Summary of Significant Accounting Policies	6 Months Ended
Jun. 30, 2022
Accounting Policies [Abstract]
Summary of Significant Accounting Policies	NOTES TO UNAUDITED CONSOLIDATED FINANCIAL STATEMENTS Principles of Consolidation: Farmers National Banc Corp. (“Company” or "Farmers") is a Financial Holding Company registered under the Bank Holding Company Act of 1956, as amended. The Company provides full banking services through its nationally chartered subsidiary, The Farmers National Bank of Canfield (“Bank”). The consolidated financial statements also include the accounts of the Bank’s subsidiaries; Farmers National Insurance, LLC (“Insurance”) and Farmers of Canfield Investment Co. (“Investments”). The Company provides trust and retirement consulting services through its subsidiary, Farmers Trust Company (“Trust”), and insurance services through the Bank’s subsidiary, Insurance. Farmers National Captive, Inc. (“Captive”) is a wholly-owned insurance subsidiary of the Company that provides property and casualty insurance coverage to the Company and its subsidiaries. The Captive pools resources with eleven similar insurance company subsidiaries of financial institutions to spread a limited amount of risk among themselves and to provide insurance where not currently available or economically feasible in today’s insurance market place. The consolidated financial statements include the accounts of the Company, the Bank and its subsidiaries, along with the Trust and Captive. All significant intercompany balances and transactions have been eliminated in the consolidation. Basis of Presentation: The unaudited condensed consolidated financial statements have been prepared in conformity with the instructions to Form 10-Q and Article 10 of Regulation S-X. Accordingly, they do not include all of the information and footnotes required by U.S. generally accepted accounting principles (“U.S. GAAP”) for complete financial statements. The financial statements should be read in conjunction with the consolidated financial statements and notes thereto included in the Company’s 2021 Annual Report to Shareholders included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2021 (“2021 Form 10-K”). The interim consolidated financial statements include all adjustments (consisting of only normal recurring items) that, in the opinion of management, are necessary for a fair presentation of the financial position and results of operations for the periods presented. The results of operations for the interim periods disclosed herein are not necessarily indicative of the results that may be expected for a full year. Certain items included in the prior period financial statements were reclassified to conform to the current period presentation. There was no effect on net income or total stockholders’ equity. Estimates: The preparation of financial statements in conformity with U.S. GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, the disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates. Segments: The Company provides a broad range of financial services to individuals and companies in northeastern Ohio and western Pennsylvania. Operations are managed and financial performance is primarily aggregated and reported in two lines of business, the Bank segment and the Trust segment. Equity: There are 50,000,000 shares authorized and available for issuance as of June 30, 2022. Outstanding shares at June 30, 2022 were 34,032,157. Comprehensive Income: Comprehensive income consists of net income and other comprehensive income. Other comprehensive income consists of unrealized gains and losses on securities available for sale and changes in the funded status of the post-retirement plan, which are recognized as components of stockholders’ equity, net of tax effect. Updates to Significant Accounting Policies: New Accounting Standard: On March 31, 2022, FASB issued ASU 2022-02, which eliminates the troubled debt restructuring (“TDR”), accounting model for creditors that have adopted Topic 326, Financial Instruments – Credit Losses. Due to the removal of the TDR accounting model, all loan modifications now will be accounted for under the general loan modification guidance in Subtopic 310-20. In addition, on a prospective basis, entities will be subject to new disclosure requirements covering modifications of receivables to borrowers experiencing financial difficulty. Public business entities within the scope of the Topic 326 vintage disclosure requirements also will be required to prospectively disclose current-period gross write-off information by vintage, or year of origination. For entities that have adopted Topic 326, ASU 2022-02 takes effect in reporting periods beginning after December 15, 2022. Early adoption is permitted. The Company has elected not to early adopt ASU 2022-02 at this time. The adoption of this standard is not expected to have a material effect on the Company’s operating results or financial condition.

Summary of Significant Accounting Policies

6 Months Ended

Jun. 30, 2022

Summary of Significant Accounting Policies

NOTES TO UNAUDITED CONSOLIDATED FINANCIAL STATEMENTS

Principles of Consolidation:

Farmers National Banc Corp. (“Company” or "Farmers") is a Financial Holding Company registered under the Bank Holding Company Act of 1956, as amended. The Company provides full banking services through its nationally chartered subsidiary, The Farmers National Bank of Canfield (“Bank”). The consolidated financial statements also include the accounts of the Bank’s subsidiaries; Farmers National Insurance, LLC (“Insurance”) and Farmers of Canfield Investment Co. (“Investments”). The Company provides trust and retirement consulting services through its subsidiary, Farmers Trust Company (“Trust”), and insurance services through the Bank’s subsidiary, Insurance. Farmers National Captive, Inc. (“Captive”) is a wholly-owned insurance subsidiary of the Company that provides property and casualty insurance coverage to the Company and its subsidiaries. The Captive pools resources with eleven similar insurance company subsidiaries of financial institutions to spread a limited amount of risk among themselves and to provide insurance where not currently available or economically feasible in today’s insurance market place. The consolidated financial statements include the accounts of the Company, the Bank and its subsidiaries, along with the Trust and Captive. All significant intercompany balances and transactions have been eliminated in the consolidation.

Basis of Presentation:

The unaudited condensed consolidated financial statements have been prepared in conformity with the instructions to Form 10-Q and Article 10 of Regulation S-X. Accordingly, they do not include all of the information and footnotes required by U.S. generally accepted accounting principles (“U.S. GAAP”) for complete financial statements. The financial statements should be read in conjunction with the consolidated financial statements and notes thereto included in the Company’s 2021 Annual Report to Shareholders included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2021 (“2021 Form 10-K”). The interim consolidated financial statements include all adjustments (consisting of only normal recurring items) that, in the opinion of management, are necessary for a fair presentation of the financial position and results of operations for the periods presented. The results of operations for the interim periods disclosed herein are not necessarily indicative of the results that may be expected for a full year. Certain items included in the prior period financial statements were reclassified to conform to the current period presentation. There was no effect on net income or total stockholders’ equity.

Estimates:

The preparation of financial statements in conformity with U.S. GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, the disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates.

Segments:

The Company provides a broad range of financial services to individuals and companies in northeastern Ohio and western Pennsylvania. Operations are managed and financial performance is primarily aggregated and reported in two lines of business, the Bank segment and the Trust segment.

Equity:

There are 50,000,000 shares authorized and available for issuance as of June 30, 2022. Outstanding shares at June 30, 2022 were 34,032,157.

Comprehensive Income:

Comprehensive income consists of net income and other comprehensive income. Other comprehensive income consists of unrealized gains and losses on securities available for sale and changes in the funded status of the post-retirement plan, which are recognized as components of stockholders’ equity, net of tax effect.

Updates to Significant Accounting Policies:

New Accounting Standard:

On March 31, 2022, FASB issued ASU 2022-02, which eliminates the troubled debt restructuring (“TDR”), accounting model for creditors that have adopted Topic 326, Financial Instruments – Credit Losses. Due to the removal of the TDR accounting model, all loan modifications now will be accounted for under the general loan modification guidance in Subtopic 310-20. In addition, on a prospective basis, entities will be subject to new disclosure requirements covering modifications of receivables to borrowers experiencing financial difficulty. Public business entities within the scope of the Topic 326 vintage disclosure requirements also will be required to prospectively disclose current-period gross write-off information by vintage, or year of origination. For entities that have adopted Topic 326, ASU 2022-02 takes effect in reporting periods beginning after December 15, 2022. Early adoption is permitted. The Company has elected not to early adopt ASU 2022-02 at this time. The adoption of this standard is not expected to have a material effect on the Company’s operating results or financial condition.