Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Assets
Cash and due from banks	$ 24,958	$ 16,203
Interest-bearing deposits with banks	71,203	159,483
Cash and cash equivalents	96,161	175,686
Investment securities available for sale, at fair value (amortized cost of $320,030 and $311,747 as of September 30, 2013 and December 31, 2012 respectively)	319,917	316,614
Investment securities, trading	2,357	1,447
Loans held for sale	1,284	3,412
Portfolio loans and leases	1,500,015	1,398,456
Less: Allowance for loan and lease losses	(15,027)	(14,425)
Net portfolio loans and leases	1,484,988	1,384,031
Premises and equipment, net	31,436	31,170
Accrued interest receivable	5,703	5,955
Deferred income taxes	11,955	12,303
Mortgage servicing rights	4,744	4,491
Bank owned life insurance	20,132	19,862
FHLB stock	12,590	10,761
Goodwill	32,843	32,897
Intangible assets	20,020	21,998
Other investments	4,337	4,346
Other assets	10,506	10,912
Total assets	2,058,973	2,035,885
Deposits:
Non-interest-bearing	394,947	399,673
Interest-bearing	1,155,709	1,235,009
Total deposits	1,550,656	1,634,682
Short-term borrowings	75,588	9,403
Long-term FHLB advances and other borrowings	191,645	161,315
Accrued interest payable	842	1,233
Other liabilities	22,481	25,688
Total liabilities	1,841,212	1,832,321
Shareholders' equity
Common stock, par value $1; authorized 100,000,000 shares; issued 16,527,323 and 16,390,608 shares as of September 30, 2013 and December 31, 2012, respectively, and outstanding of 13,551,438 and 13,412,690 as of September 30, 2013 and December 31, 2012, respectively	16,527	16,390
Paid-in capital in excess of par value	93,129	89,137
Less: Common stock in treasury at cost - 2,975,885 and 2,977,918 shares as of September 30, 2013 and December 31, 2012, respectively	(31,042)	(30,745)
Accumulated other comprehensive loss, net of tax benefit	(10,809)	(10,078)
Retained earnings	149,956	138,860
Total shareholders' equity	217,761	203,564
Total liabilities and shareholders' equity	$ 2,058,973	$ 2,035,885