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Fair Value of Financial Instruments (Tables) | 12 Months Ended
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Dec. 31, 2017
Fair Value Disclosures [Abstract] |
Financial Assets and Liabilities Measured at Fair Value |
(in thousands) | Level 1 | Level 2 | Level 3 | Total
Assets |  |  |  |
Marketable equity securities | $2,643 | $ - | $ - | $2,643
(in thousands) | Level 1 | Level 2 | Level 3 | Total
Assets |  |  |  |
Marketable equity securities | $1,339 | $ - | $ - | $1,339
Vendetta Warrants |  | 735 |  | 735
Liabilities |  |  |  |
Kinross calls | - | 2 | - | 2

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- Definition Tabular disclosure of the inputs and valuation techniques used to measure fair value, and a discussion of changes in valuation techniques and related inputs, if any, applied during the period to each separate class of assets, liabilities, and financial instruments classified in shareholders' equity that are measured on a recurring and/or nonrecurring basis. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
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- References No definition available. + Details
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