XML 117 R104.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Commitments And Contingencies (Outstanding Commitments ) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Commercial Commitments To Extend Credit [Member] |  |
Loss Contingencies [Line Items] |  |
Commitments outstanding | $ 288,075 | $ 234,975
Consumer Commitments To Extend Credit (Secured) [Member] |  |
Loss Contingencies [Line Items] |  |
Commitments outstanding | 82,095 | 71,761
Consumer Commitments To Extend Credit (Unsecured) [Member] |  |
Loss Contingencies [Line Items] |  |
Commitments outstanding | 5,389 | 5,224
Commitments To Extend Credit [Member] |  |
Loss Contingencies [Line Items] |  |
Commitments outstanding | 375,559 | 311,960
Standby Letters of Credit [Member] |  |
Loss Contingencies [Line Items] |  |
Commitments outstanding | $ 23,284 | $ 22,334

X
- Definition Commitments Outstanding + References No definition available. + Details
Name: | fraf_CommitmentsOutstanding
Namespace Prefix: | fraf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

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

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

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

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_StandbyLettersOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |