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Regulatory Matters (Details Textual) - USD ($) | Dec. 31, 2024 | Dec. 31, 2023
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Regulatory Matters (Additional Textual) [Abstract] |  |
Common equity tier 1 capital to risk-weighted assets, capital conservation buffer ratio | 2.50% |
Tier 1 capital to risk-weighted assets, capital conservation buffer ratio | 2.50% |
Total capital to risk-weighted assets, capital conservation buffer ratio | 2.50% |
Capital conservation buffer ratio | 2.50% | 2.50%
Capital conservation buffer, additional capital amount required | $ 93,300,000 | $ 92,400,000
Minimum ratio of common equity tier 1 capital to risk-weighted assets | 4.50% | 4.50%
Minimum ratio of total capital to risk-weighted assets | 0.08 | 0.08
Minimum ratio of tier 1 capital to risk-weighted assets | 0.06 | 0.06
Minimum leverage ratio | 0.04 | 0.04
Farmers National Banc Corp |  |
Regulatory Matters (Additional Textual) [Abstract] |  |
Minimum ratio of common equity tier 1 capital to risk-weighted assets | 4.50% | 4.50%
Minimum ratio of total capital to risk-weighted assets | 0.08 | 0.08
Minimum ratio of tier 1 capital to risk-weighted assets | 0.060 | 0.06
Minimum leverage ratio | 0.04 | 0.04
Dividends that can be declared without prior approval | $ 83,600,000 |
Farmers Trust Company |  |
Regulatory Matters (Additional Textual) [Abstract] |  |
Minimum capital maintained by trust | 3,000,000 |
Dividends that can be declared without prior approval | $ 2,000,000 |

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- Definition Capital required for capital adequacy to risk weighted assets capital conservation buffer ratio. + References No definition available. + Details
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- Definition Tier one risk based capital required for capital adequacy to risk weighted assets capital conservation buffer ratio. + References No definition available. + Details
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- Definition Minimum amount of net capital required to be maintained by broker-dealer parent, calculated under Aggregate Indebtedness Standard. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Rule 15c3-1 -Number 240 -Section 15c3-1 -Publisher SEC + Details
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- Definition Ratio of minimum total risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477270/942-505-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Publisher FASB -URI https://asc.fasb.org/1943274/2147477270/942-505-50-1B + Details
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