Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Assets:
Cash and due from banks	$ 384,276	$ 491,382
Investment securities available for sale	1,004,888	825,636
Investment securities held to maturity, with fair values of: $1,124,946 at June 30, 2013 and $1,184,557 at December 31, 2012	1,134,615	1,156,041
Purchased covered loans	324,976	372,283
Purchased non-covered loans	61,062	74,891
Originated loans	1,553,303	1,664,183
Allowance for loan losses	(30,926)	(30,234)
Total loans	1,908,415	2,081,123
Non-covered other real estate owned	8,957	12,661
Covered other real estate owned	10,480	13,691
Premises and equipment, net	38,267	38,639
Identifiable intangibles, net	20,877	23,261
Goodwill	121,673	121,673
Other assets	181,460	188,086
Total Assets	4,813,908	4,952,193
Liabilities:
Noninterest bearing deposits	1,644,151	1,676,071
Interest bearing deposits	2,457,243	2,556,421
Total deposits	4,101,394	4,232,492
Short-term borrowed funds	66,640	53,687
Federal Home Loan Bank advances	25,687	25,799
Term repurchase agreement	10,000	10,000
Debt financing	15,000	15,000
Other liabilities	50,565	55,113
Total Liabilities	4,269,286	4,392,091
Shareholders' Equity:
Common stock (no par value), authorized - 150,000 shares Issued and outstanding: 26,769 at June 30, 2013 and 27,213 at December 31, 2012	371,498	372,012
Deferred compensation	2,711	3,101
Accumulated other comprehensive income	4,524	14,625
Retained earnings	165,889	170,364
Total Shareholders' Equity	544,622	560,102
Total Liabilities and Shareholders' Equity	$ 4,813,908	$ 4,952,193