Consolidated Statements of Equity (unaudited) (Parenthetical)	9 Months Ended
Sep. 30, 2016
Statement of Stockholders' Equity [Abstract]
Common stock, dividend rate, percentage	10.00%

The percentage rate used to calculate dividend payments on common stock.

No definition available.

Name:	pkbk_CommonStockDividendRatePercentage
Namespace Prefix:	pkbk_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration