Note 4 - Investments in Debt Securities |
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Notes to Financial Statements | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] | 4. Investments in debt securitiesThe following table sets forth amortized cost fair value, and unrealized gains of investments in debt securities (short-term and long-term):
Income from these investments totaled $61 and $68 during the three months ended March 31, 2021 and 2020, respectively, and was included as a portion of interest and investment income on the Company's consolidated statements of operations.Based on the Company's review of its debt securities in an unrealized loss position at March 31, 2021, it determined that the losses were primarily the result current economic factors, impacting all global debt and equity markets, that are the result of the global COVID-19 pandemic. The impact to the Company's investment portfolio is considered to be temporary, rather than a deterioration of overall credit quality. As of March 31, 2021, all investments are current on their schedule interest and dividend payments. The Company does not intend to sell, and it is not more likely than not that the Company will be required to sell, these securities prior to recovering their amortized cost. As such, the Company does not consider these securities to be other-than-temporarily impaired at March 31, 2021. |