| Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] |
| | | | | | | Residential real estate loans | | $ | | | | $ | 213,989 | | Commercial real estate loans | | | | | | | 243,220 | | Construction real estate loans | | | | | | | 15,919 | | Agriculture and agricultural real estate loans | | | | | | | 19,243 | | Commercial and industrial loans | | | | | | | 84,438 | | Loans to individuals for household, family, and other personal expenditures | | | | | | | 40,499 | | | | | $ | | | | $ | 617,308 | | Less: Allowance for loan losses | | | | | | | 10,896 | | | | $ | | | | $ | 606,412 | | |