| Schedule of carrying value and amortized cost of available-for-sale debt securities |
The carrying value and amortized cost of the Company’s available-for-sale debt securities, summarized by type of security, consisted of the following: | | | | | | | | | | | September 30, 2024 | | | Amortized | | Unrealized | | Unrealized | | | Fair | | | Cost | | Gains | | Losses | | | Value | Short-term: | | | | | | | | | | Commercial paper | $ | 10,259 | | 21 | | — | | $ | 10,280 | Corporate debt securities | | 12,804 | | 25 | | — | | | 12,829 | Total short-term investments | $ | 23,063 | | 46 | | — | | $ | 23,109 | | | | | | | | | | | Long-term: | | | | | | | | | | Corporate debt securities | | 67,722 | | 453 | | (3) | | | 68,172 | U.S. government securities | | 26,047 | | 24 | | (21) | | | 26,050 | Total long-term investments | $ | 93,769 | | 477 | | (24) | | $ | 94,222 | | | | | | | | | | | | December 31, 2023 | | | Amortized | | Unrealized | | Unrealized | | | Fair | | | Cost | | Gains | | Losses | | | Value | Short-term: | | | | | | | | | | Commercial paper | $ | 23,832 | | 36 | | (3) | | $ | 23,865 | Corporate debt securities | | 15,968 | | 28 | | — | | | 15,996 | U.S. government securities | | 1,940 | | — | | (1) | | | 1,939 | Total short-term investments | $ | 41,740 | | 64 | | (4) | | $ | 41,800 | | | | | | | | | | | Long-term: | | | | | | | | | | Commercial paper | $ | 744 | | — | | — | | $ | 744 | Corporate debt securities | | 42,688 | | 81 | | (28) | | | 42,741 | U.S. government securities | | 28,795 | | 7 | | (118) | | | 28,684 | Total long-term investments | $ | 72,227 | | 88 | | (146) | | $ | 72,169 |
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