Loans Additional Detail Nonaccrual loans and ACL (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	$ 53,977
financing receivable nonaccrual with allowance	18,745
Impaired Financing Receivable, Related Allowance	2,240	$ 5,434
commercial financial agricultural less PPP and overdraft
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	11,494
financing receivable nonaccrual with allowance	1,777
Impaired Financing Receivable, Related Allowance	1,343
PPP Loans
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	0
financing receivable nonaccrual with allowance	0
Impaired Financing Receivable, Related Allowance	0
Bank Overdrafts
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	0
financing receivable nonaccrual with allowance	0
Impaired Financing Receivable, Related Allowance	0
Commercial Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	39,151
financing receivable nonaccrual with allowance	991
Impaired Financing Receivable, Related Allowance	188
Construction Real Estate Remaining Commercial [Member]
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	52
financing receivable nonaccrual with allowance	0
Impaired Financing Receivable, Related Allowance	0
Construction Real Estate Retail
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	0
financing receivable nonaccrual with allowance	716
Impaired Financing Receivable, Related Allowance	67
Residential Real Estate Commercial [Member]
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	2,366
financing receivable nonaccrual with allowance	0
Impaired Financing Receivable, Related Allowance	0
Residential Real Estate Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	0
financing receivable nonaccrual with allowance	11,718
Impaired Financing Receivable, Related Allowance	73
Residential Real Estate Home Equity Line Of Credit [Member]
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	0
financing receivable nonaccrual with allowance	1,590
Impaired Financing Receivable, Related Allowance	99
Residential Real Estate Installment [Member]
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	0
financing receivable nonaccrual with allowance	82
Impaired Financing Receivable, Related Allowance	24
Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	0
financing receivable nonaccrual with allowance	1,518
Impaired Financing Receivable, Related Allowance	393
GFSC loans
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	0
financing receivable nonaccrual with allowance	79
Impaired Financing Receivable, Related Allowance	10
Check Loans
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	0
financing receivable nonaccrual with allowance	0
Impaired Financing Receivable, Related Allowance	0
Finance Leases Portfolio Segment [Member]
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual, No Allowance	914
financing receivable nonaccrual with allowance	274
Impaired Financing Receivable, Related Allowance	$ 43