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Financial Instruments - Summary of Marketable Securities (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023 | Jun. 30, 2023
--- | --- | --- | ---
Marketable Securities [Line Items] |  |  |
Debt securities, Cost | $ 31,322 | $ 28,980 |
Debt securities, Gross Unrealized Gains | 7 | 39 |
Debt securities, Gross Unrealized Losses | (63) | (7) |
Debt securities, Allowance for Credit Losses | 0 | 0 | $ 0
Debt securities, Estimated Fair Values | 31,266 | 29,012 |
Equity securities, Cost | 4,200 | 5,778 |
Equity securities, Gross Unrealized Gains | 0 | 0 |
Equity securities, Gross Unrealized Losses | 0 | 0 |
Equity securities, Allowance for Credit Losses | 0 | 0 |
Equity securities, Estimated Fair Values | 4,200 | 5,778 |
Marketable securities, Cost | 35,522 | 34,758 |
Marketable securities, Gross Unrealized Gains | 7 | 39 |
Marketable securities, Gross Unrealized Losses | (63) | (7) |
Marketable securities, Allowance for Credit Losses | 0 | 0 |
Marketable securities, Estimated Fair Values | 35,466 | 34,790 |
Corporate bonds and notes |  |  |
Marketable Securities [Line Items] |  |  |
Debt securities, Cost | 16,687 | 5,813 |
Debt securities, Gross Unrealized Gains | 7 | 34 |
Debt securities, Gross Unrealized Losses | (44) | (2) |
Debt securities, Allowance for Credit Losses | 0 | 0 |
Debt securities, Estimated Fair Values | 16,650 | 5,845 |
Treasury and agency notes and bills |  |  |
Marketable Securities [Line Items] |  |  |
Debt securities, Cost | 3,481 | 10,746 |
Debt securities, Gross Unrealized Gains | 0 | 0 |
Debt securities, Gross Unrealized Losses | (2) | (1) |
Debt securities, Allowance for Credit Losses | 0 | 0 |
Debt securities, Estimated Fair Values | 3,479 | 10,745 |
Commercial paper |  |  |
Marketable Securities [Line Items] |  |  |
Debt securities, Cost | 11,154 | 12,421 |
Debt securities, Gross Unrealized Gains | 0 | 5 |
Debt securities, Gross Unrealized Losses | (17) | (4) |
Debt securities, Allowance for Credit Losses | 0 | 0 |
Debt securities, Estimated Fair Values | 11,137 | 12,422 |
Money market funds |  |  |
Marketable Securities [Line Items] |  |  |
Equity securities, Cost | 4,200 | 5,778 |
Equity securities, Gross Unrealized Gains | 0 | 0 |
Equity securities, Gross Unrealized Losses | 0 | 0 |
Equity securities, Allowance for Credit Losses | 0 | 0 |
Equity securities, Estimated Fair Values | 4,200 | 5,778 |
Cash and cash equivalents |  |  |
Marketable Securities [Line Items] |  |  |
Marketable securities, Estimated Fair Values | 7,469 | 5,778 |
Available-for-sale debt securities |  |  |
Marketable Securities [Line Items] |  |  |
Marketable securities, Estimated Fair Values | $ 27,997 | $ 29,012 |

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