| Schedule Of Financial Assets and Liabilities Carried At Fair Value |
Our cash and investment portfolio consisted of the following (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | June 26, 2026 | | | | | Cost | Unrealized | | | Estimated Fair Value | | | | | | | Gains | Losses | Total | | Level 1 | Level 2 | Level 3 | | | | | | | | | | Cash and cash equivalents: | | | | | | | | | | | | | | | | | | | Cash | $ | 667,740 | | $ | — | | $ | — | | $ | 667,740 | | | $ | 667,740 | | $ | — | | $ | — | | | | | | | | | | | | Cash equivalents: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Money market funds | 1,654 | | — | | — | | 1,654 | | | 1,654 | | — | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Cash and cash equivalents | 669,394 | | — | | — | | 669,394 | | | 669,394 | | — | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Short-term investments: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Marketable equity securities | 652 | | — | | — | | 652 | | | 652 | | — | | — | | | | | | | | | | | | Short-term investments | 652 | | — | | — | | 652 | | | 652 | | — | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Long-term investments: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Other investments | 86,437 | | — | | — | | 86,437 | | | — | | — | | — | | | | | | | | | | | | Long-term investments | 86,437 | | — | | — | | 86,437 | | | — | | — | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Total cash, cash equivalents, and investments | $ | 756,483 | | $ | — | | $ | — | | $ | 756,483 | | | $ | 670,046 | | $ | — | | $ | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Investments held in supplemental retirement plan: | | | | | | | | | | | | | | | | | | Assets | $ | 5,685 | | $ | — | | $ | — | | $ | 5,685 | | | $ | 5,685 | | $ | — | | $ | — | | | | | | | | | | | | Included in prepaid expenses and other current assets and other non-current assets | | | | | | | | | | | | | | | | Liabilities | $ | 5,685 | | $ | — | | $ | — | | $ | 5,685 | | | $ | 5,685 | | $ | — | | $ | — | | | | | | | | | | | | Included in accrued liabilities and other non-current liabilities | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currency derivatives as hedge instruments: | | | | | | | | | | | | | | | | | | | Assets: Included in other current assets | $ | — | | $ | 484 | | $ | — | | $ | 484 | | | $ | — | | $ | 484 | | $ | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Liabilities: Included in other accrued liabilities | — | | — | | (290) | | (290) | | | — | | (290) | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | September 26, 2025 | | | | | Cost | Unrealized | | | Estimated Fair Value | | | | | | | Gains | Losses | Total | | Level 1 | Level 2 | Level 3 | | | | | | | | | | Cash and cash equivalents: | | | | | | | | | | | | | | | | | | | Cash | $ | 529,422 | | $ | — | | $ | — | | $ | 529,422 | | | $ | 529,422 | | $ | — | | $ | — | | | | | | | | | | | | Cash equivalents: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Money market funds | 172,471 | | — | | — | | 172,471 | | | 172,471 | | — | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Cash and cash equivalents | 701,893 | | — | | — | | 701,893 | | | 701,893 | | — | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Short-term investments: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Marketable equity securities | 703 | | — | | — | | 703 | | | 703 | | — | | — | | | | | | | | | | | | Short-term investments | 703 | | — | | — | | 703 | | | 703 | | — | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Long-term investments: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Other investments | 80,205 | | — | | — | | 80,205 | | | — | | — | | — | | | | | | | | | | | | Long-term investments | 80,205 | | — | | — | | 80,205 | | | — | | — | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Total cash, cash equivalents, and investments | $ | 782,801 | | $ | — | | $ | — | | $ | 782,801 | | | $ | 702,596 | | $ | — | | $ | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Investments held in supplemental retirement plan: | | | | | | | | | | | | | | | | | | Assets | $ | 5,413 | | $ | — | | $ | — | | $ | 5,413 | | | $ | 5,413 | | $ | — | | $ | — | | | | | | | | | | | | Included in prepaid expenses and other current assets and other non-current assets | | | | | | | | | | | | | | | | Liabilities | $ | 5,413 | | $ | — | | $ | — | | $ | 5,413 | | | $ | 5,413 | | $ | — | | $ | — | | | | | | | | | | | | Included in accrued liabilities and other non-current liabilities | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currency derivatives as hedge instruments: | | | | | | | | | | | | | | | | | | | Assets: Included in other current assets | $ | — | | $ | 1,442 | | $ | — | | $ | 1,442 | | | $ | — | | $ | 1,442 | | $ | — | | | | | | | | | | | | Assets: included in other non-current assets | — | | 111 | | — | | 111 | | | — | | 111 | | — | | | | | | | | | | | | Liabilities: Included in other accrued liabilities | — | | — | | (48) | | (48) | | | — | | (48) | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
|
| Debt Securities, Available-for-sale |
The following table summarizes the amortized cost and estimated fair value of our cash equivalents as of June 26, 2026 and September 26, 2025, which are recorded within cash and cash equivalents in our unaudited interim condensed consolidated balance sheets (in thousands): | | | | | | | | | | | | | | | | | | | June 26, 2026 | | September 26, 2025 | | Range of maturity | Amortized Cost | Fair Value | | Amortized Cost | Fair Value | | Due within 1 year | $ | 1,654 | | $ | 1,654 | | | $ | 172,471 | | $ | 172,471 | | | Due in 1 to 2 years | — | | — | | | — | | — | | | Due in 2 to 5 years | — | | — | | | — | | — | | | Total | $ | 1,654 | | $ | 1,654 | | | $ | 172,471 | | $ | 172,471 | |
|