XML 74 R64.htm IDEA: XBRL DOCUMENT
v3.21.1

FAIR VALUE - Additional Information (Details) | 3 Months Ended
--- | ---
Mar. 31, 2021 USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Fair value transfers between level 1 and level 2 | $ 0
Loans Receivable [Member] | Property A [Member] |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Discount rate | 15.00%
Age of appraisal | 12 months

X
- Definition Fair value inputs, discount rate. + References No definition available. + Details
Name: | pgc_FairValueDiscountRate
Namespace Prefix: | pgc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair Value Inputs, Age Of Appraisal. + References No definition available. + Details
Name: | pgc_FairValueInputsAgeOfAppraisal
Namespace Prefix: | pgc_
Data Type: | xbrli:durationItemType
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 No definition available. + Details
Name: | us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of transfers of assets measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bb) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueAssetsLevel1ToLevel2TransfersAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByAssetClassAxis=us-gaap_LoansReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=pgc_PropertyAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |