  |  |
Ending balance |  | 166,210 | 58,580 |
Ending balance: collectively evaluated for impairment | 175,304 | 166,210 | 58,580 |
Municipal | ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning balance | 747 |  |  |
Ending balance |  | 747 |  |
Municipal | Cumulative impact of adoption | ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning Balance | 1,994 |  |  |
Ending balance |  | 1,994 |  |
Commercial real estate |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning balance | 17,915 | 15,928 | 14,559 |
Charge-offs |  | (284) | (252) |
Charge-offs | (2,598) |  |  |
Recoveries |  | 110 | 68 |
Recoveries | 1 |  |  |
Provisions (credits) | 2,179 | 2,161 | 1,553 |
Ending balance |  | 17,915 | 15,928 |
Ending balance | 14,153 |  |  |
Ending balance: individually evaluated for impairment |  |  | 109 |
Ending balance: individually evaluated for impairment | 21 |  |  |
Ending balance: collectively evaluated for impairment |  | 17,915 | 15,819 |
Ending balance: collectively evaluated for impairment | 14,132 |  |  |
Loans receivable: |  |  |  |
Loans | 2,598 |  |  |
Loans | 1,863,118 |  |  |
Ending balance |  | 1,709,827 | 1,343,539 |
Ending balance: individually evaluated for impairment |  | 2,063 | 2,890 |
Ending balance: collectively evaluated for impairment | 1,860,144 | 1,707,764 | 1,340,649 |
Commercial real estate | ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning balance | (3,344) |  |  |
Ending balance |  | (3,344) |  |
Commercial real estate | Cumulative impact of adoption | ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning Balance | 14,571 |  |  |
Ending balance |  | 14,571 |  |
Commercial real estate | Real estate |  |  |  |
Loans receivable: |  |  |  |
Ending balance: individually evaluated for impairment | 2,974 |  |  |
Residential real estate |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning balance | 3,072 | 3,209 | 3,129 |
Charge-offs |  | (31) | (24) |
Recoveries |  | 4 | 7 |
Recoveries | 24 |  |  |
Provisions (credits) | (281) | (110) | 97 |
Ending balance |  | 3,072 | 3,209 |
Ending balance | 3,782 |  |  |
Ending balance: individually evaluated for impairment |  | 21 | 26 |
Ending balance: collectively evaluated for impairment |  | 3,051 | 3,183 |
Ending balance: collectively evaluated for impairment | 3,782 |  |  |
Loans receivable: |  |  |  |
Loans | 360,803 |  |  |
Ending balance |  | 330,728 | 297,624 |
Ending balance: individually evaluated for impairment |  | 1,760 | 1,273 |
Ending balance: collectively evaluated for impairment | 359,054 | 328,968 | 296,351 |
Residential real estate | ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning balance | 967 |  |  |
Ending balance |  | 967 |  |
Residential real estate | Cumulative impact of adoption | ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning Balance | 4,039 |  |  |
Ending balance |  | 4,039 |  |
Residential real estate | Real estate |  |  |  |
Loans receivable: |  |  |  |
Ending balance: individually evaluated for impairment | 1,749 |  |  |
Consumer |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning balance | 873 | 793 | 922 |
Charge-offs |  | (311) | (188) |
Charge-offs | (369) |  |  |
Recoveries |  | 171 | 81 |
Recoveries | 129 |  |  |
Provisions (credits) | 237 | 220 | (22) |
Ending balance |  | 873 | 793 |
Ending balance | 900 |  |  |
Ending balance: collectively evaluated for impairment |  | 873 | 793 |
Ending balance: collectively evaluated for impairment | 900 |  |  |
Loans receivable: |  |  |  |
Loans | 369 |  |  |
Loans | 82,261 |  |  |
Ending balance |  | 90,303 | 74,883 |
Ending balance: collectively evaluated for impairment | 82,261 | 90,303 | $ 74,883 |
Consumer | ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning balance | 30 |  |  |
Ending balance |  | 30 |  |
Consumer | Cumulative impact of adoption | ASC 326 |  |  |  |
Allowance for loan losses: |  |  |  |
Beginning Balance | $ 903 |  |  |
Ending balance |  | $ 903 |  |

X
- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References No definition available. + Details
Name: | pfis_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment1
Namespace Prefix: | pfis_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References No definition available. + Details
Name: | pfis_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment
Namespace Prefix: | pfis_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease. + References No definition available. + Details
Name: | pfis_FinancingReceivablesExcludingAccruedInterestAllowanceForCreditLossWriteoff
Namespace Prefix: | pfis_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(4)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (1) -Publisher SEC Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (3) -Publisher SEC Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (c) -Publisher SEC Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 11B -Subparagraph (c)(1) -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 11B -Subparagraph (g) -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 11B -Subparagraph (g) -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of increase in allowance for credit loss on financing receivable from recovery. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 11B -Subparagraph (c)(4) -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of writeoff of financing receivable, charged against allowance for credit loss. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 11B -Subparagraph (c)(3) -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The balance of financing receivables that were collectively evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L(5)(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480418/310-10-S99-4 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11C -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-11C + Details
Name: | us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-3B Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-5 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The balance of financing receivables that were individually evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11C -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-11C Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L(5)(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480418/310-10-S99-4 + Details
Name: | us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Aggregate gross carrying amount of loans and leases receivable covered by loss sharing agreements. + References No definition available. + Details
Name: | us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCovered
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_NotesReceivableNetAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AdjustmentsForNewAccountingPronouncementsAxis=us-gaap_AccountingStandardsUpdate201613Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CumulativeEffectPeriodOfAdoptionAxis=srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=us-gaap_RealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=pfis_NonRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=pfis_MunicipalPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |