Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Operating Activities
Net income	$ 172,735	$ 176,872
Adjustments to reconcile net income to net cash provided and used by operating activities:
Provision for loan losses	31,489	38,982
Increase (Decrease) in Provision for Deferred Income Taxes	19,497	28,039
Depreciation, Depletion and Amortization	47,732	39,845
Benefit attributable to FDIC loss share	6,303	3,835
Accretion of acquired loans	(72,750)	(106,997)
Amortization and accretion of investment securities, net
Available-for-sale	7,984	7,114
Held-to-maturity	3,430	6,419
Losses/(gains) on sales and calls of available-for-sale investment securities, net	(962)	(150)
Originations of loans held for sale	(62,277)	(264,856)
Proceeds from sales of loans, primarily mortgage loans sold in the secondary markets	71,442	262,341
Gains on sales of loans, net	(1,121)	(5,375)
Amortization of Intangible Assets	7,794	8,802
Share-based Compensation	10,815	10,957
Net decrease/(increase) in other assets	(24,808)	(5,245)
Net increase/(decrease) in other liabilities	7,041	(12,147)
NET CASH PROVIDED BY OPERATING ACTIVITIES	224,344	188,436
Proceeds from sale of investment securities
Available-for-sale	172,158	13,008
Proceeds from Sale of Other Investments	668	32,486
Other	1,413	5,012
Proceeds from prepayments, calls, and maturities of investment securities
Available-for-sale	440,060	360,600
Held-to-maturity	317,582	262,560
Proceeds from Sale and Maturity of Other Investments	165	0
Purchases of investment securities
Available-for-sale	(948,917)	(545,201)
Held-to-maturity	(144,811)	(344,606)
Other	(172)	(142)
Net decrease/(increase) in loans and leases	(443,669)	(886,035)
Purchases of premises and equipment	(18,427)	(45,618)
Sales of premises and equipment	9,263	26,114
NET CASH PROVIDED/(USED) BY INVESTING ACTIVITIES	(614,687)	(1,121,822)
Financing Activities
Net increase in demand accounts	384,895	94,074
Net increase/(decrease) in savings and money market accounts	(18,691)	(191,103)
Net decrease in certificates and other time deposits	(48,953)	(69,661)
Net increase/(decrease) in securities sold under agreements to repurchase	(64,316)	421,755
Proceeds from Issuance of Long-term Debt	0	(74,451)
Net increase/(decrease) in wholesale borrowings	(46,772)	407,863
Payments for Repurchase of Warrants	(12,150)	0
Cash dividends - common	(80,800)	(78,987)
Cash dividends - preferred	(4,407)	(4,407)
Restricted stock activity	(4,300)	(4,191)
NET CASH PROVIDED/(USED) BY FINANCING ACTIVITIES	104,506	500,892
Increase/(Decrease) in cash and cash equivalents	(285,837)	(432,494)
Cash and cash equivalents at beginning of year	697,424	917,822
Cash and cash equivalents at end of year	411,587	485,328
Cash paid during period for:
Interest	42,642	46,349
Federal income taxes	$ 36,125	$ 12,573