Short Term Borrowings (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Short-term Debt [Line Items]
Other Short-term Borrowings	$ 213,786	$ 317,230
Federal Home Loan Bank, Advances, Maturities Summary, Due in Next Twelve Months	25,000	25,000
Short-term Debt, Total	238,786	342,230
Pledged Financial Instruments, Not Separately Reported, Securities for Federal Home Loan Bank	$ 9,500	$ 13,900
Average interest rate on FHLB swap	2.69%	2.38%
Securities Sold under Agreements to Repurchase [Member]
Short-term Debt [Line Items]
Short-term Debt, Total	$ 213,786	$ 317,230
Short-term Debt, Maximum Month-end Outstanding Amount	297,118	317,230
Short-term Debt, Average Outstanding Amount	$ 261,967	$ 250,266
Short-term Debt, Weighted Average Interest Rate, at Point in Time	0.03%	0.03%
Short-term Debt, Weighted Average Interest Rate, over Time	0.04%	0.19%
Federal Home Loan Bank Advances [Member]
Short-term Debt [Line Items]
Short-term Debt, Total	$ 25,000	$ 25,000
Short-term Debt, Maximum Month-end Outstanding Amount	25,000	25,000
Short-term Debt, Average Outstanding Amount	$ 25,025	$ 26,751
Short-term Debt, Weighted Average Interest Rate, at Point in Time	0.23%	0.26%
Short-term Debt, Weighted Average Interest Rate, over Time	0.23%	0.80%
Pledged Financial Instruments, Not Separately Reported, Loans Receivable, for Federal Home Loan Bank Debt	$ 1,749,300	$ 1,520,500