Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Assets
Cash and due from banks	$ 206,992	$ 176,372
Interest-bearing balances with banks	1,054,924	456,831
Cash and cash equivalents	1,261,916	633,203
Securities available for sale, at fair value	1,536,041	1,343,457
Loans held for sale, at fair value	502,002	417,771
Loans, net of unearned income:
Total loans, net of unearned income	10,688,408	10,933,647
Allowance for credit losses	(173,106)	(176,144)
Loans, net	10,515,302	10,757,503
Premises and equipment, net	300,917	300,496
Other real estate owned:
Total other real estate owned, net	5,971	5,972
Goodwill	939,683	939,683
Other intangible assets, net	28,542	30,139
Bank-owned life insurance	233,508	230,609
Mortgage servicing rights	80,263	62,994
Other assets	218,426	207,785
Total assets	15,622,571	14,929,612
Deposits
Noninterest-bearing	4,135,360	3,685,048
Interest-bearing	8,601,548	8,374,033
Total deposits	12,736,908	12,059,081
Short-term borrowings	12,154	21,340
Long-term debt	467,660	474,970
Other liabilities	232,148	241,488
Total liabilities	13,448,870	12,796,879
Shareholders’ equity
Preferred stock, $0.01 par value – 5,000,000 shares authorized; no shares issued and outstanding	0	0
Common stock, $5.00 par value – 150,000,000 shares authorized; 59,296,725 shares issued; 56,294,346 and 56,200,487 shares outstanding, respectively	296,483	296,483
Treasury stock, at cost – 3,002,379 and 3,096,238 shares, respectively	(98,949)	(101,554)
Additional paid-in capital	1,294,911	1,296,963
Retained earnings	661,117	615,773
Accumulated other comprehensive income, net of taxes	20,139	25,068
Total shareholders’ equity	2,173,701	2,132,733
Total liabilities and shareholders’ equity	15,622,571	14,929,612
Non purchased loans and leases
Loans, net of unearned income:
Total loans, net of unearned income	9,292,502	9,419,540
Other real estate owned:
Total other real estate owned, net	2,292	2,045
Purchased loans
Loans, net of unearned income:
Total loans, net of unearned income	1,395,906	1,514,107
Other real estate owned:
Total other real estate owned, net	$ 3,679	$ 3,927