XML 59 R53.htm IDEA: XBRL DOCUMENT
v3.26.1

LOANS AND LEASES (Summary of Information Related to Modification) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2026 | Mar. 31, 2025
Significant Payment Delay [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized Cost Basis at Period End | $ 82 | $ 19,287
% of Total Class of Financing Receivable | 0.01% | 1.18%
Significant Payment Delay and Term Extension [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized Cost Basis at Period End | $ 2,338 | $ 416
% of Total Class of Financing Receivable | 0.12% | 0.03%
Interest Rate Reduction and Significant Payment Delay [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized Cost Basis at Period End | $ 1,209 |
% of Total Class of Financing Receivable | 0.07% |
Interest Rate Reduction and Term Extension [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized Cost Basis at Period End |  | $ 9,307
% of Total Class of Financing Receivable |  | 0.52%
Residential Portfolio Segment [Member] | Significant Payment Delay [Member] | Primary Residential Mortgages [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized Cost Basis at Period End | $ 82 | $ 295
% of Total Class of Financing Receivable | 0.01% | 0.05%
Residential Portfolio Segment [Member] | Interest Rate Reduction and Significant Payment Delay [Member] | Multifamily Property [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized Cost Basis at Period End | $ 1,209 |
% of Total Class of Financing Receivable | 0.07% |
Commercial Portfolio Segment [Member] | Significant Payment Delay [Member] | Commercial and Industrial [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized Cost Basis at Period End |  | $ 10,689
% of Total Class of Financing Receivable |  | 0.66%
Commercial Portfolio Segment [Member] | Significant Payment Delay [Member] | Investment Property [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized Cost Basis at Period End |  | $ 8,303
% of Total Class of Financing Receivable |  | 0.47%
Commercial Portfolio Segment [Member] | Significant Payment Delay and Term Extension [Member] | Commercial and Industrial [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized Cost Basis at Period End | $ 2,338 | $ 416
% of Total Class of Financing Receivable | 0.12% | 0.03%
Commercial Portfolio Segment [Member] | Interest Rate Reduction and Term Extension [Member] | Commercial and Industrial [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized Cost Basis at Period End |  | $ 9,307
% of Total Class of Financing Receivable |  | 0.52%

X
- Definition Financial receivable modifications post modification recorded investment. + References No definition available. + Details
Name: | pgc_FinancialReceivableModificationsPostModificationRecordedInvestment
Namespace Prefix: | pgc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage of financing receivable modified during period for debtor experiencing financial difficulty to total financing receivables. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org/1943274/2147481933/310-10-55-12A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-42 + Details
Name: | us-gaap_FinancingReceivableModificationToTotalFinancingReceivablesPercent
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org/1943274/2147481933/310-10-55-12A Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 34 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-34 Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 33 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-33 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-42 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-42 + Details
Name: | us-gaap_FinancingReceivableModificationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_LoanRestructuringModificationAxis=pgc_SignificantPaymentDelayMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LoanRestructuringModificationAxis=pgc_SignificantPaymentDelayAndTermExtensionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LoanRestructuringModificationAxis=pgc_InterestRateReductionAndSignificantPaymentDelayMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LoanRestructuringModificationAxis=pgc_InterestRateReductionAndTermExtensionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=pgc_PrimaryResidentialMortgagesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=pgc_MultifamilyPropertyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_EquitySecuritiesByIndustryAxis=us-gaap_CommercialAndIndustrialSectorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=pgc_InvestmentPropertyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |