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Cash, Cash Equivalents and Marketable Securities - Summary of Gross Unrealized Holding Losses and Fair Value for Investments in an Unrealized Loss Position (Detail) - USD ($) $ in Thousands | May 02, 2026 | Jan. 31, 2026
--- | --- | ---
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less Than 12 Months | $ 13,277 | $ 121
Fair Value, 12 Months or Greater | 10,024 | 12,419
Fair Value, Total | 23,301 | 12,540
Unrealized Losses, Less Than 12 Months | (9) | (4)
Unrealized Losses, 12 Months or Greater | (1,705) | (1,672)
Unrealized Losses, Total | (1,714) | (1,676)
Cash and Cash Equivalents [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less Than 12 Months | 19,357 |
Fair Value, Total | 19,357 |
Unrealized Losses, Less Than 12 Months | (6) |
Unrealized Losses, Total | (6) |
U.S. Treasury and Government Agency Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less Than 12 Months | 7,843 | 121
Fair Value, 12 Months or Greater | 10,024 | 10,430
Fair Value, Total | 17,867 | 10,551
Unrealized Losses, Less Than 12 Months | (3) | (4)
Unrealized Losses, 12 Months or Greater | (1,705) | (1,661)
Unrealized Losses, Total | (1,708) | (1,665)
Corporate Debt Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less Than 12 Months | 5,434 |
Fair Value, 12 Months or Greater |  | 1,989
Fair Value, Total | 5,434 | 1,989
Unrealized Losses, Less Than 12 Months | (6) |
Unrealized Losses, 12 Months or Greater |  | (11)
Unrealized Losses, Total | (6) | $ (11)
Corporate Debt Securities [Member] | Cash and Cash Equivalents [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less Than 12 Months | 19,357 |
Fair Value, Total | 19,357 |
Unrealized Losses, Less Than 12 Months | (6) |
Unrealized Losses, Total | $ (6) |

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