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Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2017

Accounting Policies [Abstract]

Components of Other Comprehensive Income (Loss) and Related Tax Effects

The components of other comprehensive income (loss) and related tax effects are as follows:

				(In Thousands)
				2017				2016				2015
Net unrealized gain (loss) on available-for-sale securities				$	267			$	(2,721	)		$	100
Reclassification adjustment for gain on sale of available-for-sale securities					(47	)			(588	)			(451	)
Net unrealized gains (losses)					220				(3,309	)			(351	)
Tax expense (benefit)					74				(1,125	)			(119	)
Other comprehensive income (loss)				$	146			$	(2,184	)		$	(232	)

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- Definition

Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e526-108580

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