Parent Company Only Financial Information (Condensed Statements of Income) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Condensed Financial Statements, Captions [Line Items]
Gain (Loss) on Sale of Securities, Net	$ 273	$ 112	$ 0	$ 3,163	$ 0	$ 57	$ 56	$ 360	$ 3,548	$ 473	$ 6,852
Gain (loss) on debt extinguishment									(4,144)	0	0
Total interest income									69,470	75,133	89,335
Interest on junior subordinated notes held by subsidiary trust									1,913	1,979	1,986
Other Expenses	16,734	15,275	15,354	14,600	16,118	14,849	14,117	13,794
Income Tax Expense (Benefit)	1,665	2,310	2,471	3,079	1,333	1,885	887	491	9,525	4,596	172
Net income	3,874	4,824	5,030	6,657	3,844	3,921	2,921	1,869	20,385	12,555	5,581
Bank [Member]
Condensed Financial Statements, Captions [Line Items]
Cash Dividends Paid to Parent Company by Consolidated Subsidiaries									12,750	25,500	8,600
Non-Bank [Member]
Condensed Financial Statements, Captions [Line Items]
Cash Dividends Paid to Parent Company by Consolidated Subsidiaries									0	0	950
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Gain (Loss) on Sale of Securities, Net									273	0	16
Gain (loss) on debt extinguishment									(1,033)	0	0
Interest and Other Income									205	175	366
Total interest income									12,195	25,675	9,932
Interest on junior subordinated notes held by subsidiary trust									1,948	2,014	2,021
Service Management Costs									1,049	921	950
Other Expenses									2,216	1,335	1,010
Operating Expenses									5,213	4,270	3,981
Income (Loss) from Continuing Operations before Income Taxes, Domestic									6,982	21,405	5,951
Income Tax Expense (Benefit)									(2,127)	(1,734)	(1,354)
Equity In (Excess Dividends From) Undistributed Earnings of Subsidiaries									11,276	(10,584)	(1,724)
Net income									$ 20,385	$ 12,555	$ 5,581