Condensed Consolidated Statements of Income (Unaudited) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Interest and dividend income:
Loans, including fees	$ 25,792,000	$ 21,735,000	$ 50,721,000	$ 43,457,000
Debt securities:
Taxable	1,601,000	2,347,000	3,347,000	4,721,000
Tax exempt	107,000	136,000	215,000	276,000
Dividends	14,000	7,000	27,000	14,000
Interest bearing cash at Federal Reserve and other banks	430,000	242,000	798,000	433,000
Total interest and dividend income	27,944,000	24,467,000	55,108,000	48,901,000
Interest expense:
Deposits	1,077,000	1,802,000	2,261,000	3,629,000
Other borrowings	601,000	600,000	1,207,000	1,193,000
Junior subordinated debt	332,000	312,000	670,000	622,000
Total interest expense	2,010,000	2,714,000	4,138,000	5,444,000
Net interest income	25,934,000	21,753,000	50,970,000	43,457,000
Provision for loan losses	3,371,000	5,561,000	7,367,000	12,562,000
Net interest income after provision for loan losses	22,563,000	16,192,000	43,603,000	30,895,000
Noninterest income:
Service charges and fees	6,155,000	6,121,000	12,107,000	11,903,000
Gain on sale of loans	1,237,000	495,000	2,887,000	1,220,000
Commissions on sale of non-deposit investment products	842,000	648,000	1,661,000	1,008,000
Increase in cash value of life insurance	450,000	450,000	900,000	900,000
Other	1,893,000	537,000	1,287,000	2,570,000
Total noninterest income	10,577,000	8,251,000	18,842,000	17,601,000
Noninterest expense:
Salaries and related benefits	12,490,000	10,715,000	25,252,000	21,508,000
Other	11,877,000	9,380,000	22,030,000	18,258,000
Total noninterest expense	24,367,000	20,095,000	47,282,000	39,766,000
Income before income taxes	8,773,000	4,348,000	15,163,000	8,730,000
Provision for income taxes	3,452,000	1,577,000	5,911,000	3,159,000
Net income	$ 5,321,000	$ 2,771,000	$ 9,252,000	$ 5,571,000
Earnings per share:
Basic	$ 0.33	$ 0.17	$ 0.58	$ 0.35
Diluted	$ 0.33	$ 0.17	$ 0.58	$ 0.35
Dividends per share	$ 0.09	$ 90	$ 0.18	$ 0.18