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Investment Securities (Tables)

9 Months Ended

Sep. 30, 2017

Investment Securities [Abstract]

Schedule Of Investment Securities Classified As Available-for-sale And Held-to-maturity





Available-for-sale		September 30, 2017
				Gross		Gross
		Amortized		unrealized		unrealized		Fair
		cost		gains		losses		value
U.S. Government agency securities		$               35,162		$                    87		$                  (24)		$              35,225
Asset-backed securities *		264,196		1,182		(439)		264,939
Tax-exempt obligations of states and political subdivisions		13,157		179		(17)		13,319
Taxable obligations of states and political subdivisions		71,592		1,671		(150)		73,113
Residential mortgage-backed securities		367,017		840		(3,420)		364,437
Collateralized mortgage obligation securities		129,722		294		(923)		129,093
Commercial mortgage-backed securities		153,274		488		(114)		153,648
Foreign debt securities		59,685		398		(88)		59,995
Corporate debt securities		102,205		1,047		(65)		103,187
		$          1,196,010		$               6,186		$             (5,240)		$         1,196,956






		September 30, 2017
				Gross		Gross
		Amortized		unrealized		unrealized		Fair
* Asset-backed securities as shown above		cost		gains		losses		value
Federally insured student loan securities		$               94,409		$                  254		$                (418)		$              94,245
Collateralized loan obligation securities		153,369		800		(19)		154,150
Other		16,418		128		(2)		16,544
		$             264,196		$               1,182		$                (439)		$            264,939







Held-to-maturity		September 30, 2017
				Gross		Gross
		Amortized		unrealized		unrealized		Fair
		cost		gains		losses		value
Other debt securities - single issuers		$               11,017		$                  118		$             (2,761)		$                8,374
Other debt securities - pooled		75,385		1,340		-		76,725
		$               86,402		$               1,458		$             (2,761)		$              85,099







Available-for-sale		December 31, 2016
				Gross		Gross
		Amortized		unrealized		unrealized		Fair
		cost		gains		losses		value
U.S. Government agency securities		$               27,771		$                    23		$                  (92)		$              27,702
Asset-backed securities *		355,622		1,811		(2,037)		355,396
Tax-exempt obligations of states and political subdivisions		15,492		129		(137)		15,484
Taxable obligations of states and political subdivisions		78,143		1,539		(633)		79,049
Residential mortgage-backed securities		347,120		598		(5,149)		342,569
Collateralized mortgage obligation securities		160,649		619		(1,445)		159,823
Commercial mortgage-backed securities		117,844		250		(1,008)		117,086
Foreign debt securities		56,603		168		(274)		56,497
Corporate debt securities		95,005		421		(418)		95,008
		$          1,254,249		$               5,558		$           (11,193)		$         1,248,614






		December 31, 2016
				Gross		Gross
		Amortized		unrealized		unrealized		Fair
* Asset-backed securities as shown above		cost		gains		losses		value
Federally insured student loan securities		$              122,579		$                  346		$             (2,000)		$            120,925
Collateralized loan obligation securities		215,117		1,294		(14)		216,397
Other		17,926		171		(23)		18,074
		$              355,622		$               1,811		$             (2,037)		$            355,396







Held-to-maturity		December 31, 2016
				Gross		Gross
		Amortized		unrealized		unrealized		Fair
		cost		gains		losses		value
Other debt securities - single issuers		$               17,983		$                  179		$             (3,026)		$              15,136
Other debt securities - pooled		75,484		1,179		-		76,663
		$               93,467		$               1,358		$             (3,026)		$              91,799



Amortized Cost And Fair Value Of Investment Securities By Contractual Maturity



		Available-for-sale				Held-to-maturity
		Amortized		Fair		Amortized		Fair
		cost		value		cost		value
Due before one year		$                 6,433		$                6,441		$                       -		$                      -
Due after one year through five years		170,145		171,473		-		-
Due after five years through ten years		361,549		362,268		-		-
Due after ten years		657,883		656,774		86,402		85,099
		$          1,196,010		$         1,196,956		$              86,402		$            85,099



Available-for-sale And Held-to-maturity Securities, Continuous Unrealized Loss Position



Available-for-sale				Less than 12 months				12 months or longer				Total
		Number of securities		Fair Value		Unrealized losses		Fair Value		Unrealized losses		Fair Value		Unrealized losses
Description of Securities
U.S. Government agency securities		4		$              17,266		$                   (24)		$                      -		$                       -		$                 17,266		$                 (24)
Asset-backed securities		16		16,453		(20)		58,961		(419)		75,414		(439)
Tax-exempt obligations of states and
     political subdivisions		2		-		-		2,148		(17)		2,148		(17)
Taxable obligations of states and
     political subdivisions		14		14,844		(127)		977		(23)		15,821		(150)
Residential mortgage-backed securities		93		173,175		(1,573)		98,021		(1,847)		271,196		(3,420)
Collateralized mortgage obligation securities		26		62,244		(468)		30,937		(455)		93,181		(923)
Commercial mortgage-backed securities		8		23,434		(114)		243		-		23,677		(114)
Foreign debt securities		21		15,869		(68)		1,180		(20)		17,049		(88)
Corporate debt securities		20		11,658		(30)		4,514		(35)		16,172		(65)
Total temporarily impaired
     investment securities		204		$            334,943		$              (2,424)		$          196,981		$              (2,816)		$               531,924		$            (5,240)







Held-to-maturity				Less than 12 months				12 months or longer				Total
		Number of securities		Fair Value		Unrealized losses		Fair Value		Unrealized losses		Fair Value		Unrealized losses
Description of Securities
Corporate and other debt securities:
Single issuers		1		$                      -		$                      -		$                6,343		$             (2,761)		$                  6,343		$             (2,761)
Total temporarily impaired
     investment securities		1		$                      -		$                      -		$                6,343		$             (2,761)		$                  6,343		$             (2,761)



The table below indicates the length of time individual securities had been in a continuous unrealized loss position at December 31, 2016 (dollars in thousands):







Available-for-sale				Less than 12 months				12 months or longer				Total
		Number of securities		Fair Value		Unrealized losses		Fair Value		Unrealized losses		Fair Value		Unrealized losses
Description of Securities
U.S. Government agency securities		5		$                7,414		$                   (36)		$                7,824		$                   (56)		$                 15,238		$                 (92)
Asset-backed securities		23		10,186		(49)		93,375		(1,988)		103,561		(2,037)
Tax-exempt obligations of states and
     political subdivisions		8		6,056		(118)		3,301		(19)		9,357		(137)
Taxable obligations of states and
     political subdivisions		27		42,963		(633)		-		-		42,963		(633)
Residential mortgage-backed securities		68		180,357		(4,833)		54,254		(316)		234,611		(5,149)
Collateralized mortgage obligation securities		28		88,936		(1,004)		30,386		(441)		119,322		(1,445)
Commercial mortgage-backed securities		28		79,345		(963)		4,547		(45)		83,892		(1,008)
Foreign debt securities		34		26,696		(274)		700		-		27,396		(274)
Corporate debt securities		39		30,418		(414)		645		(4)		31,063		(418)
Total temporarily impaired
     investment securities		260		$            472,371		$              (8,324)		$            195,032		$              (2,869)		$               667,403		$          (11,193)







Held-to-maturity				Less than 12 months				12 months or longer				Total
		Number of securities		Fair Value		Unrealized losses		Fair Value		Unrealized losses		Fair Value		Unrealized losses
Description of Securities
Corporate and other debt securities:
Single issuers		1		$                      -		$                      -		$                6,039		$             (3,026)		$                  6,039		$             (3,026)
Total temporarily impaired
     investment securities		1		$                      -		$                      -		$                6,039		$             (3,026)		$                  6,039		$             (3,026)



Schedule Of Additional Information Related To Single Issuer And Pooled Trust Preferred Securities



Single issuer		Book value		Fair value		Unrealized gain/(loss)		Credit rating
Security A		$                1,913		$                 2,031		$                    118		Not rated
Security B		9,104		6,343		(2,761)		Not rated

Class: All of the above are trust preferred securities.







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- Definition

Tabular disclosure of available-for-sale securities and held-to-maturity securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security and amortized cost basis, or other disclosures related to available for sale and held to maturity securities.

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- Definition

Schedule Of Additional Information Related To Single Issuer And Pooled Trust Preferred Securities

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- Definition

Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments.

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- Definition

For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27290-111563

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