Derivative Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2011

Derivative Financial Instruments [Abstract]

Schedule Of Notional Amounts And Estimated Fair Values Of Interest Rate Derivative Contracts

	December 31, 2011					December 31, 2010
	Notional Amount		Estimated Fair Value			Notional Amount		Estimated Fair Value
Interest rate derivatives designated as hedges of fair value:
Commercial loan/lease interest rate swaps	$	71,181	$	(8,376)		$	104,088	$	(8,350)
Interest rate derivatives designated as hedges of cash flows:
Interest rate swap on junior subordinated deferrable interest debentures		120,000		(7,807	)		120,000		(9,895	)
Non-hedging interest rate derivatives:
Commercial loan/lease interest rate swaps		613,883		61,137			593,792		44,335
Commercial loan/lease interest rate swaps		613,883		(61,393	)		593,792		(44,666	)
Commercial loan/lease interest rate caps		20,000		50			20,000		388
Commercial loan/lease interest rate caps		20,000		(50	)		20,000		(388	)

Schedule Of Weighted-Average Rates Paid And Received For Interest Rate Swaps Outstanding

	Weighted-Average
	Interest Rate Paid			Interest Rate Received
Interest rate swaps:
Fair value hedge commercial loan/lease interest rate swaps		4.40	%		0.27	%
Cash flow hedge interest rate swaps on junior subordinated deferrable interest debentures		5.47			2.08
Non-hedging interest rate swaps		1.86			4.95
Non-hedging interest rate swaps		4.95			1.86

Schedule Of Notional Amounts And Estimated Fair Values Of Commodity Derivative Positions

		December 31, 2011					December 31, 2010
	Notional Units	Notional Amount		Estimated Fair Value			Notional Amount		Estimated Fair Value
Non-hedging commodity swaps:
Oil	Barrels		459	$	1,068			321	$	2,502
Oil	Barrels		459		(963	)		321		(2,428	)
Natural gas	MMBTUs		1,905		3,540			510		195
Natural gas	MMBTUs		1,905		(3,480	)		510		(174	)
Non-hedging commodity options:
Oil	Barrels		2,920		18,206			1,288		7,706
Oil	Barrels		2,920		(18,206	)		1,288		(7,706	)
Natural gas	MMBTUs		480		490			3,820		3,774
Natural gas	MMBTUs		480		(490	)		3,820		(3,774	)

Schedule Of Amounts Related To Interest Rate Derivatives Designated As Hedges Of Fair Value

	2011			2010			2009
Commercial loan/lease interest rate swaps:
Amount of gain (loss) included in interest income on loans	$	(3,640	)	$	(5,082	)	$	(5,852	)
Amount of (gain) loss included in other non-interest expense		(3	)		(110	)		(390	)

Schedule Of Amounts Related To Interest Rate Derivatives Included In Income Designated As Hedges Of Cash Flows

	2011			2010			2009
Interest rate swaps/caps/floors on variable-rate loans:
Amount reclassified from accumulated other comprehensive income to interest income on loans	$	37,380		$	43,389		$	51,377
Amount of gain (loss) recognized in other comprehensive income		-			68,865			(20,177	)
Interest rate swaps on junior subordinated deferrable interest debentures:
Amount reclassified from accumulated other comprehensive income to interest expense on junior subordinated deferrable interest debentures		4,386			4,367			3,595
Amount of gain (loss) recognized in other comprehensive income		(2,321	)		(7,312	)		145
Interest rate swaps on FHLB advances:
Amount reclassified from accumulated other comprehensive income to:
Other non-interest income		-			-			17,722
Interest expense on other long-term borrowings		-			-			2,950
Amount of gain (loss) recognized in other comprehensive income		-			-			14,772

Schedule Of Amounts Related To Non-Hedging Interest Rate And Commodity Derivatives

	2011			2010		2009
Non-hedging interest rate derivatives:
Other non-interest income	$	2,270		$	2,713	$	915
Other non-interest expense		(76	)		154		198
Non-hedging commodity derivatives:
Other non-interest income		627			221		375
Non-hedging foreign exchange derivatives:
Other non-interest income		316			2		-