CONDENSED CONSOLIDATED STATEMENTS OF CONDITION (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Assets
Cash and due from banks	$ 43,149	$ 49,832
Federal funds sold	1,012	1,006
Interest-bearing deposits with banks	58,144	21,476
Cash and cash equivalents	102,305	72,314
Residential mortgage loans held for sale (at fair value)	18,126	25,341
Investments available-for-sale (at fair value)	878,365	951,301
Investments held-to-maturity - fair value of $157,745 and $184,167 at March 31, 2012 and December 31, 2011, respectively	153,544	178,465
Other equity securities	35,553	34,933
Total loans and leases	2,271,392	2,239,692
Less: allowance for loan and lease losses	(45,061)	(49,426)
Net loans and leases	2,226,331	2,190,266
Premises and equipment, net	48,748	48,483
Other real estate owned	4,834	4,431
Accrued interest receivable	12,424	12,898
Goodwill	76,816	76,816
Other intangible assets, net	4,272	4,734
Other assets	106,955	111,388
Total assets	3,668,273	3,711,370
Liabilities
Noninterest-bearing deposits	685,770	650,377
Interest-bearing deposits	1,995,305	2,006,143
Total deposits	2,681,075	2,656,520
Securities sold under retail repurchase agreements and federal funds purchased	73,130	143,613
Advances from FHLB	405,321	405,408
Subordinated debentures	35,000	35,000
Accrued interest payable and other liabilities	21,830	24,720
Total liabilities	3,216,356	3,265,261
Stockholders' Equity
Common stock - par value $1.00; shares authorized 50,000,000; shares issued and outstanding 24,143,985 and 24,091,042 at March 31, 2012 and December 31, 2011, respectively	24,144	24,091
Additional paid in capital	177,949	177,828
Retained earnings	236,986	230,942
Accumulated other comprehensive income	12,838	13,248
Total stockholders' equity	451,917	446,109
Total liabilities and stockholders' equity	$ 3,668,273	$ 3,711,370