XML 69 R57.htm IDEA: XBRL DOCUMENT v3.3.1.900

Merger accounting - Summary of Merger Related Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Merger Related Items [Line Items]
Merger related costs	$ 0	$ 1,725	$ 4,609
Accounting [Member]
Merger Related Items [Line Items]
Merger related costs		258	65
Legal and Consulting [Member]
Merger Related Items [Line Items]
Merger related costs		85	1,011
Salaries and Benefits [Member]
Merger Related Items [Line Items]
Merger related costs		459	1,851
Equipment Disposition and Contract Termination [Member]
Merger Related Items [Line Items]
Merger related costs		440	709
System Conversion/Deconversion Costs [Member]
Merger Related Items [Line Items]
Merger related costs		278	956
Other [Member]
Merger Related Items [Line Items]
Merger related costs		$ 205	$ 17

X

- Definition

Merger Related Items [Line Items]

+ References

No definition available.

+ Details

Name:	pfis_MergerRelatedItemsLineItems
Namespace Prefix:	pfis_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e1043-128460

+ Details

Name:	us-gaap_BusinessCombinationAcquisitionRelatedCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_IncomeStatementLocationAxis=pfis_AccountingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_IncomeStatementLocationAxis=pfis_LegalAndOtherConsultingFeesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_IncomeStatementLocationAxis=pfis_SalariesAndBenefitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_IncomeStatementLocationAxis=pfis_EquipmentDispositionAndContractTerminationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_IncomeStatementLocationAxis=pfis_SystemConversionDeconversionCostsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_OtherExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: