XML 60 R50.htm IDEA: XBRL DOCUMENT v3.8.0.1

Note 10 - Pending Merger and Acquisition (Details Textual) - Prime Bank [Member] - USD ($)	3 Months Ended	9 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Aug. 01, 2017
Business Acquisition, Cash Consideration Percentage			115.00%
Business Combination, Acquisition Related Costs		$ 39,000
Scenario, Forecast [Member]
Business Combination, Acquisition Related Costs	$ 500,000

X

- Definition

The percentage of the acquirees tangible book value to be paid out as cash considerations in a business acquisition.

+ References

No definition available.

+ Details

Name:	pnbk_BusinessAcquisitionCashConsiderationPercentage
Namespace Prefix:	pnbk_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

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=84229725&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_BusinessAcquisitionAxis=pnbk_PrimeBankMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementScenarioAxis=us-gaap_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: