Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Assets
Cash and due from banks	$ 195,719	$ 194,171
Interest-bearing deposits in banks	404,327	379,125
Total cash and cash equivalents	600,046	573,296
Fed funds sold
Securities available for sale, at estimated fair value	1,812,746	1,805,205
Securities held to maturity, estimated fair values of $194,632 and $199,110, respectively	188,399	192,764
Mortgage loans held for sale	180,569	153,013
Loans covered by loss share agreement	1,190,147	1,334,449
Non-covered loans, net of unearned income	6,546,365	6,053,588
Total loans receivable	7,736,512	7,388,037
Allowance for loan losses	(187,285)	(193,761)
Loans, net	7,549,227	7,194,276
FDIC loss share receivable	469,923	591,844
Premises and equipment, net	291,718	285,607
Goodwill	366,084	369,811
Other assets	662,406	592,112
Total Assets	12,121,118	11,757,928
Liabilities
Noninterest-bearing	1,651,154	1,485,058
Interest-bearing	7,764,766	7,803,955
Total deposits	9,415,920	9,289,013
Short-term borrowings	640,768	395,543
Long-term debt	417,898	452,733
Other liabilities	151,492	137,978
Total Liabilities	10,626,078	10,275,267
Shareholders' Equity
Common stock, $1 par value - 50,000,000 shares authorized; 31,163,051 and 31,163,070 shares issued, respectively	31,163	31,163
Additional paid-in capital	1,132,842	1,135,880
Retained earnings	387,071	375,184
Accumulated other comprehensive income	22,208	24,457
Treasury stock at cost - 1,666,043 and 1,789,165 shares, respectively	(78,244)	(84,023)
Total Shareholders' Equity	1,495,040	1,482,661
Total Liabilities and Shareholders' Equity	$ 12,121,118	$ 11,757,928