Investment Securities (Tables)

6 Months Ended

Jun. 30, 2014

Investments, Debt and Equity Securities [Abstract]

Schedule Of Investment Securities

Investment securities at December 31, 2013, were as follows:

Securities Available-for-Sale (In thousands)	Amortized Cost		Gross Unrealized/ Unrecognized Holding  Gains		Gross Unrealized/ Unrecognized Holding  Losses		Estimated  Fair Value
Obligations of U.S. Treasury and other U.S. Government sponsored entities	$	570,632	$	—	$	45,496	$	525,136
U.S. Government sponsored entities' asset-backed securities	650,391		8,070		9,990		648,471
Other equity securities	1,120		1,539		—		2,659
Total	$	1,222,143	$	9,609	$	55,486	$	1,176,266

Securities Held-to-Maturity (In thousands)	Amortized Cost		Gross Unrealized/ Unrecognized Holding  Gains		Gross Unrealized/ Unrecognized Holding  Losses		Estimated Fair Value
Obligations of states and political subdivisions	$	240	$	1	$	—	$	241
U.S. Government sponsored entities' asset-backed securities	181,821		5,382		42		187,161
Total	$	182,061	$	5,383	$	42	$	187,402

Investment securities at June 30, 2014, were as follows:

Securities Available-for-Sale (In thousands)	Amortized Cost		Gross Unrealized/ Unrecognized Holding  Gains		Gross Unrealized/ Unrecognized Holding  Losses		Estimated  Fair Value
Obligations of U.S. Treasury and other U.S. Government sponsored entities	$	570,634	$	—	$	18,698	$	551,936
U.S. Government sponsored entities' asset-backed securities	634,465		13,631		5,386		642,710
Other equity securities	1,120		1,529		—		2,649
Total	$	1,206,219	$	15,160	$	24,084	$	1,197,295

Securities Held-to-Maturity (In thousands)	Amortized Cost		Gross Unrealized/ Unrecognized Holding  Gains		Gross Unrealized/ Unrecognized Holding  Losses		Estimated Fair Value
Obligations of states and political subdivisions	$	85	$	—	$	—	$	85
U.S. Government sponsored entities' asset-backed securities	162,219		3,738		256		165,701
Total	$	162,304	$	3,738	$	256	$	165,786

Schedule Of Unrealized Loss On Securities

Securities with unrealized losses at December 31, 2013, were as follows:

	Unrealized loss position for less than 12 months				Unrealized loss position for 12 months or longer				Total
(In thousands)	Fair value		Unrealized losses		Fair value		Unrealized losses		Fair value		Unrealized losses
Securities Available-for-Sale
Obligations of U.S. Treasury and other U.S. Government sponsored entities	$	377,626	$	29,256	$	147,510	$	16,240	$	525,136	$	45,496
U.S. Government sponsored entities' asset-backed securities	404,035		8,917		21,572		1,073		425,607		9,990
Total	$	781,661	$	38,173	$	169,082	$	17,313	$	950,743	$	55,486
Securities Held-to-Maturity
U.S. Government sponsored entities' asset-backed securities	$	5,781	$	42	$	—	$	—	$	5,781	$	42

Securities with unrealized losses at June 30, 2014, were as follows:

	Unrealized loss position for less than 12 months				Unrealized loss position for 12 months or longer				Total
(In thousands)	Fair value		Unrealized losses		Fair value		Unrealized losses		Fair value		Unrealized losses
Securities Available-for-Sale
Obligations of U.S. Treasury and other U.S. Government agencies	$	—	$	—	$	551,936	$	18,698	$	551,936	$	18,698
U.S. Government agencies' asset-backed securities	$	—	$	—	$	196,567	$	5,386	$	196,567	$	5,386
Total	$	—	$	—	$	748,503	$	24,084	$	748,503	$	24,084
Securities Held-to-Maturity
U.S. Government sponsored entities' asset-backed securities	$	20,577	$	228	$	3,800	$	28	$	24,377	$	256

Amortized Cost And Estimated Fair Value Of Investments In Debt Securities By Contractual Maturity

The amortized cost and estimated fair value of investments in debt securities at June 30, 2014, are shown in the following table by contractual maturity or the expected call date, except for asset-backed securities, which are shown as a single total, due to the unpredictability of the timing of principal repayments.

Securities Available-for-Sale (In thousands)	Amortized cost		Fair value		Weighted Avg Yield
U.S. Treasury and sponsored entities' obligations:
Due one through five years	173,750		167,842		1.82	%
Due five through ten years	396,884		384,094		2.43	%
Total	$	570,634	$	551,936	2.24	%
U.S. Government sponsored entities' asset-backed securities:	$	634,465	$	642,710	2.45	%

Securities Held-to-Maturity (In thousands)	Amortized cost		Fair value		Weighted Avg Yield
Obligations of state and political subdivisions:
Due within one year	$	85	$	85	4.40	%
U.S. Government sponsored entities' asset-backed securities	$	162,219	$	165,701	3.44	%