Capital Ratios (Narrative) (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Mar. 31, 2026 |
Dec. 31, 2021 |
Dec. 31, 2025 |
|
| Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] | |||
| Subordinated Debt | $ 10,850 | $ 10,845 | |
| Capital Ratios, Basel III, Capital Conservation Buffer, Year Three | 2.50% | ||
| Community Bank Leverage Ratio, Minimum | 9.00% | ||
| Consolidated asset limit on small bank holding companies | $ 3,000,000 | ||
| Redemption period | 5 years | ||
| Through June 29, 2030 [Member] | |||
| Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] | |||
| Basis spread on variable rate | 5.25% | ||
| Farmers & Merchants Trust Company [Member] | |||
| Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] | |||
| Capital ratios, capital conservation buffer | 5.64% |