Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Assets
Cash and due from banks	$ 253,527	$ 319,156
Interest-bearing deposits in banks	310,565	306,568
Total cash and cash equivalents	564,092	625,724
Securities available for sale, at fair value	4,542,486	4,590,062
Securities held to maturity (fair values of $219,868 and $227,964, respectively)	224,241	227,318
Mortgage loans held for sale, at fair value	110,348	134,916
Loans and leases, net of unearned income	21,706,090	20,078,181
Allowance for loan and lease losses	(144,527)	(140,891)
Loans and leases, net	21,561,563	19,937,290
Premises and equipment, net	329,454	331,413
Goodwill	1,236,169	1,188,902
Other intangible assets	102,404	88,562
Other assets	801,880	779,942
Total Assets	29,472,637	27,904,129
Deposits:
Non-interest-bearing	6,595,495	6,209,925
Interest-bearing	16,375,697	15,256,792
Total deposits	22,971,192	21,466,717
Short-term borrowings	900,496	991,297
Long-term debt	1,449,302	1,495,835
Other liabilities	250,740	253,489
Total Liabilities	25,571,730	24,207,338
Shareholders’ Equity
Preferred stock	132,097	132,097
Common stock, $1 par value - 100,000,000 shares authorized; 56,778,841 and 53,872,272 shares issued and outstanding, respectively	56,779	53,872
Additional paid-in capital	3,001,389	2,787,484
Retained earnings	807,325	769,226
Accumulated other comprehensive income (loss)	(96,683)	(45,888)
Total Shareholders’ Equity	3,900,907	3,696,791
Total Liabilities and Shareholders’ Equity	$ 29,472,637	$ 27,904,129