Loans Receivable and Allowance for Loan Losses - Summary of Impaired Loans Receivable by Class (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Loans with no related allowance
Loans with no related allowance, Unpaid Principal Balance	$ 49,415	$ 40,526
Loans with no related allowance, Recorded Investment	40,796	34,194
Loans with no related allowance, Average Recorded Investment	44,760	36,033
Loans with no related allowance, Interest Income Recognized	598	664
Loans with an allowance recorded
Loans with an allowance recorded, Unpaid Principal Balance	33,051	18,754
Loans with an allowance recorded, Recorded Investment	27,976	18,060
Related Allowance	2,388	4,284
Loans with an allowance recorded, Average Recorded Investment	36,227	17,319
Loans with an allowance recorded, Interest Income Recognized	349	601
Total
Unpaid Principal Balance	82,466	59,280
Recorded Investment	68,772	52,254
Related Allowance	2,388	4,284
Average Recorded Investment	80,987	53,352
Interest Income Recognized	947	1,265	$ 1,900
Mortgage loans
Loans with no related allowance
Loans with no related allowance, Unpaid Principal Balance	27,499	29,292
Loans with no related allowance, Recorded Investment	23,032	26,087
Loans with no related allowance, Average Recorded Investment	24,286	26,706
Loans with no related allowance, Interest Income Recognized	439	516
Loans with an allowance recorded
Loans with an allowance recorded, Unpaid Principal Balance	28,700	8,865
Loans with an allowance recorded, Recorded Investment	23,917	8,523
Related Allowance	1,188	875
Loans with an allowance recorded, Average Recorded Investment	30,694	8,636
Loans with an allowance recorded, Interest Income Recognized	261	326
Total
Unpaid Principal Balance	56,199	38,157
Recorded Investment	46,949	34,610
Related Allowance	1,188	875
Average Recorded Investment	54,980	35,342
Interest Income Recognized	700	842
Mortgage loans \| Residential
Loans with no related allowance
Loans with no related allowance, Unpaid Principal Balance	11,162	12,326
Loans with no related allowance, Recorded Investment	8,756	9,814
Loans with no related allowance, Average Recorded Investment	9,109	9,999
Loans with no related allowance, Interest Income Recognized	414	423
Loans with an allowance recorded
Loans with an allowance recorded, Unpaid Principal Balance	5,969	7,994
Loans with an allowance recorded, Recorded Investment	5,735	7,652
Related Allowance	605	858
Loans with an allowance recorded, Average Recorded Investment	5,824	7,742
Loans with an allowance recorded, Interest Income Recognized	228	278
Total
Unpaid Principal Balance	17,131	20,320
Recorded Investment	14,491	17,466
Related Allowance	605	858
Average Recorded Investment	14,933	17,741
Interest Income Recognized	642	701
Mortgage loans \| Commercial
Loans with no related allowance
Loans with no related allowance, Unpaid Principal Balance	13,619	15,310
Loans with no related allowance, Recorded Investment	11,610	14,685
Loans with no related allowance, Average Recorded Investment	12,481	15,064
Loans with no related allowance, Interest Income Recognized	13	63
Loans with an allowance recorded
Loans with an allowance recorded, Unpaid Principal Balance	22,731	871
Loans with an allowance recorded, Recorded Investment	18,182	871
Related Allowance	583	17
Loans with an allowance recorded, Average Recorded Investment	24,870	894
Loans with an allowance recorded, Interest Income Recognized	33	48
Total
Unpaid Principal Balance	36,350	16,181
Recorded Investment	29,792	15,556
Related Allowance	583	17
Average Recorded Investment	37,351	15,958
Interest Income Recognized	46	111
Mortgage loans \| Multi-family
Loans with no related allowance
Loans with no related allowance, Unpaid Principal Balance	1,618	0
Loans with no related allowance, Recorded Investment	1,566	0
Loans with no related allowance, Average Recorded Investment	1,596	0
Loans with no related allowance, Interest Income Recognized	12	0
Loans with an allowance recorded
Loans with an allowance recorded, Unpaid Principal Balance	0	0
Loans with an allowance recorded, Recorded Investment	0	0
Related Allowance	0	0
Loans with an allowance recorded, Average Recorded Investment	0	0
Loans with an allowance recorded, Interest Income Recognized	0	0
Total
Unpaid Principal Balance	1,618	0
Recorded Investment	1,566	0
Related Allowance	0	0
Average Recorded Investment	1,596	0
Interest Income Recognized	12	0
Mortgage loans \| Construction
Loans with no related allowance
Loans with no related allowance, Unpaid Principal Balance	1,100	1,656
Loans with no related allowance, Recorded Investment	1,100	1,588
Loans with no related allowance, Average Recorded Investment	1,100	1,643
Loans with no related allowance, Interest Income Recognized	0	30
Loans with an allowance recorded
Loans with an allowance recorded, Unpaid Principal Balance	0	0
Loans with an allowance recorded, Recorded Investment	0	0
Related Allowance	0	0
Loans with an allowance recorded, Average Recorded Investment	0	0
Loans with an allowance recorded, Interest Income Recognized	0	0
Total
Unpaid Principal Balance	1,100	1,656
Recorded Investment	1,100	1,588
Related Allowance	0	0
Average Recorded Investment	1,100	1,643
Interest Income Recognized	0	30
Commercial loans
Loans with no related allowance
Loans with no related allowance, Unpaid Principal Balance	20,701	9,845
Loans with no related allowance, Recorded Investment	17,029	7,254
Loans with no related allowance, Average Recorded Investment	19,689	7,714
Loans with no related allowance, Interest Income Recognized	82	33
Loans with an allowance recorded
Loans with an allowance recorded, Unpaid Principal Balance	4,028	9,498
Loans with an allowance recorded, Recorded Investment	3,756	9,166
Related Allowance	1,155	3,358
Loans with an allowance recorded, Average Recorded Investment	5,225	8,304
Loans with an allowance recorded, Interest Income Recognized	75	257
Total
Unpaid Principal Balance	24,729	19,343
Recorded Investment	20,785	16,420
Related Allowance	1,155	3,358
Average Recorded Investment	24,914	16,018
Interest Income Recognized	157	290
Consumer loans
Loans with no related allowance
Loans with no related allowance, Unpaid Principal Balance	1,215	1,389
Loans with no related allowance, Recorded Investment	735	853
Loans with no related allowance, Average Recorded Investment	785	1,613
Loans with no related allowance, Interest Income Recognized	77	115
Loans with an allowance recorded
Loans with an allowance recorded, Unpaid Principal Balance	323	391
Loans with an allowance recorded, Recorded Investment	303	371
Related Allowance	45	51
Loans with an allowance recorded, Average Recorded Investment	308	379
Loans with an allowance recorded, Interest Income Recognized	13	18
Total
Unpaid Principal Balance	1,538	1,780
Recorded Investment	1,038	1,224
Related Allowance	45	51
Average Recorded Investment	1,093	1,992
Interest Income Recognized	$ 90	$ 133

Impaired Financing Receivable

No definition available.

Name:	pfs_ImpairedFinancingReceivableAbstract
Namespace Prefix:	pfs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Impaired Financing Receivable, with Related Allowance

+ References

No definition available.

+ Details

Name:	pfs_ImpairedFinancingReceivableWithRelatedAllowanceAbstract
Namespace Prefix:	pfs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Impaired Financing Recievable, loans with no related balance

+ References

No definition available.

+ Details

Name:	pfs_ImpairedFinancingRecievableLoansWithNoRelatedBalanceAbstract
Namespace Prefix:	pfs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI https://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI https://asc.fasb.org/extlink&oid=123577603&loc=d3e5258-111524

+ Details

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

- Definition

Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

+ References

+ Details

Name:	us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953550-111524

+ Details

Name:	us-gaap_ImpairedFinancingReceivableRecordedInvestment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of allowance for credit losses related to recorded investment.

+ References

+ Details

Name:	us-gaap_ImpairedFinancingReceivableRelatedAllowance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.

+ References

+ Details

Name:	us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of average investment of impaired financing receivables for which there is no related allowance for credit losses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI https://asc.fasb.org/extlink&oid=123577603&loc=d3e5258-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI https://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524

+ Details

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

- Definition

Amount of interest income, recognized on cash basis, on financing receivables, for which there is no related allowance for credit losses and are recognized as impaired.

+ References

+ Details

Name:	us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.

+ References

+ Details

Name:	us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of unpaid principal balance of impaired financing receivables for which there is no related allowance for credit losses.

+ References

+ Details

Name:	us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of average investment of impaired financing receivables for which there is a related allowance for credit losses.

+ References

+ Details

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

- Definition

Amount of interest income on financing receivables, for which there is a related allowance for credit losses, recognized on a cash-basis method of accounting that the financing receivables were impaired.

+ References

+ Details

Name:	us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.

+ References

+ Details

Name:	us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses.

+ References

+ Details

Name:	us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=pfs_MortgagePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=srt_MultifamilyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConstructionLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: