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Securities (Tables)

12 Months Ended

Dec. 31, 2017

Investments, Debt and Equity Securities [Abstract]

Amortized Cost and Fair Value of Securities with Gross Unrealized Gains and Losses

The amortized cost and fair value of securities, with gross unrealized gains and losses, follows:

		(In Thousands)
		2017
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized Losses				Fair Market Value
Available-for-Sale:
U.S. Treasury		$	21,219			$	—			$	(241	)		$	20,978
U.S. Government agencies			82,198				—				(1,732	)			80,466
Mortgage-backed securities			40,236				64				(790	)			39,510
State and local governments			55,512				437				(505	)			55,444
Total available-for-sale securities		$	199,165			$	501			$	(3,268	)		$	196,398

		(In Thousands)
		2016
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized Losses				Fair Market Value
Available-for-Sale:
U.S. Treasury		$	24,920			$	1			$	(146	)		$	24,775
U.S. Government agencies			84,266				3				(1,795	)			82,474
Mortgage-backed securities			49,155				185				(879	)			48,461
State and local governments			63,173				634				(990	)			62,817
Total available-for-sale securities		$	221,514			$	823			$	(3,810	)		$	218,527

Gross Unrealized Losses, Aggregated by Investment Category and Length of Time

Information pertaining to securities with gross unrealized losses at December 31, 2017 and 2016, aggregated by investment category and length of time that individual securities have been in a continuous loss position follows:

		2017
		(In Thousands) Less Than Twelve Months												(In Thousands) Twelve Months & Over
		Gross Unrealized Losses				Fair Value								Gross Unrealized Losses				Fair Value
U.S. Treasury		$	(36	)		$	6,924							$	(205	)		$	14,054
U.S. Government agencies			(314	)			27,328								(1,418	)			53,139
Mortgage-backed securities			(70	)			7,149								(720	)			28,080
State and local governments			(205	)			24,999								(300	)			11,567
Total available-for-sales securities		$	(625	)		$	66,400							$	(2,643	)		$	106,840

		2016
		(In Thousands) Less Than Twelve Months								(In Thousands) Twelve Months & Over
		Gross Unrealized Losses				Fair Value				Gross Unrealized Losses				Fair Value
U.S. Treasury		$	(146	)		$	15,745			$	—			$	—
U.S. Government agencies			(1,795	)			77,471				—				—
Mortgage-backed securities			(879	)			36,474				—				—
State and local governments			(983	)			37,540				(7	)			526
Total available-for-sales securities		$	(3,803	)		$	167,230			$	(7	)		$	526

Gross Realized Gains and Losses

gross realized gains and losses for the years ended December 31, as presented below:

		(In Thousands)
		2017				2016				2015
Gross realized gains		$	58			$	598			$	451
Gross realized losses			(11	)			(10	)			—
Net realized gains		$	47			$	588			$	451
Tax expense related to net realized gains		$	16			$	200			$	153

Amortized Cost and Fair Value of Debt Securities, by Contractual Maturity

The amortized cost and fair value of debt securities at December 31, 2017, by contractual maturity, are shown below. Expected maturities will differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties.

		(In Thousands)
		Amortized Cost				Fair Value
One year or less		$	21,644			$	21,618
After one year through five years			84,514				83,685
After five years through ten years			49,908				48,810
After ten years			2,863				2,775
Total		$	158,929			$	156,888
Mortgage-backed securities			40,236				39,510
Total		$	199,165			$	196,398

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- Definition

Tabular disclosure of fair value of investments in debt and equity securities in an unrealized loss position categorized neither as held-to-maturity nor trading securities.

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Tabular disclosure of available-for-sale 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, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 320
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=75019621&loc=d3e62557-112803

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27337-111563

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-SubTopic 320
-Section 50
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Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27161-111563

Reference 6: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
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-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27290-111563

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