Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Assets
Cash and due from banks	$ 40,500	$ 30,735
Investment securities, available for sale	514,144	482,801
Investment securities, held to maturity	9,910
Loans held for sale	4,594	13,744
Loans, net of allowance for loan losses of $17,848 and $18,270	1,063,571	1,172,447
Premises and equipment	43,473	42,184
Federal Reserve and Federal Home Loan Bank stock	14,184	13,333
Goodwill	19,748	19,748
Other intangible assets	3,477	4,048
Interest receivable	7,506	7,716
Cash value life insurance	35,945	35,192
Other assets	23,972	26,279
Total assets	1,781,024	1,848,227
Deposits
Non-interest bearing	223,354	209,200
Interest bearing	1,104,966	1,084,953
Total deposits	1,328,320	1,294,153
Borrowings	242,505	345,764
Subordinated debentures	32,448	32,331
Interest payable	488	560
Other liabilities	13,804	16,451
Total liabilities	1,617,565	1,689,259
Commitments and contingent liabilities
Stockholders' Equity
Common stock, no par value Authorized, 22,500,000 shares Issued, 8,695,721 and 8,693,471 shares Outstanding, 8,619,716 and 8,617,466 shares
Additional paid-in capital	32,237	31,965
Retained earnings	118,157	105,402
Accumulated other comprehensive income	565	9,101
Total stockholders' equity	163,459	158,968
Total liabilities and stockholders' equity	1,781,024	1,848,227
Series B Preferred Stock [Member]
Stockholders' Equity
Preferred stock, Authorized, 1,000,000 shares Series B shares $.01 par value, $1,000 liquidation value Issued 12,500 shares	$ 12,500	$ 12,500