Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012		Dec. 31, 2011
Assets
Cash and due from banks	$ 1,266,834		$ 976,191
Funds sold and resell agreements	19,405		10,174
Trading securities	214,102		76,800
Investment securities	499,534	[1]	439,236	[2]
Available for sale securities	11,287,221		10,179,365
Fair value option securities	284,296		651,226
Residential mortgage loans held for sale	293,762		188,125
Loans	12,311,456		11,269,743
Less allowance for loan losses	(215,507)		(253,481)
Loans, net of allowance	12,095,949		11,016,262
Premises and Equipment, net	265,920		262,735
Receivables	114,185		123,257
Goodwill	361,979		335,601
Intangible assets, net	28,192		10,219
Mortgage servicing rights, net	100,812		86,783
Real estate and other repossessed assets	103,791		122,753
Bankers' acceptances	605		1,881
Derivative contracts	338,106		293,859
Cash surrender value of bank-owned life insurance	274,531		263,318
Receivable on unsettled securities trades	211,052		75,151
Other assets	388,355		381,010
Total assets	28,148,631		25,493,946
Noninterest-bearing demand deposits	8,038,286		5,799,785
Interest-bearing deposits:
Transaction	9,888,038		9,354,456
Savings	284,744		226,357
Time	2,967,992		3,381,982
Total deposits	21,179,060		18,762,580
Funds purchased	1,167,416		1,063,318
Repurchase agreements	887,030		1,233,064
Other borrowings	651,775		74,485
Subordinated debentures	347,633		398,881
Accrued interest, taxes and expense	176,678		149,508
Bankers' acceptances	605		1,881
Derivative contracts	283,589		236,522
Due on unsettled securities trades	297,453		653,371
Other liabilities	163,711		133,684
Total liabilities	25,154,950		22,707,294
Shareholders' equity:
Common stock	4		4
Capital surplus	859,278		818,817
Retained earnings	2,137,541		1,953,332
Treasury stock	(188,883)		(150,664)
Accumulated other comprehensive income	149,920		128,979
Total shareholders' equity	2,957,860		2,750,468
Non-controlling interest	35,821		36,184
Total equity	2,993,681		2,786,652
Total liabilities and equity	$ 28,148,631		$ 25,493,946

[1] Carrying value includes $5.0 million of net unrealized gain which remains in Accumulated other comprehensive income (“AOCI”) related to certain securities transferred from the Available for Sale securities portfolio to the Investment securities portfolio as discussed in greater detail following.

[2] Carrying value includes $12 million of net unrealized gain which remains in AOCI in the Consolidated Balance Sheets related to certain securities transferred from the Available for Sale securities portfolio to the Investment securities portfolio as discussed in greater detail following.