Consolidated Statements Of Condition - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019	Sep. 30, 2019
Assets
Cash and due from banks	$ 308,639	$ 286,167	$ 448,755
Federal funds sold and securities purchased under resale agreements	56	309	59
Interest-bearing deposits with banks	3,825,823	2,164,560	2,260,806
Available-for-sale securities, at fair value	2,946,459	3,106,214	2,270,059
Held-to-maturity securities, at amortized cost, net of allowance for credit losses of $63 at September 30, 2020 ($575.9 million, $1.1 billion and $1.1 billion fair value at September 30, 2020, December 31, 2019 and September 30, 2019 respectively)	560,267	1,134,400	1,095,802
Trading account securities	1,720	1,068	3,204
Equity securities with readily determinable fair value	54,398	50,840	46,086
Federal Home Loan Bank and Federal Reserve Bank stock	135,568	100,739	92,714
Brokerage customer receivables	16,818	16,573	14,943
Mortgage loans held-for-sale, at fair value	959,671	377,313	464,727
Allowance for loan losses	(325,959)	(156,828)	(161,763)
Loans, net of unearned income	32,135,555	26,800,290	25,710,171
Premises and equipment, net	774,288	754,328	721,856
Lease investments, net	230,373	231,192	228,647
Financing Receivable, after Allowance for Credit Loss	31,809,596	26,643,462	25,548,408
Accrued interest receivable and other assets	1,424,728	1,061,141	1,087,864
Goodwill	644,644	645,220	584,315
Other intangible assets	38,670	47,057	43,657
Total assets	43,731,718	36,620,583	34,911,902
Deposits:
Non-interest bearing	10,409,747	7,216,758	7,067,960
Interest bearing	25,434,675	22,890,380	21,642,419
Total deposits	35,844,422	30,107,138	28,710,379
Federal Home Loan Bank advances	1,228,422	674,870	574,847
Other borrowings	507,395	418,174	410,488
Subordinated notes	436,385	436,095	435,979
Junior subordinated debentures	253,566	253,566	253,566
Trade date securities payable	0	0	226
Accrued interest payable and other liabilities	1,387,439	1,039,490	986,092
Total liabilities	39,657,629	32,929,333	31,371,577
Shareholders' Equity:
Common stock, no par value; $1.00 stated value; 100,000,000 shares authorized at September 30, 2020, December 31, 2019 and September 30, 2019; 58,322,775 shares issued at September 30, 2020, 57,950,803 shares issued at December 31, 2019 and 56,824,911 shares issued at September 30, 2019	58,323	57,951	56,825
Surplus	1,647,049	1,650,278	1,574,011
Treasury stock, at cost, 720,784 shares at September 30, 2020, 128,912 shares at December 31, 2019, and 126,482 shares at September 30, 2019	(44,891)	(6,931)	(6,799)
Retained earnings	2,001,949	1,899,630	1,830,165
Accumulated other comprehensive loss	(841)	(34,678)	(38,877)
Total shareholders’ equity	4,074,089	3,691,250	3,540,325
Total liabilities and shareholders’ equity	43,731,718	36,620,583	34,911,902
Series D - $25 liquidation value; 5,000,000 shares issued and outstanding at September 30, 2020, December 31, 2019 and September 30, 2019
Shareholders' Equity:
Preferred stock, no par value; 20,000,000 shares authorized:	125,000	125,000	125,000
Series E - $25,000 liquidation value; 11,500 shares issued and outstanding at September 30, 2020 and no shares issued and outstanding at December 31, 2019 and September 30, 2019
Shareholders' Equity:
Preferred stock, no par value; 20,000,000 shares authorized:	$ 287,500	$ 0	$ 0