XML 61 R51.htm IDEA: XBRL DOCUMENT v3.23.1

Loan Quality And Allowance For Credit Losses (Narrative) (Details) - USD ($)	Mar. 31, 2023	Dec. 31, 2022
Loan Quality And Allowance For Credit Losses [Abstract]
Loan Deferral Or Modification, Granted, Amount	$ 120,000	$ 120,000

X

- Definition

Loan Deferral Or Modification, Granted, Amount.

+ References

No definition available.

+ Details

Name:	fraf_LoanDeferralOrModificationGrantedAmount
Namespace Prefix:	fraf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableGrossAllowanceAndNetAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration