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Note 7 - Investment and Equity Securities - Equity Investments Without Readily Determinable Fair Values (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2018 USD ($)
Amortized cost, annual | $ 232
Amortized cost, cumulative | 232
Impairment, annual |
Impairment, cumulative |
Observable price changes, annual | 18
Observable price changes, cumulative | 18
Carrying value, annual | 250
Carrying value, cumulative | $ 250

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- Definition Annual amortized cost of investment in equity security without readily determinable fair value. + References No definition available. + Details
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- Definition Cumulative amortized cost of investment in equity security without readily determinable fair value. + References No definition available. + Details
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- Definition Annual amount from observable price change in investment in equity security without readily determinable fair value. + References No definition available. + Details
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- Definition Cumulative amount from observable price change in investment in equity security without readily determinable fair value. + References No definition available. + Details
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- Definition Amount of investment in equity security without readily determinable fair value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84241550&loc=SL75117539-209714 + Details
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- Definition Amount of impairment loss on investment in equity security without readily determinable fair value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84241550&loc=SL75117539-209714 + Details
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- Definition Amount of cumulative impairment loss on investment in equity security without readily determinable fair value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84241550&loc=SL75117539-209714 + Details
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