Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
ASSETS
Cash and due from banks, including interest bearing amounts of $721,086 and $51,891, respectively	$ 905,447	$ 234,796
Securities:
Equity securities, at fair value	13,047	12,343
Available-for-sale debt securities, at fair value	1,978,136	2,393,558
Held-to-maturity debt securities (fair values of $768,183 and $874,523, respectively)	731,212	851,753
Allowance for credit losses, held-to-maturity debt securities	(326)
Net held-to-maturity debt securities	730,886	851,753
Total securities	2,722,069	3,257,654
Loans held for sale	168,378	43,013
Portfolio loans, net of unearned income	10,789,233	10,267,985
Allowance for credit losses - loans	(185,827)	(52,429)
Net portfolio loans	10,603,406	10,215,556
Premises and equipment, net	249,421	261,014
Accrued interest receivable	66,790	43,648
Goodwill and other intangible assets, net	1,163,091	1,149,153
Bank-owned life insurance	306,038	299,516
Other assets	240,970	215,762
Total Assets	16,425,610	15,720,112
Deposits:
Non-interest bearing demand	4,070,835	3,178,270
Interest bearing demand	2,839,536	2,316,855
Money market	1,685,927	1,518,314
Savings deposits	2,214,565	1,934,647
Certificates of deposit	1,618,510	2,055,920
Total deposits	12,429,373	11,004,006
Federal Home Loan Bank borrowings	549,003	1,415,615
Other short-term borrowings	241,950	282,362
Subordinated debt and junior subordinated debt	192,291	199,869
Total borrowings	983,244	1,897,846
Accrued interest payable	4,314	8,077
Other liabilities	251,942	216,262
Total Liabilities	13,668,873	13,126,191
SHAREHOLDERS’ EQUITY
Preferred stock, no par value; 1,000,000 shares authorized in 2020 and 2019, respectively; 150,000 shares 6.75% non-cumulative perpetual preferred stock, Series A, liquidation preference $150,000,000, issued and outstanding at December 31, 2020 and 0 shares issued and outstanding at December 31, 2019, respectively	144,484
Common stock, $2.0833 par value; 100,000,000 shares authorized; 68,081,306 and 68,078,116 shares issued in 2020 and 2019, respectively; 67,254,706 and 67,824,428 shares outstanding in 2020 and 2019, respectively	141,834	141,827
Capital surplus	1,634,815	1,636,966
Retained earnings	831,688	824,694
Treasury stock (826,600 and 253,688 shares in 2020 and 2019, respectively, at cost)	(25,949)	(9,463)
Accumulated other comprehensive income	31,359	1,201
Deferred benefits for directors	(1,494)	(1,304)
Total Shareholders’ Equity	2,756,737	2,593,921
Total Liabilities and Shareholders’ Equity	$ 16,425,610	$ 15,720,112