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Marketable Equity Securities - Marketable Equity Securities and Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Investments, Debt and Equity Securities [Abstract]
Marketable equity securities at fair value	$ 1,029	$ 202
Cost	278	91
Accumulated other comprehensive (loss) income for unrealized holding gains	751	111
Deferred taxes on accumulated other comprehensive income for unrealized holding gains	(237)
Accumulated other comprehensive income	$ 514	$ 111

X

- Definition

Accumulated appreciation or loss, net of tax, in value of the total of available-for-sale securities at the end of an accounting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
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- Definition

Amount before tax of unrealized gain (loss) in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from unrealized losses in other comprehensive income.

+ References

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Cost of the investment.

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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