Cash, Cash Equivalents and Short-Term Investments	6 Months Ended
Jun. 30, 2023
Cash, Cash Equivalents and Short-Term Investments [Abstract]
CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS	NOTE 3 - CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS Cash equivalents include items almost as liquid as cash with maturity periods of three months or less when purchased, and short-term investments include items with maturity dates between three months and one year when purchased. We account for marketable securities in accordance with ASC 320, “Investments - Debt Securities”, which require that certain debt securities be classified into one of three categories: held-to-maturity, available-for-sale, or trading securities, and depending upon the classification, value the security at amortized cost or fair market value. At June 30, 2023 and December 31, 2022, we have recorded $52.9 million and $55.9 million, respectively, of held-to-maturity United States’ Treasury Bills at amortized cost basis. Our held-to-maturity United States’ Treasury Bills have maturity dates between July 2023 and September 2023.

Cash, Cash Equivalents and Short-Term Investments

6 Months Ended

Jun. 30, 2023

Cash, Cash Equivalents and Short-Term Investments [Abstract]

CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS

NOTE 3 - CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS

Cash equivalents include items almost as liquid as cash with maturity periods of three months or less when purchased, and short-term investments include items with maturity dates between three months and one year when purchased. We account for marketable securities in accordance with ASC 320, “Investments - Debt Securities”, which require that certain debt securities be classified into one of three categories: held-to-maturity, available-for-sale, or trading securities, and depending upon the classification, value the security at amortized cost or fair market value. At June 30, 2023 and December 31, 2022, we have recorded $52.9 million and $55.9 million, respectively, of held-to-maturity United States’ Treasury Bills at amortized cost basis. Our held-to-maturity United States’ Treasury Bills have maturity dates between July 2023 and September 2023.