Consolidated Statements Of Income (USD $)	3 Months Ended				6 Months Ended
	Jun. 30, 2011		Jun. 30, 2010		Jun. 30, 2011		Jun. 30, 2010
Interest and Dividend Income
Loans, including fees	$ 100,959,000		$ 88,354,000		$ 208,567,000		$ 170,771,000
Mortgage loans held for sale, including fees	752,000		1,048,000		1,714,000		1,706,000
Investment securities:
Taxable interest	12,109,000		11,022,000		23,540,000		22,343,000
Tax-exempt interest	1,210,000		1,094,000		2,136,000		2,224,000
Accretion (amortization) of FDIC loss share receivable	(18,315,000)		(1,141,000)		(40,228,000)		621,000
Other	412,000		840,000		833,000		1,172,000
Total interest and dividend income	97,127,000		101,217,000		196,562,000		198,837,000
Interest Expense
Deposits	18,126,000		26,010,000		37,062,000		49,065,000
Short-term borrowings	141,000		196,000		268,000		390,000
Long-term debt	2,895,000		4,872,000		4,518,000		10,037,000
Total interest expense	21,162,000		31,078,000		41,848,000		59,492,000
Net interest income	75,965,000		70,139,000		154,714,000		139,345,000
Provision for loan losses	9,990,000		12,899,000		15,461,000		26,100,000
Net interest income after provision for loan losses	65,975,000		57,240,000		139,253,000		113,245,000
Noninterest Income
Service charges on deposit accounts	6,343,000		6,376,000		11,855,000		12,277,000
ATM/debit card fee income	2,966,000		2,557,000		5,879,000		4,882,000
Income from bank owned life insurance	748,000		717,000		1,473,000		1,426,000
Gain on sale of loans, net	9,389,000		10,625,000		18,281,000		17,999,000
Gain on acquisitions							3,781,000
Title income	4,492,000		4,813,000		8,302,000		8,516,000
Broker commissions	2,624,000		1,671,000		5,266,000		2,883,000
Other income	4,426,000		3,945,000		8,227,000		7,293,000
Total noninterest income	30,988,000		30,704,000		59,283,000		59,057,000
Noninterest Expense
Salaries and employee benefits	46,048,000		39,578,000		89,678,000		75,390,000
Occupancy and equipment	12,067,000		8,121,000		21,179,000		15,714,000
Franchise and shares tax	1,018,000		916,000		1,999,000		1,496,000
Communication and delivery	2,495,000		2,377,000		5,023,000		4,764,000
Marketing and business development	2,718,000		1,482,000		4,804,000		2,938,000
Data processing	4,755,000		3,333,000		7,774,000		6,161,000
Printing, stationery and supplies	807,000		794,000		1,637,000		1,511,000
Amortization of acquisition intangibles	1,183,000		1,269,000		2,352,000		2,279,000
Professional services	4,228,000		4,209,000		7,355,000		7,746,000
Other expenses	17,387,000		13,696,000		32,638,000		24,776,000
Total noninterest expense	92,706,000		75,775,000		174,439,000		142,775,000
Income before income tax expense	4,257,000		12,169,000		24,097,000		29,527,000
Income tax (benefit) expense	(929,000)		3,329,000		4,264,000		7,684,000
Net Income	5,186,000		8,840,000		19,833,000		21,843,000
Preferred Stock Dividends
Earnings Available to Common Shareholders - Basic	5,186,000		8,840,000		19,833,000		21,843,000
Earnings Allocated to Unvested Restricted Stock	(87,000)		(189,000)		(378,000)		(433,000)
Earnings Available to Common Shareholders - Diluted	$ 5,099,000		$ 8,651,000		$ 19,455,000		$ 21,410,000
Earnings per common share - Basic	$ 0.19	[1]	$ 0.33	[1]	$ 0.72	[1]	$ 0.89	[1]
Earnings per common share - Diluted	$ 0.18		$ 0.33		$ 0.72		$ 0.88
Cash dividends declared per common share	$ 0.34		$ 0.34		$ 0.68		$ 0.68

[1] Total earnings available to common shareholders include distributed earnings of $10,093,000, or $0.37 per weighted average share, and an undistributed loss of $4,998,000, or $0.18 per weighted average share for the three months ended June 30, 2011. Total earnings available to common shareholders include distributed earnings of $8,940,000, or $0.34 per weighted average share, and an undistributed loss of $288,000, or $0.01 per weighted average share for the three months ended June 30, 2010. Total earnings available to common shareholders include distributed earnings of $19,076,000, or $0.71 per weighted average share, and undistributed earnings of $378,000, or $0.01 per weighted average share for the six months ended June 30, 2011. Total earnings available to common shareholders include distributed earnings of $17,870,000 or $0.74 per weighted average share, and undistributed earnings of $3,541,000, or $0.15 per weighted average share for the six months ended June 30, 2010.