XML 57 R46.htm IDEA: XBRL DOCUMENT
v3.21.2

Loans (Narrative) (Details) | 9 Months Ended
--- | ---
Sep. 30, 2021
Financing Receivable, Allowance for Credit Losses [Line Items] |
PPP Program, guarantee percentage | 100.00%
PPP program, interest rate | 1.00%
Minimum [Member] |
Financing Receivable, Allowance for Credit Losses [Line Items] |
PPP Program, maturity period | 2 years
Maximum [Member] |
Financing Receivable, Allowance for Credit Losses [Line Items] |
PPP Program, maturity period | 5 years

X
- Definition PPP Program, guarantee percentage. + References No definition available. + Details
Name: | fraf_PppProgramGuaranteePercentage
Namespace Prefix: | fraf_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition PPP program, interest rate. + References No definition available. + Details
Name: | fraf_PppProgramInterestRate
Namespace Prefix: | fraf_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition PPP Program, maturity period. + References No definition available. + Details
Name: | fraf_PppProgramMaturityPeriod
Namespace Prefix: | fraf_
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_FinancingReceivableAllowanceForCreditLossesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |