Stockholders' Equity (Tables)
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12 Months Ended |
Dec. 31, 2025 |
| Equity [Abstract] |
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| Schedule of Dividends Payable |
Dividends received from subsidiaries were as follows for the years ended December 31,: | | | | | | | | | | | | | | | | | | | 2025 | | 2024 | | 2023 | | Dividends from the Bank | $ | 7,600 | | | $ | — | | | $ | 26,000 | | | Dividends from Sunflower Wealth Advisors, LLC | 165 | | | 720 | | | 595 | |
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| Schedule of Stock Option Activity |
The following table presents stock options outstanding as of and for the year ended December 31,: | | | | | | | | | | | | | | | | | | | Shares | | Weighted-Average Exercise Price, per Share | | Weighted-Average Remaining Term (years) | | 2025 | | | | | | | Outstanding, beginning of year | 882,570 | | | $ | 20.39 | | | | | Exercised | (183,741) | | | 20.95 | | | | | | | | | | | | | | | | | Outstanding, vested, and exercisable, end of year | 698,829 | | | $ | 20.25 | | | 2.22 | | | | | | | | | | | | | | 2024 | | | | | | | Outstanding, beginning of year | 1,245,000 | | | $ | 20.25 | | | | | Exercised | (362,430) | | | 19.92 | | | | | | | | | | | | | | | | | Outstanding, end of year | 882,570 | | | $ | 20.39 | | | 3.37 | | Options vested or expected to vest, end of year | 882,570 | | | $ | 20.39 | | | | | Options vested and exercisable, end of year | 876,095 | | | $ | 20.30 | | | 3.34 |
The following table presents option activity for the years ended December 31,: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Shares | | Weighted-Average Exercise Price, per Share | | Weighted-Average Remaining Term (years) | | 2025 | | | | | | | | | | | | | Outstanding, beginning of year | | | | | | | 74,919 | | | $ | 22.76 | | | | | | | | | | | | | | | | | Exercised | | | | | | | (64,479) | | | 22.45 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Outstanding, vested, and exercisable, end of year | | | | | | | 10,440 | | | $ | 24.66 | | | 3.49 | | | | | | | | | | | | | | | | | | | | | | | | | | 2024 | | | | | | | | | | | | | Outstanding, beginning of year | | | | | | | 121,901 | | | $ | 22.76 | | | | | | | | | | | | | | | | | Exercised | | | | | | | (46,460) | | | 22.83 | | | | | | | | | | | | | | | | | Forfeited | | | | | | | (522) | | | 17.24 | | | | | Outstanding, vested, and exercisable, end of year | | | | | | | 74,919 | | | $ | 22.76 | | | 3.02 | | | | | | | | | | | | | | | | | | | | | | | | |
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| Schedule of Nonvested Restricted Stock Units Activity |
The following table presents non-vested restricted stock units outstanding with only a service condition as of and for the years ended December 31,: | | | | | | | | | | | | | | | | | | | Shares | | Weighted-Average Issuance Price, per Share | | Weighted-Average Remaining Term (years) | | 2025 | | | | | | | Outstanding, beginning of year | 11,739 | | | $ | 35.75 | | | | | Issued | 133,129 | | | 36.24 | | | | | Vested, restriction released | (26,463) | | | 37.39 | | | | | Forfeited | (3,946) | | | 35.80 | | | | | Outstanding, end of year | 114,459 | | | $ | 35.94 | | | 1.74 | | 2024 | | | | | | | Outstanding, beginning of year | 15,007 | | | $ | 26.99 | | | | | Issued | 11,739 | | | 35.75 | | | | | Vested, restriction released | (14,266) | | | 26.99 | | | | | Forfeited | (741) | | | 26.99 | | | | | Outstanding, end of year | 11,739 | | | $ | 35.75 | | | 0.25 |
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| Share Based Compensation Performance Shares, Valuation Assumptions |
The assumptions used in the simulation were as follows: | | | | | | | | | | | December 31, 2025 | | | | | | | | | | | | Simulation Period (years) | 2.75 | | | | | | Risk-free rate | 3.86 | % | | | | | | Annualized volatility | 29.70 | % | | | | |
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| Share-Based Payment Arrangement, Performance Shares, Activity |
Performance share units outstanding at December 31, 2025 are as follows: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2025 | Grant Date | | End of Performance Period | | Conditions | | Target Units | | Probable Units | | Unrecognized Compensation Cost | | April 2025 | | April 2028 | | Market | | 64,290 | | | — | | | $ | 1,749 | | | April 2024 | | April 2027 | | Performance | | 84,150 | | | 58,905 | | | 1,245 | | | April 2023 | | April 2026 | | Performance | | 87,590 | | | 65,693 | | | 153 | | | | | | | | 236,030 | | | 124,598 | | | $ | 3,147 | |
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| Share-Based Payment Arrangement, Performance Shares, Outstanding Activity |
The following table presents performance share unit activity at target for the years ended December 31,: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Performance Share Units at Target | | Weighted-Average Grant Date Price, per Unit | | Weighted-Average Remaining Term (years) | | 2025 | | | | | | | | | | | | | Outstanding, beginning of year | | | | | | | 261,621 | | | $ | 32.86 | | | | | Issued | | | | | | | 64,290 | | | 36.28 | | | | | Vested | | | | | | | (71,262) | | | 35.68 | | | | | Forfeited | | | | | | | (18,619) | | | 32.98 | | | | | Outstanding, end of year | | | | | | | 236,030 | | | $ | 32.93 | | | 1.15 | | 2024 | | | | | | | | | | | | | Outstanding, beginning of year | | | | | | | 176,493 | | | $ | 31.43 | | | | | Issued | | | | | | | 93,868 | | | 35.50 | | | | | Vested | | | | | | | (3,638) | | | 33.04 | | | | | Forfeited | | | | | | | (5,102) | | | 31.87 | | | | | Outstanding, end of year | | | | | | | 261,621 | | | $ | 32.86 | | | 1.34 |
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