| Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block] |
| | | | | | | | | | | | | | | | | | | | | | | | | | To be Well Capitalized | |
| | | | | | | | | | | | | | | | | | For Capital | | | Under Prompt | |
| | | | | | | | | | For Capital | | | Adequacy With | | | Corrective | |
| | Actual | | | Adequacy Purposes | | | Capital Buffer | | | Action Provisions | |
| | Amount | | | Ratio | | | Amount | | | Ratio | | | Amount | | | Ratio | | | Amount | | | Ratio | |
At June 30, 2026 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Total risk-based capital (to risk-weighted assets) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Consolidated | | $ | 393,122 | | | | 13.87 | % | | $ | 226,733 | | | | 8.00 | % | | $ | 297,587 | | | | 10.50 | % | | | N/A | | | | N/A | |
Bank Only | | | 397,094 | | | | 14.01 | % | | | 226,733 | | | | 8.00 | % | | | 297,587 | | | | 10.50 | % | | | 283,416 | | | | 10.00 | % |
Tier 1 risk-based capital (to risk-weighted assets) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Consolidated | | | 319,951 | | | | 11.29 | % | | | 170,050 | | | | 6.00 | % | | $ | 240,904 | | | | 8.50 | % | | | N/A | | | | N/A | |
Bank Only | | | 363,923 | | | | 12.84 | % | | | 170,050 | | | | 6.00 | % | | | 240,904 | | | | 8.50 | % | | | 226,733 | | | | 8.00 | % |
Tier 1 leverage capital (to average assets) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Consolidated | | | 319,951 | | | | 10.05 | % | | | 127,364 | | | | 4.00 | % | | | N/A | | | | N/A | | | | N/A | | | | N/A | |
Bank Only | | | 363,923 | | | | 11.43 | % | | | 127,364 | | | | 4.00 | % | | | N/A | | | | N/A | | | | 159,205 | | | | 5.00 | % |
CET1 capital (to risk-weighted assets) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Consolidated | | | 319,951 | | | | 11.29 | % | | | 127,537 | | | | 4.50 | % | | $ | 198,391 | | | | 7.00 | % | | | N/A | | | | N/A | |
Bank Only | | | 363,923 | | | | 12.84 | % | | | 127,537 | | | | 4.50 | % | | | 198,391 | | | | 7.00 | % | | | 184,220 | | | | 6.50 | % |
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At December 31, 2025 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Total risk-based capital (to risk-weighted assets) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Consolidated | | $ | 393,396 | | | | 14.25 | % | | $ | 220,788 | | | | 8.00 | % | | $ | 289,785 | | | | 10.50 | % | | | N/A | | | | N/A | |
Bank Only | | | 385,215 | | | | 13.96 | % | | | 220,788 | | | | 8.00 | % | | | 289,785 | | | | 10.50 | % | | | 275,986 | | | | 10.00 | % |
Tier 1 risk-based capital (to risk-weighted assets) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Consolidated | | | 309,413 | | | | 11.21 | % | | | 165,591 | | | | 6.00 | % | | | 234,588 | | | | 8.50 | % | | | N/A | | | | N/A | |
Bank Only | | | 351,232 | | | | 12.73 | % | | | 165,591 | | | | 6.00 | % | | | 234,588 | | | | 8.50 | % | | | 220,788 | | | | 8.00 | % |
Tier 1 leverage capital (to average assets) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Consolidated | | | 309,413 | | | | 9.66 | % | | | 128,160 | | | | 4.00 | % | | | N/A | | | | N/A | | | | N/A | | | | N/A | |
Bank Only | | | 351,232 | | | | 10.96 | % | | | 128,160 | | | | 4.00 | % | | | N/A | | | | N/A | | | | 160,200 | | | | 5.00 | % |
CET1 capital (to risk-weighted assets) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Consolidated | | | 309,413 | | | | 11.21 | % | | | 124,194 | | | | 4.50 | % | | | 193,190 | | | | 7.00 | % | | | N/A | | | | N/A | |
Bank Only | | | 351,232 | | | | 12.73 | % | | | 124,194 | | | | 4.50 | % | | | 193,190 | | | | 7.00 | % | | | 179,391 | | | | 6.50 | % |
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