Loans Receivable and Credit Quality (Tables)

12 Months Ended

Dec. 31, 2015

Loans Receivable [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

The following table presents a summary of the loan portfolio based on the portfolio segment as of the dates indicated:

	December 31, 2015		December 31, 2014
	(In thousands)
Commercial and industrial	$	1,111,555	$	953,085
Commercial real estate	1,914,134		1,788,403
Construction and land	183,434		125,349
Residential	2,229,540		2,132,095
Home equity	119,828		114,859
Consumer and other	160,721		156,145
Total Loans	$	5,719,212	$	5,269,936

Schedule of Financing Receivables, Non Accrual Status [Table Text Block]

The following table presents nonaccrual loans receivable by class of receivable as of the dates indicated:

	December 31, 2015		December 31, 2014
	(In thousands)
Commercial and industrial	$	1,019	$	2,129
Commercial real estate	11,232		18,485
Construction and land	3,297		11,422
Residential	9,661		9,713
Home equity	1,306		1,320
Consumer and other	56		1,113
Total	$	26,571	$	44,182

Past Due Financing Receivables [Table Text Block]

The following tables present the payment status of loans receivable by class of receivable as of the dates indicated:

	December 31, 2015
	Accruing Past Due						Nonaccrual Loans
	30-59 Days Past Due		60-89 Days Past Due		Total Accruing Past Due		Current Payment Status		30-89 Days Past Due		90 Days or Greater Past Due		Total Non- accrual Loans		Current Accruing Loans		Total Loans Receivable
	(In thousands)
Commercial and industrial	$	2,329	$	338	$	2,667	$	726	$	—	$	293	$	1,019	$	1,107,869	$	1,111,555
Commercial real estate	2,091		529		2,620		5,912		—		5,320		11,232		1,900,282		1,914,134
Construction and land	—		—		—		149		34		3,114		3,297		180,137		183,434
Residential	6,267		873		7,140		924		874		7,863		9,661		2,212,739		2,229,540
Home equity	40		—		40		217		—		1,089		1,306		118,482		119,828
Consumer and other	235		392		627		24		9		23		56		160,038		160,721
Total	$	10,962	$	2,132	$	13,094	$	7,952	$	917	$	17,702	$	26,571	$	5,679,547	$	5,719,212

	December 31, 2014
	Accruing Past Due						Nonaccrual Loans
	30-59 Days Past Due		60-89 Days Past Due		Total Accruing Past Due		Current Payment Status		30-89 Days Past Due		90 Days or Greater Past Due		Total Non- accrual Loans		Current Accruing Loans		Total Loans Receivable
	(In thousands)
Commercial and industrial	$	723	$	—	$	723	$	157	$	—	$	1,972	$	2,129	$	950,233	$	953,085
Commercial real estate	167		71		238		14,235		684		3,566		18,485		1,769,680		1,788,403
Construction and land	—		—		—		8,245		86		3,091		11,422		113,927		125,349
Residential	3,878		1,913		5,791		2,770		1,704		5,239		9,713		2,116,591		2,132,095
Home equity	—		—		—		98		—		1,222		1,320		113,539		114,859
Consumer and other	208		—		208		1,041		9		63		1,113		154,824		156,145
Total	$	4,976	$	1,984	$	6,960	$	26,546	$	2,483	$	15,153	$	44,182	$	5,218,794	$	5,269,936

Financing Receivable Credit Quality Indicators [Table Text Block]

The following tables present the loan portfolio’s credit risk profile by internally assigned grade and class of receivable as of the dates indicated:

	December 31, 2015
	By Loan Grade or Nonaccrual Status
	Pass		Special Mention		Accruing Substandard		Nonaccrual Loans		Total
	(In thousands)
Commercial and industrial	$	1,070,438	$	28,643	$	11,455	$	1,019	$	1,111,555
Commercial real estate	1,841,603		27,594		33,705		11,232		1,914,134
Construction and land	162,563		12,974		4,600		3,297		183,434
Residential	2,213,204		—		6,675		9,661		2,229,540
Home equity	118,522		—		—		1,306		119,828
Consumer and other	158,686		—		1,979		56		160,721
Total	$	5,565,016	$	69,211	$	58,414	$	26,571	$	5,719,212

	December 31, 2014
	By Loan Grade or Nonaccrual Status
	Pass		Special Mention		Accruing Substandard		Nonaccrual Loans		Total
	(In thousands)
Commercial and industrial	$	928,228	$	15,703	$	7,025	$	2,129	$	953,085
Commercial real estate	1,703,064		47,782		19,072		18,485		1,788,403
Construction and land	100,672		13,255		—		11,422		125,349
Residential	2,112,129		—		10,253		9,713		2,132,095
Home equity	113,017		—		522		1,320		114,859
Consumer and other	153,044		—		1,988		1,113		156,145
Total	$	5,110,154	$	76,740	$	38,860	$	44,182	$	5,269,936

Impaired Financing Receivables [Table Text Block]

The following tables present, by class of receivable, the balance of impaired loans with and without a related allowance, the associated allowance for those impaired loans with a related allowance, and the total unpaid principal on impaired loans:

	As of and for the year ended December 31, 2015
	Recorded Investment (1)		Unpaid Principal Balance		Related Allowance		Average Recorded Investment		Interest Income Recognized while Impaired
	(In thousands)
With no related allowance recorded:
Commercial and industrial	$	2,259	$	2,569	n/a		$	1,638	$	836
Commercial real estate	12,116		20,113		n/a		17,885		1,494
Construction and land	1,097		2,132		n/a		3,027		92
Residential	7,788		8,576		n/a		9,384		269
Home equity	—		—		n/a		42		2
Consumer and other	—		—		n/a		545		61
Subtotal	$	23,260	$	33,390	n/a		$	32,521	$	2,754
With an allowance recorded:
Commercial and industrial	$	15	$	15	$	270	$	657	$	66
Commercial real estate	7,346		7,775		713		8,749		385
Construction and land	2,200		2,356		172		2,200		—
Residential	6,351		6,966		474		6,940		186
Home equity	—		—		—		—		—
Consumer and other	—		—		—		—		—
Subtotal	$	15,912	$	17,112	$	1,629	$	18,546	$	637
Total:
Commercial and industrial	$	2,274	$	2,584	$	270	$	2,295	$	902
Commercial real estate	19,462		27,888		713		26,634		1,879
Construction and land	3,297		4,488		172		5,227		92
Residential	14,139		15,542		474		16,324		455
Home equity	—		—		—		42		2
Consumer and other	—		—		—		545		61
Total	$	39,172	$	50,502	$	1,629	$	51,067	$	3,391

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(1) Recorded investment represents the client loan balance net of historical charge-offs and historical nonaccrual interest paid, which was applied to principal.

	As of and for the year ended December 31, 2014
	Recorded Investment (1)		Unpaid Principal Balance		Related Allowance		Average Recorded Investment		Interest Income Recognized while Impaired
	(In thousands)
With no related allowance recorded:
Commercial and industrial	$	2,011	$	3,095	n/a		$	2,055	$	28
Commercial real estate	21,500		28,700		n/a		24,921		2,483
Construction and land	9,221		11,133		n/a		1,597		—
Residential	9,650		10,788		n/a		9,221		406
Home equity	50		50		n/a		50		3
Consumer and other	1,006		1,007		n/a		546		1
Subtotal	$	43,438	$	54,773	n/a		$	38,390	$	2,921
With an allowance recorded:
Commercial and industrial	$	891	$	954	$	91	$	1,111	$	99
Commercial real estate	9,065		9,493		2,592		7,925		379
Construction and land	2,200		2,356		172		2,545		—
Residential	6,749		6,749		1,330		7,742		219
Home equity	—		—		—		—		—
Consumer and other	—		—		—		—		—
Subtotal	$	18,905	$	19,552	$	4,185	$	19,323	$	697
Total:
Commercial and industrial	$	2,902	$	4,049	$	91	$	3,166	$	127
Commercial real estate	30,565		38,193		2,592		32,846		2,862
Construction and land	11,421		13,489		172		4,142		—
Residential	16,399		17,537		1,330		16,963		625
Home equity	50		50		—		50		3
Consumer and other	1,006		1,007		—		546		1
Total	$	62,343	$	74,325	$	4,185	$	57,713	$	3,618

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(1) Recorded investment represents the client loan balance net of historical charge-offs and historical nonaccrual interest paid, which was applied to principal.

Troubled Debt Restructurings on Financing Receivables [Table Text Block]

The following tables present the balance of TDRs that were restructured or defaulted during the periods indicated:

	As of and for the year ended December 31, 2015
	Restructured Year to Date					TDRs that defaulted in 2015 that were restructured in a TDR in 2015.
	# of Loans	Pre-modification recorded investment		Post-modification recorded investment		# of Loans	Post-modification recorded investment
	(In thousands, except number of loans)
Commercial and industrial	1	$	1,298	$	1,304	—	$	—
Commercial real estate	2	4,850		4,838		1	3,701
Construction and land	—	—		—		—	—
Residential	8	513		516		—	—
Home equity	—	—		—		—	—
Consumer and other	—	—		—		—	—
Total	11	$	6,661	$	6,658	1	$	3,701

	As of and for the year ended December 31, 2015
	Extension of Term			Temporary Rate Reduction			Payment Deferral			Combination of Concessions (1)			Total Concessions
	# of Loans	Post- modifi- cation recorded invest- ment		# of Loans	Post- modifi- cation recorded invest- ment		# of Loans	Post- modifi- cation recorded invest- ment		# of Loans	Post- modifi- cation recorded invest- ment		# of Loans	Post- modifi- cation recorded invest- ment
	(In thousands, except number of loans)
Commercial and Industrial	—	$	—	—	$	—	—	$	—	1	$	1,304	1	$	1,304
Commercial real estate	1	4,118		—	—		—	—		1	720		2	4,838
Construction and Land	—	—		—	—		—	—		—	—		—	—
Residential	—	—		7	491		1	25		—	—		8	516
Home Equity	—	—		—	—		—	—		—	—		—	—
Consumer and other	—	—		—	—		—	—		—	—		—	—

____________________

(1) Combination of concessions includes loans that have had more than one modification, including extension of term, temporary reduction of interest rate, and/or payment deferral.

	As of and for the year ended December 31, 2014
	Restructured Year to Date					TDRs that defaulted in 2014 that were restructured in a TDR in 2014.
	# of Loans	Pre-modification recorded investment		Post-modification recorded investment		# of Loans	Post-modification recorded investment
	(In thousands, except number of loans)
Commercial and industrial	—	$	—	$	—	—	$	—
Commercial real estate	1	189		189		—	—
Construction and land	2	8,782		7,882		—	—
Residential	3	287		296		4	663
Home equity	—	—		—		—	—
Consumer and other	1	1,000		1,000		—	—
Total	7	$	10,258	$	9,367	4	$	663

	As of and for the year ended December 31, 2014
	Extension of Term			Temporary Rate Reduction			Payment Deferral			Combination of Concessions (1)			Total Concessions
	# of Loans	Post- modifi- cation recorded invest- ment		# of Loans	Post- modifi- cation recorded invest- ment		# of Loans	Post- modifi- cation recorded invest- ment		# of Loans	Post- modifi- cation recorded invest- ment		# of Loans	Post- modifi- cation recorded invest- ment
	(In thousands, except number of loans)
Commercial and Industrial	—	$	—	—	$	—	—	$	—	—	$	—	—	$	—
Commercial real estate	1	189		—	—		—	—		—	—		1	189
Construction and Land	2	7,882		—	—		—	—		—	—		2	7,882
Residential	—	—		3	296		—	—		—	—		3	296
Home Equity	—	—		—	—		—	—		—	—		—	—
Consumer and other	1	1,000		—	—		—	—		—	—		1	1,000

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(1) Combination of concessions includes loans that have had more than one modification, including extension of term, temporary reduction of interest rate, and/or payment deferral.