XML 54 R61.htm IDEA: XBRL DOCUMENT
v3.20.1

Fair Value Measurements - Additional Information (Details) - USD ($) | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Schedule Of Available For Sale Securities [Line Items] |  |
Fair value assets transfers between levels amount | $ 0 |
Corporate [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Available for sale securities aggregate market value | 0 | $ 0
Level 2 [Member] | Corporate [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Available For sale securities continuous unrealized loss position twelve months or more amortized historical cost basis | 4,700,000 |
Available for sale securities aggregate market value | $ 4,900,000 |

X
- Definition Available for sale securities continuous unrealized loss position twelve months or more amortized historical cost basis. + References No definition available. + Details
Name: | pbhc_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrMoreAmortizedHistoricalCostBasis
Namespace Prefix: | pbhc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value assets transfers between levels amount. + References No definition available. + Details
Name: | pbhc_FairValueAssetsTransfersBetweenLevelsAmount
Namespace Prefix: | pbhc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118955579&loc=SL82922890-210455 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27337-111563 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=118942371&loc=SL82922954-210456 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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_ScheduleOfAvailableForSaleSecuritiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |