Consolidated Statements of Condition - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Assets
Cash and cash equivalents	$ 241,682	$ 255,146
Investment securities:
Held-to-maturity (Market value of $2,400 on September 30, 2015 and $2,400 on December 31, 2014)	2,400	2,400
Available-for-sale (Amortized cost of $4,492,261 on September 30, 2015 and $4,894,428 on December 31, 2014)	4,532,783	4,911,963
Total investment securities	4,535,183	4,914,363
Loans	5,922,972	5,679,245
Less allowance for probable loan losses	(65,260)	(64,828)
Net loans	5,857,712	5,614,417
Bank premises and equipment, net	521,499	526,423
Accrued interest receivable	29,439	31,461
Other investments	468,986	440,670
Identified intangible assets, net	356	797
Goodwill	282,532	282,532
Other assets	114,828	130,711
Total assets	12,052,217	12,196,520
Deposits:
Demand - non-interest bearing	3,089,266	2,930,253
Savings and interest bearing demand	2,981,034	3,025,680
Time	2,396,480	2,482,692
Total deposits	8,466,780	8,438,625
Securities sold under repurchase agreements	831,012	858,350
Other borrowed funds	803,550	1,073,944
Junior subordinated deferrable interest debentures	161,416	175,416
Other liabilities	131,822	69,527
Total liabilities	10,394,580	10,615,862
Shareholders' equity:
Common shares of $1.00 par value. Authorized 275,000,000 shares; issued 95,856,588 shares on September 30, 2015 and 95,783,977 shares on December 31, 2014	95,857	95,784
Surplus	167,567	165,520
Retained earnings	1,648,630	1,585,389
Accumulated other comprehensive income (including $(4,332) on September 30, 2015 and $(4,881) on December 31, 2014 of comprehensive loss related to other-than-temporary impairment for non-credit related issues)	26,161	11,397
Total shareholders' equity before treasury stock	1,938,215	1,858,090
Less cost of shares in treasury, 29,455,316 shares on September 30, 2015 and 29,324,567 December 31, 2014	(280,578)	(277,432)
Total shareholders' equity	1,657,637	1,580,658
Total liabilities and shareholders' equity	$ 12,052,217	$ 12,196,520