XML 85 R75.htm IDEA: XBRL DOCUMENT
v3.23.2

Deposits (Narrative) (Details) - USD ($) $ in Millions | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Deposits [Abstract] |  |
Time deposits greater than $250,000 | $ 16.3 | $ 8.8

X
- Definition Time Deposits 250000 Or More + References No definition available. + Details
Name: | fraf_TimeDeposits250000OrMore
Namespace Prefix: | fraf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_DepositsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration