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Stock-Based Compensation Plans - Schedule of Changes in Outstanding Options (Details) - USD ($) $ / shares in Units, $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024
Stock option grants |  |
Number Of Shares |  |
Outstanding, beginning balance (in shares) | 142,990 |
Outstanding, ending balance (in shares) | 175,005 | 142,990
Exercisable (in shares) | 113,510 |
Vested (in shares) | 0 |
Weighted Average Exercise Price |  |
Outstanding, beginning balance (in dollars per share) | $ 23.35 |
Outstanding, ending balance (in dollars per share) | 24.68 | $ 23.35
Exercisable (in dollars per share) | $ 21.24 |
Weighted Average Remaining Term (yrs) |  |
Outstanding, Weighted Average Remaining Term (years) | 2 years 9 months 18 days | 3 years 3 months 18 days
Exercisable, Weighted Average Remaining Term (years) | 2 years 2 months 12 days |
Weighted Average Grant Date Fair Value |  |
Beginning balance, Weighted Average Grant Date Fair Value | $ 1,281 |
Ending balance, Weighted Average Grant Date Fair Value | 1,681 | $ 1,281
Exercisable, Weighted Average Grant Date Fair Value | 918 |
Vested, Weighted Average Grant Date Fair Value | $ 0 |
Time-based awards granted |  |
Number Of Shares |  |
Granted (in shares) | 12,005 |
Weighted Average Exercise Price |  |
Granted (in dollars per share) | $ 30.63 |
Weighted Average Grant Date Fair Value |  |
Granted, Weighted Average Grant Date Fair Value | $ 150 |
Performance-based awards granted |  |
Number Of Shares |  |
Granted (in shares) | 20,010 |
Weighted Average Exercise Price |  |
Granted (in dollars per share) | $ 30.63 |
Weighted Average Grant Date Fair Value |  |
Granted, Weighted Average Grant Date Fair Value | $ 250 |

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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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