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Investments (Tables) | 12 Months Ended
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Dec. 31, 2022
Investments Debt And Equity Securities [Abstract] |
Schedule of Marketable Securities | Marketable securities consisted of the following as of December 31, 2022 (in thousands):
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
U.S. treasury securities |  | $ | 86,666 |  |  | $ | 7 |  |  | $ | (196 | ) |  | $ | 86,477 |
Commercial paper |  |  | 73,234 |  |  |  | 6 |  |  |  | (326 | ) |  |  | 72,914 |
Corporate notes and obligations |  |  | 65,150 |  |  | - |  |  | - |  |  |  | 65,150 |
Time deposits |  |  | 60,951 |  |  |  | 1 |  |  | - |  |  |  | 60,952 |
Total marketable securities |  | $ | 286,001 |  |  | $ | 14 |  |  | $ | (522 | ) |  | $ | 285,493 |
Schedule of Strategic Investments Activity | Strategic investment activity during the year ended December 31, 2022 is summarized as follows (in thousands):
|  | Equity Securities |  |  | Limited Partnerships |  |  | Available-for-Sale Debt Securities |  |  | Total |
Balance as of December 31, 2021 |  | $ | 3,882 |  |  | $ | - |  |  | $ | 3,450 |  |  | $ | 7,332 |
Interest accrued |  |  | - |  |  |  | - |  |  |  | 105 |  |  |  | 105 |
Purchases of strategic investments |  |  | - |  |  |  | 3,609 |  |  |  | 350 |  |  |  | 3,959 |
Conversion of available-for-sale debt securities into equity securities |  |  | 3,680 |  |  |  | - |  |  |  | (3,680 | ) |  |  | - |
Unrealized (losses) gains |  |  | (139 | ) |  |  | (207 | ) |  |  | 130 |  |  |  | (216 | )
Impairment losses |  |  | (137 | ) |  |  | - |  |  |  | - |  |  |  | (137 | )
Balance as of December 31, 2022 |  | $ | 7,286 |  |  | $ | 3,402 |  |  | $ | 355 |  |  | $ | 11,043 |
Strategic investment activity during the year ended December 31, 2021 is summarized as follows (in thousands):
|  | Equity Securities |  |  | Available-for-Sale Debt Securities |  |  | Total |
Balance as of December 31, 2020 |  | $ | - |  |  | $ | - |  |  | $ | - |
Purchases of strategic investments |  |  | 3,850 |  |  |  | 450 |  |  |  | 4,300 |
Convertible note acquired in connection with a business combination |  |  | - |  |  |  | 3,000 |  |  |  | 3,000 |
Unrealized gains |  |  | 32 |  |  |  | - |  |  |  | 32 |
Balance as of December 31, 2021 |  | $ | 3,882 |  |  | $ | 3,450 |  |  | $ | 7,332 |

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- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI https://asc.fasb.org/topic&trid=2196928 + Details
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- Definition Tabular disclosure of investment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 325 -URI https://asc.fasb.org/topic&trid=2197064 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -URI https://asc.fasb.org/topic&trid=75115024 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI https://asc.fasb.org/topic&trid=2196928 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -URI https://asc.fasb.org/topic&trid=2196965 + Details
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