Condensed Financial Statements Of Parent Company (Statements of Income) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Realized securities gains (losses)									$ 213	$ 240	$ 2,348
Interest expense									15,241	18,477	24,064
Income before income taxes									16,034	10,756	6,932
Income tax expense									4,678	2,688	1,219
Net Income	3,199	3,336	2,432	2,389	2,788	2,272	1,216	1,792	11,356	8,068	5,713
Dividends on preferred shares									771	775	777
Net income (loss) applicable to common shares	3,008	3,143	2,239	2,195	2,594	2,078	1,023	1,598	10,585	7,293	4,936
Parent Company [Member]
Dividends from subsidiaries									6,500	2,500	500
Other dividends and interest income									22	26	41
Realized securities gains (losses)									41	0	(18)
Management and service fees from subsidiaries									1,189	1,087	1,044
Total income									7,752	3,613	1,567
Interest expense									1,845	1,948	1,821
Operating expenses									1,746	1,717	1,661
Total expenses									3,591	3,665	3,482
Income before income taxes									4,161	(52)	(1,915)
Income tax expense									(739)	(894)	(833)
Income (loss) before equity in undistributed income of subsidiaries									4,900	842	(1,082)
Equity in (distributed) undistributed income of subsidiaries									6,456	7,226	6,795
Net Income									11,356	8,068	5,713
Dividends on preferred shares									771	775	777
Net income (loss) applicable to common shares									$ 10,585	$ 7,293	$ 4,936