| Schedule of valuation of the company's investments and financial instruments that are measured at fair value on a recurring basis |
The following table summarizes the valuation of the Company’s financial instruments that are measured at fair value on a recurring basis:
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | June 30, 2025 | | December 31, 2024 | | | | | | Fair value measurement category | | | | Fair value measurement category | | (In thousands) | | Total | | Level 1 | | Level 2 | | Level 3 | | Total | | Level 1 | | Level 2 | | Level 3 | | Assets: | | | | | | | | | | | | | | | | | | Money market funds | | $ | 23,373 | | | $ | 23,373 | | | $ | — | | | $ | — | | | $ | 43,307 | | | $ | 43,307 | | | $ | — | | | $ | — | | | Commercial paper | | 1,959 | | | — | | | 1,959 | | | — | | | 1,953 | | | — | | | 1,953 | | | — | | | Corporate notes | | 71,357 | | | — | | | 71,357 | | | — | | | 71,763 | | | — | | | 71,763 | | | — | | | U.S. government agency bonds | | 10,433 | | | — | | | 10,433 | | | — | | | 7,857 | | | — | | | 7,857 | | | — | | U.S. government securities (a) | | 46,472 | | | — | | | 46,472 | | | — | | | 16,150 | | | — | | | 16,150 | | | — | | | | $ | 153,594 | | | $ | 23,373 | | | $ | 130,221 | | | $ | — | | | $ | 141,030 | | | $ | 43,307 | | | $ | 97,723 | | | $ | — | | | | | | | | | | | | | | | | | | | | Liabilities: | | | | | | | | | | | | | | | | | | Deferred compensation plan liabilities | | $ | 1,307 | | | $ | — | | | $ | 1,307 | | | $ | — | | | $ | 306 | | | $ | — | | | $ | 306 | | | $ | — | | | Total liabilities | | $ | 1,307 | | | $ | — | | | $ | 1,307 | | | $ | — | | | $ | 306 | | | $ | — | | | $ | 306 | | | $ | — | |
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