Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2015

Impaired Loans Remeasured And Reported At Fair Value Specific Valuation Allowance Allocation Method Of Underlying Collateral [Table Text Block]

The following table presents impaired loans that were remeasured and reported at fair value through a specific valuation allowance allocation of the allowance for loan losses based upon the fair value of the underlying collateral during the reported periods.



	Three Months Ended March 31, 2015					Three Months Ended March 31, 2014
	Level 2			Level 3		Level 2		Level 3
Carrying value of impaired loans before allocations	$	197		$	1,107	$	205	$	—
Specific valuation allowance (allocations) reversals of prior allocations	(71		)	209		75		—
Fair value	$	126		$	1,316	$	280	$	—

Financial Assets and Financial Liabilities Measured at Fair Value on Recurring Basis

The following table summarizes financial assets and financial liabilities measured at fair value on a recurring basis as of March 31, 2015 and December 31, 2014, segregated by the level of the valuation inputs within the fair value hierarchy utilized to measure fair value:



	Level 1 Inputs		Level 2 Inputs		Level 3 Inputs		Total Fair Value
March 31, 2015
Securities available for sale:
U.S. Treasury	$	3,774,077	$	—	$	—	$	3,774,077
Residential mortgage-backed securities	—		1,323,713		—		1,323,713
States and political subdivisions	—		3,532,303		—		3,532,303
Other	—		42,404		—		42,404
Trading account securities:
U.S. Treasury	12,833		—		—		12,833
States and political subdivisions	—		2,829		—		2,829
Derivative assets:
Interest rate swaps, caps and floors	—		48,008		180		48,188
Commodity swaps and options	—		32,341		—		32,341
Foreign currency forward contracts	342		—		—		342
Derivative liabilities:
Interest rate swaps, caps and floors	—		51,237		—		51,237
Commodity swaps and options	—		32,247		—		32,247
Foreign currency forward contracts	284		—		—		284



	Level 1 Inputs		Level 2 Inputs		Level 3 Inputs		Total Fair Value
December 31, 2014
Securities available for sale:
U.S. Treasury	$	3,811,252	$	—	$	—	$	3,811,252
Residential mortgage-backed securities	—		1,398,724		—		1,398,724
States and political subdivisions	—		3,208,907		—		3,208,907
Other	—		42,371		—		42,371
Trading account securities:
U.S. Treasury	15,339		—		—		15,339
States and political subdivisions	—		87		—		87
Derivative assets:
Interest rate swaps, caps and floors	—		40,931		170		41,101
Commodity swaps and options	—		32,829		—		32,829
Foreign currency forward contracts	666		—		—		666
Derivative liabilities:
Interest rate swaps, caps and floors	—		43,853		—		43,853
Commodity swaps and options	—		32,729		—		32,729
Foreign currency forward contracts	617		—		—		617

Foreclosed Assets Remeasured and Reported at Fair Value

The following table presents foreclosed assets that were remeasured and reported at fair value during the reported periods:



	Three Months Ended March 31,
	2015			2014
Foreclosed assets remeasured at initial recognition:
Carrying value of foreclosed assets prior to remeasurement	$	67		$	2,198
Charge-offs recognized in the allowance for loan losses	—			(204		)
Fair value	$	67		$	1,994
Foreclosed assets remeasured subsequent to initial recognition:
Carrying value of foreclosed assets prior to remeasurement	$	138		$	499
Write-downs included in other non-interest expense	(22		)	(244		)
Fair value	$	116		$	255

Estimated Fair Values of Financial Instruments

The estimated fair values of financial instruments that are reported at amortized cost in our consolidated balance sheets, segregated by the level of the valuation inputs within the fair value hierarchy utilized to measure fair value, were as follows:



	March 31, 2015				December 31, 2014
	Carrying Amount		Estimated Fair Value		Carrying Amount		Estimated Fair Value
Financial assets:
Level 2 inputs:
Cash and cash equivalents	$	3,844,764	$	3,844,764	$	4,364,123	$	4,364,123
Securities held to maturity	2,817,511		2,866,704		2,926,486		2,966,390
Cash surrender value of life insurance policies	172,936		172,936		172,050		172,050
Accrued interest receivable	94,075		94,075		128,436		128,436
Level 3 inputs:
Loans, net	11,109,105		11,136,003		10,887,993		10,939,684
Financial liabilities:
Level 2 inputs:
Deposits	24,149,622		24,150,162		24,135,930		24,136,402
Federal funds purchased and repurchase agreements	604,207		604,207		803,119		803,119
Junior subordinated deferrable interest debentures	137,115		137,115		137,115		137,115
Subordinated notes payable and other borrowings	100,000		95,860		100,000		95,591
Accrued interest payable	1,164		1,164		1,132		1,132

- Definition

Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.

+ References+ Details