Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Interest Income
Interest and Fees on Loans and Leases	$ 108,210	$ 108,511
Income on Investment Securities
Available-for-Sale	16,711	13,432
Held-to-Maturity	19,252	21,921
Deposits	9	15
Funds Sold	546	1,444
Other	218	319
Total Interest Income	144,946	145,642
Interest Expense
Deposits	14,260	15,284
Securities Sold Under Agreements to Repurchase	4,025	4,571
Funds Purchased	72	157
Short-Term Borrowings	39	36
Other Debt	584	757
Total Interest Expense	18,980	20,805
Net Interest Income	125,966	124,837
Provision for Credit Losses	33,600	3,000
Net Interest Income After Provision for Credit Losses	92,366	121,837
Noninterest Income
Trust and Asset Management	10,915	10,761
Mortgage Banking	2,695	2,287
Service Charges on Deposit Accounts	7,451	7,364
Fees, Exchange, and Other Service Charges	13,200	14,208
Investment Securities Gains (Losses), Net	(970)	(835)
Annuity and Insurance	928	2,578
Bank-Owned Life Insurance	1,580	1,710
Other	10,350	5,606
Total Noninterest Income	46,149	43,679
Noninterest Expense
Salaries and Benefits	54,463	56,586
Net Occupancy	8,955	7,594
Net Equipment	8,456	6,833
Data Processing	4,788	4,526
Professional Fees	3,208	2,453
FDIC Insurance	1,456	1,269
Other	14,986	13,796
Total Noninterest Expense	96,312	93,057
Income Before Provision for Income Taxes	42,203	72,459
Provision for Income Taxes	7,461	13,660
Net Income	$ 34,742	$ 58,799
Basic Earnings Per Share (in dollars per share)	$ 0.88	$ 1.44
Diluted Earnings Per Share (in dollars per share)	0.87	1.43
Dividends Declared Per Share (in dollars per share)	$ 0.67	$ 0.62
Basic Weighted Average Shares (in shares)	39,681,611	40,938,318
Diluted Weighted Average Shares (in shares)	39,916,986	41,213,453