Fair Value Measurement (Tables)

6 Months Ended

Jun. 30, 2011

Fair Value Disclosures [Abstract]

Recurring Fair Value Measurements

	Level 1		Level 2		Level 3		Total
Available-for-sale securities	$	3,752	$	3,349,950	$	144,570	$	3,498,272
Residential loans held for sale		—		22,951		—		22,951
Derivative assets		—		47,809		—		47,809
Total assets at fair value on a recurring basis	$	3,752	$	3,420,710	$	144,570	$	3,569,032
Derivative liabilities	$	—	$	72,037	$	—	$	72,037
True-up liability		—		—		12,196		12,196
Total liabilities at fair value on a recurring basis	$	—	$	72,037	$	12,196	$	84,233

Fair value measurements from third party pricing service or independent brokers

	Level 2				Level 3
			Independent
			Pricing				Independent
	# Issues		Service		# Issues		Broker Quotes
U.S. government agency debentures		25	$	371,244		—	$	—
U.S States and political subdivisions		486		309,785		—		—
Residential mortgage-backed securities:
U.S. government agencies		208		1,588,971		—		—
Residential collateralized mortgage-backed securities:
U.S. government agencies		110		1,079,947		1		3
Non-agency		1		3		7		93,844
Corporate debt securities		—		—		8		50,723
		830	$	3,349,950		16	$	144,570

Summary of changes in Level 3 assets and liabilities measured at fair value

						Total changes
			Total			in fair values								Fair value
	Fair Value		unrealized			included in current								quarter ended
	March 31, 2011		gains/losses (a)			period earnings		Purchases		Sales		Transfers		June 30, 2011
Available-for-sale securities	$	126,914	$	(2,344	)	$	—	$	20,000	$	—	$	—	$	144,570
True-up liability	$	11,601	$	—		$	595	$	—	$	—	$	—	$	12,196

(a) Reported in other comprehensive income (loss)

					Total changes
			Total		in fair values								Fair value
	Fair Value		unrealized		included in current								quarter ended
	January 1, 2011		gains/(losses) (a)		period earnings		Purchases		Sales		Transfers		June 30, 2011
Available-for-sale securities	$	60,344	$	350	$	—	$	83,876	$	—	$	—	$	144,570
True-up liability	$	12,061	$	—	$	135	$	—	$	—	$	—	$	12,196

(a) Reported in other comprehensive income (loss)

Assets measured at fair value on a nonrecurring basis

	Level 1		Level 2		Level 3		Total
Mortgage servicing rights	$	—	$	—	$	20,766	$	20,766
Impaired and nonaccrual loans		—		—		114,975		114,975
Other property (1)		—		—		33,006		33,006
Other real estate covered by loss share		—		—		64,372		64,372
Total assets at fair value on a nonrecurring basis	$	—	$	—	$	233,119	$	233,119

(1) Represents the fair value, and related change in the value, of foreclosed real estate and other collateral owned by the Corporation during the period.

Summary of Change in fair value carrying amount of residential mortgages

	June 30, 2011				December 31, 2010
	Carrying		Fair		Carrying		Fair
	Amount		Value		Amount		Value
Financial assets:
Cash and due from banks	$	224,078	$	224,078	$	523,113	$	523,113
Investment securities		3,660,425		3,739,934		3,154,333		3,207,754
Loan held for sale		22,951		22,951		41,340		41,340
Net noncovered loans		7,299,032		6,929,941		7,087,398		6,716,214
Net covered loans and loss share receivable		1,721,747		1,721,747		1,963,021		1,963,021
Accrued interest receivable		42,276		42,276		41,830		41,830
Mortgage servicing rights		20,744		20,766		21,317		21,579
Derivative assets		47,809		47,809		47,764		47,764
Financial liabilities:
Deposits	$	11,340,939	$	11,359,102	$	11,268,006	$	11,275,440
Federal funds purchased and securities sold under agreements to repurchase		809,570		814,030		777,585		782,668
Wholesale borrowings		325,133		328,808		326,007		329,465
Accrued interest payable		5,851		5,851		6,560		6,560
Derivative liabilities		72,037		72,037		72,824		72,824
True up liability		12,196		12,196		12,061		12,061

Fair Value of Financial Instruments

					Fair Value
					Carrying Amount
	Fair Value		Aggregate Unpaid		Less Aggregate
	Carrying Amount		Principal		Unpaid Principal
Loans held for sale reported at fair value	$	22,951	$	22,419	$	532