CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Cash Flows [Abstract]
Net Cash Provided by Operating Activities	$ 41,904	$ 86,596
INVESTING ACTIVITIES
Purchases of securities	(11,226)	(211,265)
Proceeds from maturities, prepayments and calls of securities	28,140	44,025
Proceeds from redemption of Federal Home Loan Bank stock	15,174	5,818
Purchases of Federal Home Loan Bank stock	(22,401)	(5,648)
Net (increase) decrease in loans	(63,646)	38,449
Proceeds from sale of portfolio loans	1,947	0
Proceeds from sale of other real estate owned	0	6,285
Purchases of premises and equipment	(1,439)	(660)
Proceeds from the sale of premises and equipment	57	56
Net Cash Used in Investing Activities	(53,394)	(122,940)
FINANCING ACTIVITIES
Net (decrease) increase in core deposits	(307,521)	13,419
Net increase (decrease) in certificates of deposit	240,664	(49,465)
Net increase (decrease) in short-term borrowings	125,000	(14,379)
Repayments on long-term borrowings	(113)	(259)
Repurchase of shares for taxes on restricted stock	(19)	(56)
Cash dividends paid to common shareholders	(12,378)	(11,374)
Net Cash Provided by (Used in) Financing Activities	45,633	(62,114)
Net increase (decrease) in cash and cash equivalents	34,143	(98,458)
Cash and cash equivalents at beginning of period	210,009	922,215
Cash and Cash Equivalents at End of Period	244,152	823,757
Supplemental Disclosures
Right of use assets obtained in exchange for lease obligations	1,270	0
Cash paid for interest	18,095	2,507
Cash paid for income taxes, net of refunds	(7)	75
Transfers of loans to other real estate owned	$ 11	$ 0