Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013		Dec. 31, 2012
ASSETS
Cash and due from banks	$ 165,030		$ 124,573
Interest-earning deposits with banks	14,531		389,353
Total cash and cash equivalents	179,561		513,926
Securities available for sale at fair value (amortized cost of $1,680,491 and $969,359, respectively)	1,664,111		1,001,665
Federal Home Loan Bank stock at cost	32,529		21,819
Loans held for sale	735		2,563
Loans, net	4,444,842		2,864,803
FDIC loss sharing asset	39,846		96,354
Interest receivable	22,206		14,268
Premises and equipment, net	154,732		118,708
Other real estate owned ($12,093 and $16,311 covered by FDIC loss share, respectively)	35,927		26,987
Goodwill	343,952		115,554
Core deposit intangible, net	25,852		15,721
Other assets	217,289		113,967
Total Assets	7,161,582		4,906,335
LIABILITIES AND SHAREHOLDERS' EQUITY
Noninterest-bearing	2,171,703		1,321,171
Interest-bearing	3,787,772		2,720,914
Total deposits	5,959,475		4,042,085
Federal Home Loan Bank advances	36,606		6,644
Securities sold under agreements to repurchase	25,000		25,000
Other liabilities	87,252		68,598
Total liabilities	6,108,333		4,142,327
Commitments and contingent liabilities
Preferred Stock, Shares Authorized	2,000		0
Preferred Stock, Shares Issued	9		0
Preferred Stock, Value, Issued	2,217		0
Shareholders' equity:
Authorized shares	63,033		63,033
Common Stock Shares Issued And Outstanding	51,265		39,686
Common Stock (no par value)	860,562		581,471
Retained earnings	202,514		162,388
Accumulated Other Comprehensive Income (Loss), Net of Tax	(12,044)	[1]	20,149	[1]
Total shareholders' equity	1,053,249		764,008
Total Liabilities and Shareholders' Equity	7,161,582		4,906,335
Noncovered Loans [Member]
ASSETS
Loans held for sale	735		2,563
Loans, excluding covered loans, net of unearned income of ($68,282) and ($7,767), respectively	4,219,451		2,525,710
Loans and Leases Receivable, Allowance	52,280		52,244
Loans, net	4,167,171		2,473,466
Other real estate owned ($12,093 and $16,311 covered by FDIC loss share, respectively)	23,834		10,676
Covered Loans [Member]
ASSETS
Loans and Leases Receivable, Allowance	20,174		30,056
Loans, net	277,671		391,337
Other real estate owned ($12,093 and $16,311 covered by FDIC loss share, respectively)	$ 12,093		$ 16,311

[1] (1) All amounts are net of tax. Amounts in parenthesis indicate debits.