Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2011

Fair Value Measurements [Abstract]

Fair Value Of Assets And Liabilities Measured On Recurring Basis

	At December 31, 2011
(In thousands)	Carrying Balance		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Financial assets held at fair value:
Available for sale securities:
U.S. treasury bills	$	200	$	200	$	—	$	—
Agency CMOs—GSE		1,940,242		—		1,940,242		—
Pooled trust preferred securities		28,998		—		—		28,998
Single issuer trust preferred securities		38,214		—		38,214		—
Equity securities—financial institutions		9,447		8,472		—		975
Mortgage-backed securities- GSE		527,310		—		527,310		—
CMBS		330,353		—		330,353		—
Total available for sale securities		2,874,764		8,672		2,836,119		29,973
Derivative instruments:
Interest rate swaps		47,134		—		47,134		—
Total financial assets held at fair value	$	2,921,898	$	8,672	$	2,883,253	$	29,973
Financial liabilities held at fair value:
Derivative instruments:
Interest rate swaps	$	58,424	$	—	$	58,424	$	—
Fed Fund futures contract		1,365		—		1,365		—
Visa Swap		2		—		2		—
	At December 31, 2010
(In thousands)	Carrying Balance		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Financial assets held at fair value:
Trading securities:
Equity securities	$	11,554	$	11,554	$	—	$	—
Available for sale securities:
U.S. treasury bills		200		200		—		—
Agency Notes—GSE		100,049		—		100,049		—
Agency CMOs—GSE		1,179,159		—		1,179,159		—
Pooled trust preferred securities		53,189		—		—		53,189
Single issuer trust preferred securities		42,275		—		42,275		—
Equity securities—financial institutions		7,341		6,013		—		1,328
Mortgage-backed securities- GSE		723,582		—		723,582		—
CMBS		307,981		—		307,981		—
Total available for sale securities		2,413,776		6,213		2,353,046		54,517
Derivative instruments:
Interest rate swaps		35,198		—		35,198		—
Total financial assets held at fair value	$	2,460,528	$	17,767	$	2,388,244	$	54,517
Financial liabilities held at fair value:
Derivative instruments:
Interest rate swaps	$	37,841	$	—	$	37,841	$	—
Fed Fund futures contract		2,081		—		2,081		—
Visa Swap		—		—		—		—

Schedule Of Changes In Level 3 Assets And Liabilities Measured At Fair Value On A Recurring Basis

	Years ended December 31,
(In thousands)	2011			2010
Level 3—available for sale securities, beginning of period	$	54,517		$	70,689
Transfers into Level 3 (a)		—			1,716
Change in unrealized loss included in other comprehensive income		(11,521	)		(6,225	)
Realized loss on sale of available for sale securities		(3,343	)		(593	)
Net other-than-temporary impairment charges		—			(5,771	)
Purchases		42			753
Sales/Proceeds		(1,456	)		(4,153	)
Accretion/Amortization		652			108
Calls/Paydowns		(8,680	)		(2,133	)
Other		(238	)		126
Level 3—available for sale securities, end of period	$	29,973		$	54,517

(a) Auction rate preferred securities were transferred from Level 2 to Level 3 in March 2010 because of lack of observable market data due to a decrease in market activity for these securities.

Foreclosed And Repossessed Assets Remeasured And Reported At Fair Value

	Years ended December 31,
(In thousands)	2011			2010
Foreclosed and repossessed assets
Remeasured at initial recognition:
Carrying value prior to remeasurement	$	6,184		$	22,995
Charge-offs recognized in the allowance for loan and lease losses		(2,102	)		(4,576	)
Fair value	$	4,082		$	18,419
Remeasured subsequent to initial recognition:
Carrying value prior to remeasurement	$	24,401		$	31,513
Write-downs included in other non-interest expense		(8,114	)		(7,234	)
Fair value	$	16,287		$	24,279

Summary Of Estimated Fair Values Of Significant Financial Instruments

	At December 31, 2011				At December 31, 2010
(In thousands)	Carrying Amount		Estimated Fair Value		Carrying Amount		Estimated Fair Value
Assets:
Cash and due from banks	$	195,957	$	195,957	$	159,849	$	159,849
Interest-bearing deposits		96,062		96,062		52,811		52,811
Trading securities		—		—		11,554		11,554
Securities available for sale		2,874,764		2,874,764		2,413,776		2,413,776
Securities held-to-maturity		2,973,727		3,130,546		3,072,453		3,141,775
Loans held for sale		57,391		57,391		52,224		52,224
Loans, net		10,991,917		11,097,390		10,696,532		10,701,251
Mortgage servicing assets (a)		7,831		9,968		7,256		10,281
Derivative instruments		47,134		47,134		35,198		35,198
Liabilities:
Deposits other than time deposits	$	10,821,390	$	10,619,712	$	10,458,876	$	10,010,222
Time deposits		2,834,635		2,883,006		3,149,909		3,205,361
Securities sold under agreements to repurchase and other short-term borrowings		1,164,706		1,212,228		1,091,477		1,112,078
FHLB advances and other long-term debt (b)		1,805,198		1,789,506		1,350,842		1,302,718
Derivative instruments:
Interest rate swaps		58,424		58,424		37,841		37,841
Fed Fund futures contract		1,365		1,365		2,081		2,081
Visa swap		2		2		—		—

(a) The carrying amount of mortgage servicing assets is net of $0.9 million and $0.3 million reserves at December 31, 2011 and 2010, respectively. The estimated fair value does not include such adjustments.

(b) The carrying amount of FHLB advances and other long-term debt is net of $12.5 million and $20.9 million in hedge accounting adjustments and discounts at December 31, 2011 and 2010, respectively. The estimated fair value does not include such adjustments.