Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Interest income:
Interest and fees on loans	$ 37,272	$ 34,951	$ 71,633	$ 62,582
Interest on debt securities:
Taxable	2,366	3,243	4,812	5,813
Nontaxable	236	155	470	265
Interest on federal funds sold	0	0	0	1
Interest on interest-bearing deposits	65	113	142	261
Dividends on equity securities	90	97	187	170
Total interest income	40,029	38,559	77,244	69,092
Interest expense:
Interest-bearing transaction accounts	193	206	384	395
Money market accounts	1,240	2,124	2,670	4,206
Savings	72	9	141	18
Certificates of deposit:
$100 and over	1,840	2,305	3,809	4,662
Other	696	800	1,506	1,853
Subordinated debentures	980	1,126	2,129	2,247
Federal Home Loan Bank advances	768	888	1,606	1,788
Notes payable and other borrowings	107	97	237	211
Total interest expense	5,896	7,555	12,482	15,380
Net interest income	34,133	31,004	64,762	53,712
Provision for loan losses not covered under FDIC loss share	75	4,300	1,793	7,900
Provision for loan losses covered under FDIC loss share	206	275	2,491	275
Net interest income after provision for loan losses	33,852	26,429	60,478	45,537
Noninterest income:
Wealth Management revenue	1,991	1,658	3,700	3,341
Service charges on deposit accounts	1,413	1,194	2,743	2,331
Other service charges and fee income	578	331	1,172	641
Gain on sale of other real estate	1,256	99	2,413	522
Gain on state tax credits, net	587	987	924	1,142
Gain on sale of investment securities	134	506	1,156	680
Change in FDIC loss share receivable	(5,694)	(1,081)	(8,650)	(365)
Miscellaneous income	580	524	1,370	889
Total noninterest income	845	4,218	4,828	9,181
Noninterest expense:
Employee compensation and benefits	11,052	8,265	21,515	16,953
Occupancy	1,379	1,141	2,763	2,280
Furniture and equipment	386	431	850	785
Data processing	829	604	1,649	1,230
FDIC and other insurance	843	1,133	1,796	2,355
Loan legal and other real estate expense	1,955	3,255	4,029	5,691
Other	4,970	3,195	10,176	6,695
Total noninterest expense	21,414	18,024	42,778	35,989
Income before income tax expense	13,283	12,623	22,528	18,729
Income tax expense	4,517	4,350	7,577	6,344
Net income	8,766	8,273	14,951	12,385
Net income available to common shareholders	$ 8,122	$ 7,643	$ 13,666	$ 11,129
Earnings per common share
Basic	$ 0.46	$ 0.45	$ 0.77	$ 0.71
Diluted	$ 0.44	$ 0.43	$ 0.75	$ 0.70