XML 23 R8.htm IDEA: XBRL DOCUMENT v3.21.1
SHORT-TERM INVESTMENTS
3 Months Ended
Mar. 31, 2021
Investments, Debt and Equity Securities [Abstract]  
SHORT-TERM INVESTMENTS

NOTE 2 – SHORT-TERM INVESTMENTS

 

The following table summarizes the available-for-sale investments held:

 

Description  March 31, 2021   December 31, 2020 
U.S. government and agency securities and treasuries  $72,506,000   $82,438,000 

 

The amortized cost of the available-for-sale debt securities, which is adjusted for amortization of premiums and accretion of discounts to maturity, was $72,503,000 and $82,448,000 as of March 31, 2021 and December 31, 2020, respectively. There were no significant realized gains or losses recognized on the sale or maturity of available-for-sale debt securities during the three months ended March 31, 2021 or 2020.