Note 5 - Loan Restructurings - Schedule of Modified Loans With Subsequent Default (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Payment Deferral [Member]
Loans, modified, subsequent default	$ 0	$ 0	$ 124	$ 0
Payment Deferral [Member] \| Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Loans, modified, subsequent default	0		124
Payment Deferral [Member] \| Residential Portfolio Segment [Member] \| Home Equity Loan [Member]
Loans, modified, subsequent default	0	0	0	0
Payment Deferral [Member] \| Residential Portfolio Segment [Member] \| 1-4 Family Residential [Member]
Loans, modified, subsequent default				0
Extended Maturity [Member]
Loans, modified, subsequent default	0	0	0	0
Extended Maturity [Member] \| Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Loans, modified, subsequent default	0		0
Extended Maturity [Member] \| Residential Portfolio Segment [Member] \| Home Equity Loan [Member]
Loans, modified, subsequent default	0	0	0	0
Extended Maturity [Member] \| Residential Portfolio Segment [Member] \| 1-4 Family Residential [Member]
Loans, modified, subsequent default				0
Contractual Interest Rate Reduction [Member]
Loans, modified, subsequent default	0	29	0	59
Contractual Interest Rate Reduction [Member] \| Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Loans, modified, subsequent default	0		0
Contractual Interest Rate Reduction [Member] \| Residential Portfolio Segment [Member] \| Home Equity Loan [Member]
Loans, modified, subsequent default	0	29	0	29
Contractual Interest Rate Reduction [Member] \| Residential Portfolio Segment [Member] \| 1-4 Family Residential [Member]
Loans, modified, subsequent default				30
Extended Maturity and Interest Rate Reduction [Member]
Loans, modified, subsequent default	0	0	19	41
Extended Maturity and Interest Rate Reduction [Member] \| Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Loans, modified, subsequent default	0		0
Extended Maturity and Interest Rate Reduction [Member] \| Residential Portfolio Segment [Member] \| Home Equity Loan [Member]
Loans, modified, subsequent default	$ 0	$ 0	$ 19	0
Extended Maturity and Interest Rate Reduction [Member] \| Residential Portfolio Segment [Member] \| 1-4 Family Residential [Member]
Loans, modified, subsequent default				$ 41

FARMERS NATIONAL BANC CORP /OH/ 10-Q