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Short-term and Other Investments	6 Months Ended
	Jun. 30, 2019
Short-term and Other Investments
Other Investments	3. Short-term and Other Investments Short-term investments As of June 30,  2019 and December 31, 2018, the amortized cost basis of our short-term investments was $5,009 and $6,997, respectively. The amortized cost basis approximates fair value at June  30, 2019 and December 31, 2018. Short-term investments at June 30, 2019 and December 31, 2018 were comprised of U.S. government treasury bills and/or notes, all of which have maturity dates on the date of purchase greater than 90 days but less than one year.  Other investments - Midas Gold Shares  The investment in Midas Gold Shares was recorded at fair value in the Condensed Consolidated Balance Sheets. Subsequent changes in fair value are recorded in the Condensed Consolidated Statements of Comprehensive Income/(Loss) in the period in which they occur.  As of June 30, 2019 and December 31, 2018, the Company held 7,802,615 shares of Midas Gold valued at $3,745 and $5,462 respectively. The unrealized loss on these shares was $1,093 and $1,717 for the three and six months ending June 30, 2019, respectively. The unrealized gain on these shares was $- and $2,028 for the three and six months ending June 30, 2018, respectively.

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The entire disclosure for investments in certain debt and equity securities.

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