Consolidated Statements Of Condition - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018	Sep. 30, 2018
Assets
Cash and due from banks	$ 448,755	$ 392,142	$ 279,936
Federal funds sold and securities purchased under resale agreements	59	58	57
Interest bearing deposits with banks	2,260,806	1,099,594	1,137,044
Available-for-sale securities, at fair value	2,270,059	2,126,081	2,164,985
Held-to-maturity securities, at amortized cost ($1.1 billion, $1.0 billion and $911.6 million fair value at September 30, 2019, December 31, 2018, and September 30, 2018 respectively)	1,095,802	1,067,439	966,438
Trading account securities	3,204	1,692	688
Equity securities with readily determinable fair value	46,086	34,717	36,414
Federal Home Loan Bank and Federal Reserve Bank stock	92,714	91,354	99,998
Brokerage customer receivables	14,943	12,609	15,649
Mortgage loans held-for-sale, at fair value	464,727	264,070	338,111
Loans, net of unearned income	25,710,171	23,820,691	23,123,951
Allowance for loan losses	(161,763)	(152,770)	(149,756)
Net loans	25,548,408	23,667,921	22,974,195
Premises and equipment, net	721,856	671,169	664,469
Lease investments, net	228,647	233,208	199,241
Accrued interest receivable and other assets	1,087,864	696,707	700,568
Trade date securities receivable	0	263,523	0
Goodwill	584,315	573,141	537,560
Other intangible assets	43,657	49,424	27,378
Total assets	34,911,902	31,244,849	30,142,731
Deposits:
Non-interest bearing	7,067,960	6,569,880	6,399,213
Interest bearing	21,642,419	19,524,798	18,517,502
Total deposits	28,710,379	26,094,678	24,916,715
Federal Home Loan Bank advances	574,847	426,326	615,000
Other borrowings	410,488	393,855	373,571
Subordinated notes	435,979	139,210	139,172
Junior subordinated debentures	253,566	253,566	253,566
Trade date securities payable	226	0	0
Accrued interest payable and other liabilities	986,092	669,644	664,885
Total liabilities	31,371,577	27,977,279	26,962,909
Shareholders’ Equity:
Common stock, no par value; $1.00 stated value; 100,000,000 shares authorized at September 30, 2019, December 31, 2018 and September 30, 2018; 56,824,911 shares issued at September 30, 2019, 56,518,119 shares issued at December 31, 2018 and 56,486,573 shares issued at September 30, 2018	56,825	56,518	56,486
Surplus	1,574,011	1,557,984	1,553,353
Treasury stock, at cost, 126,482 shares at September 30, 2019, 110,561 shares at December 31, 2018, and 109,404 shares at September 30, 2018	(6,799)	(5,634)	(5,547)
Retained earnings	1,830,165	1,610,574	1,543,680
Accumulated other comprehensive loss	(38,877)	(76,872)	(93,150)
Total shareholders’ equity	3,540,325	3,267,570	3,179,822
Total liabilities and shareholders’ equity	34,911,902	31,244,849	30,142,731
Preferred stock, no par value; 20,000,000 shares authorized at September 30, 2019, December 31, 2018 and September 30, 2018; Series D - $25 liquidation value; 5,000,000 shares issued and outstanding at September 30, 2019, December 31, 2018 and September 30, 2018
Shareholders’ Equity:
Preferred stock, no par value; 20,000,000 shares authorized at September 30, 2019, December 31, 2018 and September 30, 2018; Series D - $25 liquidation value; 5,000,000 shares issued and outstanding at September 30, 2019, December 31, 2018 and September 30, 2018	$ 125,000	$ 125,000	$ 125,000