Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
ASSETS
Cash and due from banks	$ 571,171	$ 244,223
Interest-bearing deposits in banks	346,651	13,791
Total cash and cash equivalents	917,822	258,014
Investment securities:
Held-to-maturity	2,935,688	622,121
Available-for-sale	3,273,174	2,920,971
Other investments	180,803	140,717
Loans held for sale	11,622	23,683
Loans
Loans	14,300,972	9,750,784
Allowance for loan losses	(141,252)	(142,197)
Net loans	14,159,720	9,608,587
Premises and equipment, net	327,054	181,149
Goodwill	739,819	460,044
Intangible assets	82,755	6,373
Covered other real estate	65,234	59,855
Accrued interest receivable and other assets	1,215,336	631,498
Total assets	23,909,027	14,913,012
Deposits:
Noninterest-bearing	5,459,029	3,338,371
Interest-bearing	3,026,735	1,287,674
Savings and money market accounts	8,587,167	5,758,123
Certificates and other time deposits	2,460,670	1,375,257
Total deposits	19,533,601	11,759,425
Federal funds purchased and securities sold under agreements to repurchase	851,535	1,104,525
Wholesale borrowings	200,600	136,883
Long-term debt	324,428	0
Accrued taxes, expenses and other liabilities	295,969	266,977
Total liabilities	21,206,133	13,267,810
Shareholders' equity:
5.875% Non-Cumulative Perpetual Preferred stock, Series A, without par value: authorized 115,000 shares; 100,000 issued	100,000	0
Common stock warrant	3,000	0
Common Stock, without par value; authorized 300,000,000 shares; issued: December 31, 2013 - 170,183,540 shares; December 31, 2012 - 115,121,731 shares	127,937	127,937
Capital surplus	1,390,643	475,979
Accumulated other comprehensive loss	(66,876)	(16,205)
Retained earnings	1,277,975	1,195,850
Treasury stock, at cost: December 31, 2013 - 5,127,332 shares; December 31, 2012 - 5,472,915 shares	(129,785)	(138,359)
Total shareholders' equity	2,702,894	1,645,202
Total liabilities and shareholders' equity	$ 23,909,027	$ 14,913,012