CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Assets
Cash and due from banks	$ 89,123	$ 86,630
Interest bearing deposits with other banks	890,202	317,458
Total cash and cash equivalents	979,325	404,088
Time deposits with other banks	750	750
Debt securities:
Securities available-for-sale (at fair value)	1,051,396	1,398,157
Securities held-to-maturity (fair value $500.7 million at March 31, 2021 and $192.2 million at December 31, 2020)	512,307	184,484
Total debt securities	1,563,703	1,582,641
Loans held for sale (at fair value)	60,924	68,890
Loans	5,661,492	5,735,349
Less: Allowance for credit losses	(86,643)	(92,733)
Loans, net of allowance for credit losses	5,574,849	5,642,616
Bank premises and equipment, net	70,385	75,117
Other real estate owned	15,549	12,750
Goodwill	221,176	221,176
Other intangible assets, net	15,382	16,745
Bank owned life insurance	132,634	131,776
Net deferred tax assets	24,497	23,629
Other assets	152,646	162,214
Total Assets	8,811,820	8,342,392
Liabilities
Deposits	7,385,749	6,932,561
Securities sold under agreements to repurchase, maturing within 30 days	109,171	119,609
Subordinated debt	71,436	71,365
Other liabilities	90,115	88,455
Total Liabilities	7,656,471	7,211,990
Shareholders' Equity
Common stock, par value $0.10 per share, authorized 120,000,000 shares, issued 55,647,636 and outstanding 55,294,320 at March 31, 2021, and authorized 120,000,000, issued 55,584,979 and outstanding 55,243,226 shares at December 31, 2020	5,529	5,524
Other shareholders' equity	1,149,820	1,124,878
Total Shareholders' Equity	1,155,349	1,130,402
Total Liabilities and Shareholders' Equity	$ 8,811,820	$ 8,342,392