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Investments (Tables) | 3 Months Ended
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Mar. 31, 2023
Schedule Of Investments [Abstract] |
Schedule of Contractual Maturities of Held to Maturity Investments | The contractual maturities of the Company’s held to maturity investments are summarized below (in thousands):
|  | March 31, 2023 |  |  | December 31, 2022 |
|  | Amortized Cost Basis |  |  | Aggregate Fair Value |  |  | Amortized Cost Basis |  |  | Aggregate Fair Value |
Due in one year or less(1) |  | $ | 154,569 |  |  | $ | 154,314 |  |  | $ | 152,862 |  |  | $ | 156,976 |
Due after one year through five years |  |  | 492 |  |  |  | 496 |  |  |  | 1,961 |  |  |  | 1,948 |
Total |  | $ | 155,061 |  |  | $ | 154,810 |  |  | $ | 154,823 |  |  | $ | 158,924 |
___________________________ (1) The investments due in one year or less include cash equivalents of $74.3 million as of March 31, 2023 and $51.8 million as of December 31, 2022.
Schedule of Fair Value of Cash Equivalents, Long and Short Term Investments | The fair value of the cash equivalents, long-term and short-term investments are disclosed below (dollars in thousands).
|  | March 31, 2023 |
|  | Investment Level |  | Amortized Cost (Carrying Value) |  |  | Gross Unrealized Holding Losses |  |  | Estimated Fair Value |
Commercial bonds and paper |  | Level 2 |  | $ | 56,832 |  |  | $ | (269 | ) |  | $ | 56,563 |
Money market funds |  | Level 1 |  |  | 74,295 |  |  |  | — |  |  |  | 74,295 |
U.S. Treasuries |  | Level 2 |  |  | 23,934 |  |  |  | (317 | ) |  |  | 23,617 |
Total cash equivalents and investments |  |  |  |  | 155,061 |  |  |  | (586 | ) |  |  | 154,475 |
Less: cash equivalents |  |  |  |  | 74,296 |  |  |  | — |  |  |  | 74,296 |
Total Investments |  |  |  | $ | 80,765 |  |  | $ | (586 | ) |  | $ | 80,179 |
|  | December 31, 2022 |
|  | Investment Level |  | Amortized Cost (Carrying Value) |  |  | Gross Unrealized Holding Losses |  |  | Estimated Fair Value |
Commercial bonds and paper |  | Level 2 |  | $ | 66,762 |  |  | $ | (594 | ) |  | $ | 66,168 |
Money market funds |  | Level 1 |  |  | 51,783 |  |  |  | — |  |  |  | 51,783 |
U.S. Treasuries |  | Level 2 |  |  | 36,278 |  |  |  | (587 | ) |  |  | 35,691 |
Total cash equivalents and investments |  |  |  |  | 154,823 |  |  |  | (1,181 | ) |  |  | 153,642 |
Less: cash equivalents |  |  |  |  | 51,783 |  |  |  | — |  |  |  | 51,783 |
Total Investments |  |  |  | $ | 103,040 |  |  | $ | (1,181 | ) |  | $ | 101,859 |

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- Definition Tabular disclosure of information about investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5B -URI https://asc.fasb.org/extlink&oid=126970911&loc=SL120269825-111563 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5A -URI https://asc.fasb.org/extlink&oid=126970911&loc=SL120269820-111563 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27232-111563 + Details
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