Parent Company Financial Statements (Statements of Condition) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
ASSETS
Trading assets	$ 2,488	$ 2,300
Premises and equipment, net	25,727	28,059
Investment in subsidiaries:
Other assets	17,514	19,659
Total assets	2,603,829	2,564,757
LIABILITIES AND SHAREHOLDERS' EQUITY
Junior subordinated debentures	43,922	43,819
Accrued interest and other liabilities	28,817	41,310
Shareholders' equity	231,096	233,815	218,876	205,995
Total liabilities and shareholders' equity	2,603,829	2,564,757
Parent Company [Member]
ASSETS
Cash	21,788	19,510
Trading assets	2,488	2,300
Premises and equipment, net	4,797	4,846
Investment in subsidiaries:
Bank subsidiary	246,213	253,512
Other subsidiary	8,733	11,108
Amounts receivable from subsidiaries	2,062	2,643
Investments in CCTA and UBCT	1,331	1,331
Other assets	7,278	9,765
Total assets	294,690	305,015
LIABILITIES AND SHAREHOLDERS' EQUITY
Amounts due to subsidiaries	5	88
Junior subordinated debentures	43,922	43,819
Accrued interest and other liabilities	19,667	27,293
Shareholders' equity	231,096	233,815
Total liabilities and shareholders' equity	$ 294,690	$ 305,015