Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2011

Financial Assets And Financial Liabilities Measured At Fair Value On A Recurring Basis


	Level 1 Inputs		Level 2 Inputs		Level 3 Inputs		Total Fair Value

2011
Securities available for sale:
U.S. Treasury	$	2,056,732	$	-	$	-	$	2,056,732
U.S. government agencies/corporations		-		250,884		-		250,884
Residential mortgage-backed securities		-		3,289,270		-		3,289,270
States and political subdivisions		-		2,154,813		-		2,154,813
Other		-		38,001		-		38,001

Trading account securities:
U.S. Treasury		13,609		-		-		13,609

Derivative assets:
Interest rate swaps, caps and floors		-		60,498		689		61,187
Commodity and foreign exchange derivatives		7		23,304		-		23,311

Derivative liabilities:
Interest rate swaps, caps and floors		-		77,626		-		77,626
Commodity and foreign exchange derivatives		-		23,139		-		23,139

2010
Securities available for sale:
U.S. Treasury	$	987,031	$	-	$	-	$	987,031
Residential mortgage-backed securities		-		2,091,330		-		2,091,330
States and political subdivisions		-		2,040,300		-		2,040,300
Other		-		38,809		-		38,809

Trading account securities:
U.S. Treasury		14,986		-		-		14,986
States and political subdivisions		-		115		-		115

Derivative assets:
Interest rate swaps, caps and floors		-		43,633		1,090		44,723
Commodity and foreign exchange derivatives		-		14,177		-		14,177

Derivative liabilities:
Interest rate swaps, caps and floors		-		63,299		-		63,299
Commodity and foreign exchange derivatives		19		14,082		-		14,101

Beginning And Ending Balances Of Derivative Assets Measured At Fair Value On A Recurring Basis


	2011			2010

Balance, beginning of period	$	1,090		$	945
Transfers into Level 3		457			-
Cash settlements		(1,496	)		(462	)
Realized gains included in other non-interest income		562			761
Realized gains (losses) included in other non-interest expense		76			(154	)

Balance, end of period	$	689		$	1,090

Impaired Loans Remeasured And Reported At Fair Value Of The Underlying Collateral


	2011						2010						2009

	Level 2			Level 3			Level 2			Level 3			Level 2			Level 3

Carrying value of impaired loans	$	4,158		$	2,310		$	18,020		$	5,458		$	7,827		$	7,357
Specific valuation allowance allocations		(1,361	)		(1,528	)		(7,311	)		(3,722	)		(1,600	)		(3,743	)

Fair value	$	2,797		$	782		$	10,709		$	1,736		$	6,227		$	3,614

Foreclosed Assets Remeasured And Reported At Fair Value


	2011			2010			2009

Foreclosed assets remeasured at initial recognition:
Carrying value of foreclosed assets prior to remeasurement	$	24,682		$	22,585		$	42,091
Charge-offs recognized in the allowance for loan losses		(3,556	)		(3,067	)		(5,980	)

Fair value	$	21,126		$	19,518		$	36,111

Foreclosed assets remeasured subsequent to initial recognition:
Carrying value of foreclosed assets prior to remeasurement	$	7,667		$	8,025		$	5,749
Write-downs included in other non-interest expense		(2,792	)		(2,302	)		(1,557	)

Fair value	$	4,875		$	5,723		$	4,192

Estimated Fair Values Of Financial Instruments


	December 31, 2011				December 31, 2010
	Carrying Amount		Estimated Fair Value		Carrying Amount		Estimated Fair Value

Financial assets:
Cash and cash equivalents	$	2,907,592	$	2,907,592	$	2,820,977	$	2,820,977
Securities		8,169,305		8,207,770		5,456,200		5,468,799
Loans, net		7,884,982		7,951,742		7,990,704		8,038,760
Cash surrender value of life insurance policies		133,967		133,967		129,922		129,922
Non-hedging commercial loan/lease interest rate swaps, caps and floors		61,187		61,187		44,723		44,723
Commodity and foreign exchange derivatives		23,311		23,311		14,177		14,177
Accrued interest receivable		78,869		78,869		72,328		72,328

Financial liabilities:
Deposits		16,756,748		16,757,708		14,479,342		14,480,725
Federal funds purchased and repurchase agreements		722,202		722,202		475,673		475,673
Junior subordinated deferrable interest debentures		123,712		123,712		123,712		123,712
Subordinated notes payable and other borrowings		100,026		100,101		250,045		256,172
Interest rate swap on junior subordinated deferrable interest debentures designated as a hedge of cash flows		7,807		7,807		9,895		9,895
Commercial loan/lease interest rate swaps designated as hedges of fair value		8,376		8,376		8,350		8,350
Non-hedging commercial loan/lease interest rate swaps, caps and floors		61,443		61,443		45,054		45,054
Commodity and foreign exchange derivatives		23,139		23,139		14,101		14,101
Accrued interest payable		4,431		4,431		9,991		9,991

- Definition

Tabular disclosure of the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments, assets, and liabilities. Such certain disclosures about the financial instruments, assets, and liabilities include: (1) the fair value of the required items together with their carrying amounts (as appropriate) and (2) the methodology and assumptions used in developing such estimates of fair value.

+ References

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 107

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 8: http://www.xbrl.org/2003/role/presentationRef

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Reference 12: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

- Definition

Tabular disclosure of the location and amount of gains and losses reported in the statement of financial performance, or when applicable, the statement of financial position. For example, (a) gains and losses recognized in the income statement on derivative instruments designated and qualifying as hedging instruments in fair value hedges and related hedged items designated and qualifying in fair value hedges and (b) gains and losses initially recognized in other comprehensive income on derivative instruments designated and qualifying as cash flow hedges.

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