Fair Value Measurements - Additional Information (Detail) (Maximum [Member])	6 Months Ended
Jun. 30, 2014
Maximum [Member]
Estimated costs	6.00%

Loans measured for impairment based on fair value of underlying collateral estimated costs.

No definition available.

Name:	pfs_LoansMeasuredForImpairmentBasedOnFairValueOfUnderlyingCollateralEstimatedCosts
Namespace Prefix:	pfs_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration