XML 45 R34.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Loans, net and allowance for loan losses - Net Deferred Loan Costs (Details) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Loans, net and allowance for loan losses |  |
Net deferred loan costs | $ 494 | $ 579

X
- Definition Deferred Loan Costs Net + References No definition available. + Details
Name: | pfis_DeferredLoanCostsNet
Namespace Prefix: | pfis_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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