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10. Commitments and Contingencies (Details Narrative) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Commitments And Contingencies Details Narrative
Rent expense	$ 756	$ 752	$ 702
Overnight federal funds	$ 79,500

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- References

No definition available.

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Namespace Prefix:	PEBK_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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- Definition

Custom Element.

+ References

No definition available.

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Name:	PEBK_OvernightFederalFunds
Namespace Prefix:	PEBK_
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Balance Type:	credit
Period Type:	instant

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- Definition

Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41499-112717

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