CONSOLIDATED STATEMENT OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Interest income
Loans and leases, including fees	$ 682,455	$ 648,514
Deposits at banks	267	213
Federal funds sold	17	3
Agreements to resell securities	9
Trading account	638	317
Investment securities
Fully taxable	44,760	62,964
Exempt from federal taxes	1,829	2,084
Total interest income	729,975	714,095
Interest expense
NOW accounts	322	283
Savings deposits	14,037	18,183
Time deposits	8,196	13,509
Deposits at Cayman Islands office	388	213
Short-term borrowings	231	303
Long-term borrowings	50,751	61,215
Total interest expense	73,925	93,706
Net interest income	656,050	620,389
Provision for credit losses	38,000	49,000
Net interest income after provision for credit losses	618,050	571,389
Other income
Mortgage banking revenues	93,103	56,192
Service charges on deposit accounts	110,949	108,889
Trust income	121,603	116,953
Brokerage services income	15,711	13,901
Trading account and foreign exchange gains	8,927	10,571
Gain on bank investment securities		45
Total other-than-temporary impairment ("OTTI") losses	(1,884)	(20,040)
Portion of OTTI losses recognized in other comprehensive income (before taxes)	(7,916)	8,554
Net OTTI losses recognized in earnings	(9,800)	(11,486)
Equity in earnings of Bayview Lending Group LLC	(3,656)	(4,752)
Other revenues from operations	96,045	86,410
Total other income	432,882	376,723
Other expense
Salaries and employee benefits	356,551	346,098
Equipment and net occupancy	65,159	65,043
Printing, postage and supplies	10,699	11,872
Amortization of core deposit and other intangible assets	13,343	16,774
FDIC assessments	19,438	28,949
Other costs of operations	170,406	170,959
Total other expense	635,596	639,695
Income before taxes	415,336	308,417
Income taxes	141,223	101,954
Net income	274,113	206,463
Net income available to common shareholders
Basic	255,079	188,236
Diluted	$ 255,096	$ 188,241
Net income per common share
Basic	$ 2.00	$ 1.50
Diluted	$ 1.98	$ 1.50
Cash dividends per common share	$ 0.70	$ 0.70
Average common shares outstanding
Basic	127,669	125,220
Diluted	128,636	125,616