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Fair Value Measurements (Tables) | 6 Months Ended
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May 31, 2026
Fair Value Disclosures [Abstract] |
Schedule of Investments Fair Value Measurement on Recurring Basis | The following tables present the Company’s investments, which consist of cash equivalents and available-for-sale marketable securities, that are measured at fair value on a recurring basis as of May 31, 2026, and November 30, 2025 (in thousands):
May 31, 2026 |  | Level |  | Amortized cost |  | Unrealized gain |  | Unrealized loss |  | Estimated fair value
Money market funds |  | Level 1 |  | $ | 46,704 |  |  | $ | — |  |  | $ | — |  |  | $ | 46,704 |
U.S. treasury securities |  | Level 1 |  | 375,989 |  |  | 5 |  |  | (150) |  |  | 375,844 |
Total |  |  |  | $ | 422,693 |  |  | $ | 5 |  |  | $ | (150) |  |  | $ | 422,548 |
Included in cash and cash equivalents |  |  |  | $ | 46,704 |  |  | $ | — |  |  | $ | — |  |  | $ | 46,704 |
Included in marketable securities |  |  |  | $ | 375,989 |  |  | $ | 5 |  |  | $ | (150) |  |  | $ | 375,844 |
November 30, 2025 |  | Level |  | Amortized cost |  | Unrealized gain |  | Unrealized loss |  | Estimated fair value
Money market funds |  | Level 1 |  | $ | 241,364 |  |  | $ | — |  |  | $ | — |  |  | $ | 241,364 |
U.S. treasury securities |  | Level 1 |  | 345,876 |  |  | 115 |  |  | (10) |  |  | 345,981 |
Total |  |  |  | $ | 587,240 |  |  | $ | 115 |  |  | $ | (10) |  |  | $ | 587,345 |
Included in cash and cash equivalents |  |  |  | $ | 241,364 |  |  | $ | — |  |  | $ | — |  |  | $ | 241,364 |
Included in marketable securities |  |  |  | $ | 345,876 |  |  | $ | 115 |  |  | $ | (10) |  |  | $ | 345,981 |
Schedule of Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value | The following tables summarize the available-for-sale marketable securities in an unrealized loss position for which an allowance for credit losses has not been recorded as of May 31, 2026, and November 30, 2025, aggregated by investment category and length of time in a continuous unrealized loss position (in thousands):
|  | Less than 12 months |  | Greater than 12 months |  | Total
May 31, 2026 |  | Fair Value |  | Gross Unrealized Loss |  | Fair Value |  | Gross Unrealized Loss |  | Fair Value |  | Gross Unrealized Loss
U.S. treasury securities |  | $ | 316,161 |  |  | $ | (150) |  |  | $ | — |  |  | $ | — |  |  | $ | 316,161 |  |  | $ | (150) |
Total |  | $ | 316,161 |  |  | $ | (150) |  |  | $ | — |  |  | $ | — |  |  | $ | 316,161 |  |  | $ | (150) |
|  | Less than 12 months |  | Greater than 12 months |  | Total
November 30, 2025 |  | Fair Value |  | Gross Unrealized Loss |  | Fair Value |  | Gross Unrealized Loss |  | Fair Value |  | Gross Unrealized Loss
U.S. treasury securities |  | $ | 68,755 |  |  | $ | (10) |  |  | $ | — |  |  | $ | — |  |  | $ | 68,755 |  |  | $ | (10) |
Total |  | $ | 68,755 |  |  | $ | (10) |  |  | $ | — |  |  | $ | — |  |  | $ | 68,755 |  |  | $ | (10) |

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- Definition Tabular disclosure of fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479081/326-30-55-8 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-6 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479106/326-30-50-4 + Details
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- Definition Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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