Consolidated Statements of Financial Condition (Unaudited) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
ASSETS:
Cash and due from banks	$ 41,229	$ 44,067
Federal funds sold and other short term investments	479,647	400,183
Total cash and cash equivalents	520,876	444,250
Securities available for sale:
Total securities available for sale	910,781	891,601
Held to maturity securities:
Total held to maturity securities	154,528	191,712
Loans, net of deferred fees and costs	2,427,974	2,355,265
Less: Allowance for loan losses	45,561	41,911
Net loans	2,382,413	2,313,354
Bank premises and equipment, net	36,032	36,632
Other assets	65,696	77,235
Total assets	4,070,326	3,954,784
Deposits:
Demand	259,459	251,091
Interest-bearing checking	461,976	441,520
Savings accounts	891,181	774,366
Money market deposit accounts	638,774	602,803
Certificates of deposit (in denominations of $100,000 or more)	453,303	456,837
Other time accounts	947,838	1,027,470
Total deposits	3,652,531	3,554,087
Short-term borrowings	128,807	124,615
Accrued expenses and other liabilities	20,039	20,642
Total liabilities	3,801,377	3,699,344
SHAREHOLDERS' EQUITY:
Capital stock par value $1; 150,000,000 shares authorized and 83,166,423 shares issued at June 30, 2011 and December 31, 2010, respectively	83,166	83,166
Surplus	126,196	126,982
Undivided profits	113,782	108,780
Accumulated other comprehensive income (loss), net of tax	2,846	(4,119)
Treasury stock at cost - 5,799,812 and 6,036,512 shares at June 30, 2011 and December 31, 2010, respectively	(57,041)	(59,369)
Total shareholders' equity	268,949	255,440
Total liabilities and shareholders' equity	4,070,326	3,954,784
U. S. Government Sponsored Enterprises [Member]
Securities available for sale:
Total securities available for sale	676,062	614,886
State and Political Subdivisions [Member]
Securities available for sale:
Total securities available for sale	57,670	79,764
Mortgage-Backed Securities and Collateralized Mortgage Obligations-Residential [Member]
Securities available for sale:
Total securities available for sale	66,333	73,567
Held to maturity securities:
Total held to maturity securities	105,509	122,654
Corporate Bonds [Member]
Securities available for sale:
Total securities available for sale	103,194	115,504
Held to maturity securities:
Total held to maturity securities	49,019	69,058
Other Securities [Member]
Securities available for sale:
Total securities available for sale	$ 7,522	$ 7,880