Investments	3 Months Ended
Mar. 31, 2020
Investments
Investments	5. Investments As of March 31, 2020, our short-term investments consisted of U.S. Treasury securities, maturing at various dates through November 2020, and certificates of deposit with various financial institutions maturing at various dates through February 2021. U.S. Treasury securities are classified as short-term investments on our interim consolidated balance sheets and certificates of deposit are classified as short-term investments or cash equivalents on our interim consolidated balance sheets. U.S Treasury securities and certificates of deposit are classified as available-for-sale and are recorded at fair value. The total fair value of our available-for-sale securities as of March 31, 2020 was $7.5 million.

5. Investments

As of March 31, 2020, our short-term investments consisted of U.S. Treasury securities, maturing at various dates through November 2020, and certificates of deposit with various financial institutions maturing at various dates through February 2021. U.S. Treasury securities are classified as short-term investments on our interim consolidated balance sheets and certificates of deposit are classified as short-term investments or cash equivalents on our interim consolidated balance sheets. U.S Treasury securities and certificates of deposit are classified as available-for-sale and are recorded at fair value. The total fair value of our available-for-sale securities as of March 31, 2020 was $7.5 million.