20. Condensed Financial Statements Of Parent Company (Schedule Of Condensed Balance Sheets) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Condensed Financial Statements, Captions [Line Items]
Securities available for sale	$ 288,780	$ 281,539
Premises and equipment	20,623	21,129
Accrued interest receivable	5,669	5,621
Cash surrender value of life insurance policies	35,611	29,553
Other assets	17,215	17,936
Total assets	1,386,227	1,387,104
Short-term borrowings	62,769	3,958
Long-term borrowings	163,516	203,268
Subordinated debentures	16,800	16,800
Subordinated debentures owed to unconsolidated subsidiary trusts	19,589	19,589
Other liabilities	8,669	7,809
Total liabilities	1,275,155	1,278,549
Preferred stock, value issued	9,295	9,326
Common stock and related surplus - authorized 20,000,000 shares; $2.50 par value; issued 2013 - 7,451,022 shares; 2012 - 7,425,472 shares	24,664	24,520
Retained earnings	77,134	69,841
Accumulated other comprehensive income	(21)	4,868
Total shareholders' equity	111,072	108,555	102,566	89,821
Total liabilities and shareholders' equity	1,386,227	1,387,104
Series 2011 Preferred Stock
Condensed Financial Statements, Captions [Line Items]
Preferred stock, value issued	5,776	5,807
Series 2009 Preferred Stock [Member]
Condensed Financial Statements, Captions [Line Items]
Preferred stock, value issued	3,519	3,519
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Cash	5,278	5,495	8,466	4,608
Investment in subsidiaries, eliminated in consolidation	151,289	148,951
Securities available for sale	181	422
Premises and equipment	82	0
Accrued interest receivable	2	3
Cash surrender value of life insurance policies	48	44
Other assets	1,657	1,502
Total assets	158,537	156,417
Short-term borrowings	0	0
Long-term borrowings	8,916	8,575
Subordinated debentures	16,800	16,800
Subordinated debentures owed to unconsolidated subsidiary trusts	19,589	19,589
Other liabilities	2,160	2,898
Total liabilities	47,465	47,862
Common stock and related surplus - authorized 20,000,000 shares; $2.50 par value; issued 2013 - 7,451,022 shares; 2012 - 7,425,472 shares	24,664	24,520
Retained earnings	77,134	69,841
Accumulated other comprehensive income	(21)	4,868
Total shareholders' equity	111,072	108,555
Total liabilities and shareholders' equity	$ 158,537	$ 156,417