Consolidated Balance Sheets (Current Period Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
ASSETS
Cash and non-interest bearing balances due from banks	$ 73,554	$ 69,827
Interest bearing balances due from banks	210,742	469,553
Federal funds sold	10,000
Cash and cash equivalents	294,296	539,380
Investment securities	1,140,203	957,965
Mortgage loans held for sale	22,003	9,494
Assets held in trading accounts	6,819	8,978
Loans:
Legacy loans	1,963,378	1,742,638
Allowance for loan losses	(27,076)	(27,442)
Loans acquired, not covered by FDIC loss share (net of discount)	676,056	515,644
Loans acquired, covered by FDIC loss share (net of discount)	118,158	146,653
Net loans	2,730,516	2,377,493
FDIC indemnification asset	25,694	48,791
Premises and equipment	115,639	119,614
Premises held for sale	15,856	19,466
Foreclosed assets not covered by FDIC loss share	50,770	64,820
Foreclosed assets covered by FDIC loss share	15,212	20,585
Interest receivable	18,006	15,654
Bank owned life insurance	75,357	60,384
Goodwill	108,158	78,529
Other intangible assets	22,988	14,972
Other assets	49,705	46,975
Total assets	4,691,222	4,383,100
Deposits:
Non-interest bearing transaction accounts	884,064	718,438
Interest bearing transaction accounts and savings deposits	1,984,422	1,862,618
Time deposits	1,040,429	1,116,511
Total deposits	3,908,915	3,697,567
Federal funds purchased and securities sold under agreements to repurchase	112,977	107,887
Other borrowings	123,396	117,090
Subordinated debentures	20,620	20,620
Accrued interest and other liabilities	41,309	36,104
Total liabilities	4,207,217	3,979,268
Preferred stock, $0.01 par value; 40,040,000 shares authorized and unissued at September 30, 2014 and December 31, 2013	0	0
Common stock, Class A, $0.01 par value; 60,000,000 shares authorized; 17,992,261 and 16,226,256 shares issued and outstanding at September 30, 2014 and December 31, 2013, respectively	180	162
Surplus	155,592	88,095
Undivided profits	330,185	318,577
Accumulated other comprehensive loss	(1,952)	(3,002)
Total stockholders’ equity	484,005	403,832
Total liabilities and stockholders’ equity	$ 4,691,222	$ 4,383,100