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Marketable Securities | 3 Months Ended
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Mar. 31, 2022
Investments, Debt and Equity Securities [Abstract] |
Marketable Securities | Note 4 Marketable Securities Below is a detail of marketable securities (in thousands):
|  | March 31, 2022 |  |  | December 31, 2021 |
Marketable securities |  | $ | 278,265 |  |  | $ | 8,226 |
Total |  | $ | 278,265 |  |  | $ | 8,226 |
The Company’s marketable securities consisted of investments in a money market mutual fund. At March 31, 2022 and December 31, 2021, the money market instruments were comprised of primarily certificates of deposit and financial company/asset backed commercial paper. At March 31, 2022, the investment portfolio had a weighted-average maturity of 16 days. The fund is publicly traded with a ticker symbol SSPXX and the money market instruments were measured at fair market value at March 31, 2022. At December 31, 2021, the investment portfolio had a weighted-average maturity of 46 days. The fund is publicly traded with a ticker symbol SPPXX and the money market instruments were measured at fair market value at December 31, 2021. Proceeds from sales and purchases of marketable securities during the three months ended March 31, 2022, were approximately $32.0 million and $302.1 million, respectively. Proceeds from sales and purchases of marketable securities during the three months ended March 31, 2021, were approximately $3.9 million and $0.002 million, respectively. The amount of loss recorded in connection with the investment in marketable securities for the three months ended March 31, 2022, was approximately $0.076 million and was recorded as a component of interest expense in the condensed consolidated statements of operations. The amount of gain recorded in connection with the investment in marketable securities for the three months ended March 31, 2022, was approximately $0.002 million and was recorded as a component of interest income in the condensed consolidated statements of operations.

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- Definition The entire disclosure for investments in certain debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2209399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2324412 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI http://asc.fasb.org/topic&trid=2196928 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2176304 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1403 -Paragraph (b) + Details
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