Subsequent Events (Details) - Subsequent Event [Member] $ in Thousands	Oct. 27, 2025 USD ($)
Subsequent Event [Line Items]
Subsequent Event, Date	Oct. 27, 2025
Subsequent Event, Description	On October 27, 2025, Park, entered into an Agreement and Plan of Merger (the “Merger Agreement”) with First Citizens Bancshares, Inc., a Tennessee corporation (“First Citizens”). The Merger Agreement provides that, upon the terms and subject to the conditions set forth therein, First Citizens would merge with and into Park (the “Merger”), with Park continuing as the surviving corporation in the Merger. Immediately following the Merger, Park will cause First Citizens' wholly owned banking subsidiary, First Citizens National Bank, a national banking association (“First Citizens National Bank”), to merge with and into Park's wholly owned banking subsidiary, The Park National Bank, a national banking association (“Park National Bank”) (the “Bank Merger”), with Park National Bank continuing as the surviving bank in the Bank Merger. Upon the terms and subject to the conditions set forth in the Merger Agreement, at the effective time of the Merger (the “Effective Time”), each share of common stock, no par value per share, of First Citizens, issued and outstanding immediately prior to the Effective Time, will be converted into the right to receive 0.52 of a share of common stock, no par value, of Park (the “Park Common Stock”) (the “Merger Consideration”). The Merger Agreement contains customary representations and warranties from Park and First Citizens, and each party has agreed to customary covenants.The completion of the Merger is subject to customary conditions, including, among others, (a) approval of the Merger by First Citizens' shareholders, (b) authorization for listing on the NYSE American stock exchange of the shares of Park Common Stock to be issued in connection with the Merger, subject to official notice of issuance, (c) effectiveness of the Registration Statement on Form S-4 for the Park Common Stock to be issued in the Merger, (d) the receipt of specified governmental consents and approvals that are necessary to consummate the transactions contemplated by the Merger Agreement, including from the Board of Governors of the Federal Reserve System and the Office of the Comptroller of the Currency, and termination or expiration of all applicable waiting periods in respect thereof, in each case without the imposition of a Materially Burdensome Regulatory Condition, and (e) the absence of any order, injunction, decree or other legal restraint preventing the consummation of the Merger or the Bank Merger or making the completion of the Merger or the Bank Merger illegal. The Merger Agreement provides certain termination rights for each party and further provides that a termination fee of $12.5 million will be payable by First Citizens to Park following termination of the Merger Agreement under certain circumstances.Concurrently with the execution and delivery of the Merger Agreement, Park entered into voting agreements (the “Voting Agreements”) with certain shareholders of First Citizens (collectively, the “Significant Shareholders”), pursuant to which, among other things, each Significant Shareholder has agreed, subject to the terms of the Voting Agreement, to (i) vote the common stock of First Citizens over which such Significant Shareholder is entitled to vote (the “First Citizens' Shares”) in favor of the approval and adoption of the Merger Agreement and the other transactions contemplated thereby, and (ii) until the Effective Time, refrain from transferring the First Citizens' Shares, with certain limited exceptions.
Merger agreement termination fee	$ 12,500

Subsequent Events (Details) - Subsequent Event [Member]
$ in Thousands

Oct. 27, 2025

USD ($)

Oct. 27, 2025

On October 27, 2025, Park, entered into an Agreement and Plan of Merger (the “Merger Agreement”) with First Citizens Bancshares, Inc., a Tennessee corporation (“First Citizens”). The Merger Agreement provides that, upon the terms and subject to the conditions set forth therein, First Citizens would merge with and into Park (the “Merger”), with Park continuing as the surviving corporation in the Merger. Immediately following the Merger, Park will cause First Citizens' wholly owned banking subsidiary, First Citizens National Bank, a national banking association (“First Citizens National Bank”), to merge with and into Park's wholly owned banking subsidiary, The Park National Bank, a national banking association (“Park National Bank”) (the “Bank Merger”), with Park National Bank continuing as the surviving bank in the Bank Merger. Upon the terms and subject to the conditions set forth in the Merger Agreement, at the effective time of the Merger (the “Effective Time”), each share of common stock, no par value per share, of First Citizens, issued and outstanding immediately prior to the Effective Time, will be converted into the right to receive 0.52 of a share of common stock, no par value, of Park (the “Park Common Stock”) (the “Merger Consideration”). The Merger Agreement contains customary representations and warranties from Park and First Citizens, and each party has agreed to customary covenants.The completion of the Merger is subject to customary conditions, including, among others, (a) approval of the Merger by First Citizens' shareholders, (b) authorization for listing on the NYSE American stock exchange of the shares of Park Common Stock to be issued in connection with the Merger, subject to official notice of issuance, (c) effectiveness of the Registration Statement on Form S-4 for the Park Common Stock to be issued in the Merger, (d) the receipt of specified governmental consents and approvals that are necessary to consummate the transactions contemplated by the Merger Agreement, including from the Board of Governors of the Federal Reserve System and the Office of the Comptroller of the Currency, and termination or expiration of all applicable waiting periods in respect thereof, in each case without the imposition of a Materially Burdensome Regulatory Condition, and (e) the absence of any order, injunction, decree or other legal restraint preventing the consummation of the Merger or the Bank Merger or making the completion of the Merger or the Bank Merger illegal. The Merger Agreement provides certain termination rights for each party and further provides that a termination fee of $12.5 million will be payable by First Citizens to Park following termination of the Merger Agreement under certain circumstances.Concurrently with the execution and delivery of the Merger Agreement, Park entered into voting agreements (the “Voting Agreements”) with certain shareholders of First Citizens (collectively, the “Significant Shareholders”), pursuant to which, among other things, each Significant Shareholder has agreed, subject to the terms of the Voting Agreement, to (i) vote the common stock of First Citizens over which such Significant Shareholder is entitled to vote (the “First Citizens' Shares”) in favor of the approval and adoption of the Merger Agreement and the other transactions contemplated thereby, and (ii) until the Effective Time, refrain from transferring the First Citizens' Shares, with certain limited exceptions.

Merger agreement termination fee

$ 12,500