Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2017

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The following tables present the Company’s assets and liabilities measured at fair value on a recurring basis as of September 30, 2017 and December 31, 2016, aggregated by the level in the fair value hierarchy within which those measurements fall:

	As of September 30, 2017		Fair value measurements at reporting date using:
			Quoted prices in active markets for identical assets (Level 1)		Significant  other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
	(In thousands)
Assets:
Available-for-sale securities:
U.S. government and agencies	$	34,563	$	34,358	$	205	$	—
Government-sponsored entities	304,856		—		304,856		—
Municipal bonds	304,507		—		304,507		—
Mortgage-backed securities	529,623		—		529,623		—
Other	16,278		16,278		—		—
Total available-for-sale securities	1,189,827		50,636		1,139,191		—
Derivatives - interest rate customer swaps	15,314		—		15,314		—
Derivatives - interest rate swaps	39		—		39		—
Derivatives - risk participation agreement	1		—		1		—
Other investments	6,857		6,857		—		—
Liabilities:
Derivatives - interest rate customer swaps	$	15,536	$	—	$	15,536	$	—
Derivatives - interest rate swaps	360		—		360		—
Derivatives - risk participation agreement	137		—		137		—
Other liabilities	6,857		6,857		—		—

			Fair value measurements at reporting date using:
	As of December 31, 2016		Quoted prices in active markets for identical assets (Level 1)		Significant  other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
	(In thousands)
Assets:
Available-for-sale securities:
U.S. government and agencies	$	39,936	$	39,293	$	643	$	—
Government-sponsored entities	336,664		—		336,664		—
Municipal bonds	293,397		—		293,397		—
Mortgage-backed securities	570,327		—		570,327		—
Other	23,808		23,808		—		—
Total available-for-sale securities	1,264,132		63,101		1,201,031		—
Derivatives - interest rate customer swaps	17,032		—		17,032		—
Derivatives - risk participation agreement	15		—		15		—
Other investments	6,110		6,110		—		—
Liabilities:
Derivatives - interest rate customer swaps	$	16,560	$	—	$	16,560	$	—
Derivatives - interest rate swaps	1,040		—		1,040		—
Derivatives - risk participation agreement	6		—		6		—
Other liabilities	6,110		6,110		—		—

Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Table Text Block]

The following tables present the Company’s assets and liabilities measured at fair value on a non-recurring basis during the periods ended September 30, 2017 and 2016, respectively, aggregated by the level in the fair value hierarchy within which those measurements fall:

	As of September 30, 2017		Fair value measurements at reporting date using:						Gain (losses) from fair value changes
			Quoted prices in active markets for identical assets (Level 1)		Significant  other observable inputs (Level 2)		Significant unobservable inputs (Level 3)		Three months ended September 30, 2017			Nine months ended September 30, 2017
	(In thousands)
Assets:
Impaired loans (1)	$	1,978	$	—	$	—	$	1,978	$	(255	)	$	(474	)

_____________________

(1) Collateral-dependent impaired loans held at September 30, 2017 that had write-downs in fair value or whose specific reserve changed during the first nine months of 2017.

	As of September 30, 2016		Fair value measurements at reporting date using:						Gain (losses) from fair value changes
			Quoted prices in active markets for identical assets (Level 1)		Significant  other observable inputs (Level 2)		Significant unobservable inputs (Level 3)		Three months ended September 30, 2016			Nine months ended September 30, 2016
	(In thousands)
Assets:
Impaired loans (1)	$	11,936	$	—	$	—	$	11,936	$	(418	)	$	(2,098	)

_____________________

(1) Collateral-dependent impaired loans held at September 30, 2016 that had write-downs in fair value or whose specific reserve changed during the first nine months of 2016.

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis, Valuation Techniques [Table Text Block]

The following table presents additional quantitative information about assets measured at fair value on a non-recurring basis for which the Company has utilized Level 3 inputs to determine fair value:

	As of September 30, 2017
	Fair Value		Valuation Technique	Unobservable Input	Range of Inputs Utilized	Weighted Average of Inputs Utilized
	(In thousands)
Impaired Loans	$	1,978	Appraisals of Collateral	Discount for costs to sell	0% - 7%	4%
				Appraisal adjustments	0% - 51%	17%

	As of September 30, 2016
	Fair Value		Valuation Technique	Unobservable Input	Range of Inputs Utilized	Weighted Average of Inputs Utilized
	(In thousands)
Impaired Loans	$	11,936	Appraisals of Collateral	Discount for costs to sell	5% - 78%	5%
				Appraisal adjustments	0% - 20%	16%

Fair Value, by Balance Sheet Grouping [Table Text Block]

The following tables present the carrying values and fair values of the Company’s financial instruments that are not measured at fair value on a recurring basis:

	As of September 30, 2017
	Book Value		Fair Value		Quoted prices  in active markets for identical assets  (Level 1)		Significant  other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
	(In thousands)
FINANCIAL ASSETS:
Cash and cash equivalents	$	110,440	$	110,440	$	110,440	$	—	$	—
Investment securities held-to-maturity	84,090		83,878		4,996		78,882		—
Loans held for sale	1,957		2,013		—		2,013		—
Loans, net	6,338,328		6,340,308		—		—		6,340,308
Other financial assets	96,097		96,097		—		96,097		—
FINANCIAL LIABILITIES:
Deposits	6,262,347		6,262,234		—		6,262,234		—
Securities sold under agreements to repurchase	59,903		59,903		—		59,903		—
Federal funds purchased	70,000		70,000		—		70,000		—
Federal Home Loan Bank borrowings	812,773		813,535		—		813,535		—
Junior subordinated debentures	106,363		96,363		—		—		96,363
Other financial liabilities	2,684		2,684		—		2,684		—

	As of December 31, 2016
	Book Value		Fair Value		Quoted prices  in active markets for identical assets  (Level 1)		Significant  other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
	(In thousands)
FINANCIAL ASSETS:
Cash and cash equivalents	$	106,557	$	106,557	$	106,557	$	—	$	—
Investment securities held-to-maturity	93,079		92,604		—		92,604		—
Loans held for sale	3,464		3,428		—		3,428		—
Loans, net	6,036,277		6,021,611		—		—		6,021,611
Other financial assets	77,956		77,956		—		77,956		—
FINANCIAL LIABILITIES:
Deposits	6,085,146		6,084,765		—		6,084,765		—
Securities sold under agreements to repurchase	59,624		59,624		—		59,624		—
Federal funds purchased	80,000		80,000		—		80,000		—
Federal Home Loan Bank borrowings	734,205		734,941		—		734,941		—
Junior subordinated debentures	106,363		96,363		—		—		96,363
Other financial liabilities	1,942		1,942		—		1,942		—