XML 109 R101.htm IDEA: XBRL DOCUMENT
v3.24.0.1

BENEFIT PLANS - Additional Information (Details) - 401(K) Plan [Member] - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Company contribution percentage of compensation for each employee | 3.00% | 3.00% | 2.00%
Contributions to the plan | $ 3.5 | $ 3.7 | $ 2.9
Defined Contribution Plan partially match Employee Contribution Percent | 3.00% |  |

X
- Definition Defined contribution plan, employer discretionary contribution, percent. + References No definition available. + Details
Name: | pgc_DefinedContributionPlanEmployerDiscretionaryContributionPercent
Namespace Prefix: | pgc_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Defined contribution plan partially match employee contribution percent. + References No definition available. + Details
Name: | pgc_DefinedContributionPlanPartiallyMatchEmployeeContributionPercent
Namespace Prefix: | pgc_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of contributions made by employer into fund established for purposes of making future disbursement to individual in accordance with deferred compensation arrangement. + References No definition available. + Details
Name: | us-gaap_DeferredCompensationArrangementWithIndividualContributionsByEmployer
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_RetirementPlanNameAxis=pgc_Retirement401KPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |