PARENT COMPANY ONLY FINANCIAL INFORMATION (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Cash and due from banks	$ 46,024	$ 40,202
Total assets	1,887,843	1,812,664
Junior subordinated debentures	26,805	26,805
Other liabilities	8,134	8,637
Total liabilities	1,653,725	1,589,557
Preferred stock	26,000	25,000
Common stock	292	292
Additional paid-in capital	175,188	173,062
Treasury stock	(255)
Retained earnings	33,451	25,427
Accumulated other comprehensive loss	(558)	(1,674)
Total shareholders' equity	234,118	223,107	198,041	157,226
Total liabilities and shareholders' equity	1,887,843	1,812,664
Parent Company
Cash and due from banks	1,134	3,218
Investment in subsidiary bank	260,199	246,977
Other assets	1,047	1,991
Total assets	262,380	252,186
Junior subordinated debentures	26,805	26,805
Other liabilities	1,457	2,274
Total liabilities	28,262	29,079
Preferred stock	26,000	26,000
Common stock	292	292
Additional paid-in capital	175,188	173,062
Treasury stock	255
Retained earnings	33,451	25,427
Accumulated other comprehensive loss	(558)	(1,674)
Total shareholders' equity	234,118	223,107
Total liabilities and shareholders' equity	$ 262,380	$ 252,186