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Marketable Equity Securities - Changes In Marketable Securities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Notes to Financial Statements
Gross cash proceeds from sales	$ 56	$ 809
Cost	16	1,778
Gross gain (loss) on sale included in earnings during the period	40	(969)
Deferred taxes on gross gain on sale included in earnings	(15)
Reclassification adjustment to unrealized gain in other comprehensive income for net (gain) loss included in earnings	(25)	969
Gross unrealized holding gain (loss) arising during the period included in other comprehensive income (loss)	994	(1,296)
Deferred taxes on unrealized holding losses included in other comprehensive (income) loss	(368)	1,558
Net unrealized holding gain	626	262
Other comprehensive income from marketable equity securities	$ 601	$ 1,231

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This item represents the tax effects occurring during the period which are related to the net unrealized gain (loss) resulting from changes in the fair [carrying] value during the period of available-for-sale securities. Such tax affects would have been charged or credited directly to other comprehensive income or to related components of shareholders' equity.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
-Section 45
-Paragraph 11
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This item represents the total realized gain (loss) included in earnings for the period as a result of selling marketable securities categorized as trading, available-for-sale, or held-to-maturity. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

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Amount before tax, after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.

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The cash inflow associated with the sale of equity securities classified as available-for-sale securities.

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The aggregate net change in the difference between the fair value and the carrying value, or in the comparative fair values, of marketable securities categorized as trading held at each balance sheet date, that was included in earnings for the period, which may have arisen from (a) securities classified as trading, (b) the unrealized holding gain (loss) on held-to-maturity securities transferred to the trading security category, and (c) the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) on available-for-sale securities transferred to trading securities during the period and/or any unrealized gains or losses on investments that are separately or otherwise not categorized as trading or available-for-sale.

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