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Balance Sheet Components - Additional Information (Details) - USD ($) $ in Thousands, shares in Millions | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Oct. 31, 2025 | Oct. 31, 2024 | Apr. 30, 2024 | Oct. 31, 2025 | Oct. 31, 2024 | Jan. 31, 2025 | Mar. 08, 2024 | Dec. 31, 2018
Balance Sheet Components [Line Items] |  |  |  |  |  |  |  |
Amortization expense for deferred sales commissions | $ 2,700 | $ 2,500 |  | $ 7,800 | $ 7,300 |  |  |
Gain on note conversion |  |  |  |  | $ 980 |  |  |
Fair value of GTC preferred stock | 3,300 |  |  | 3,300 |  |  |  |
Global Telecom Corporation | Convertible Promissory Note |  |  |  |  |  |  |  |
Balance Sheet Components [Line Items] |  |  |  |  |  |  |  |
Investment in privately-held company |  |  |  |  |  |  |  | $ 1,300
Global Telecom Corporation | Preferred Stock |  |  |  |  |  |  |  |
Balance Sheet Components [Line Items] |  |  |  |  |  |  |  |
Fair value of GTC preferred stock | $ 3,300 |  |  | $ 3,300 |  | $ 3,300 |  |
Global Telecom Corporation | Preferred Stock | Equity Financing |  |  |  |  |  |  |  |
Balance Sheet Components [Line Items] |  |  |  |  |  |  |  |
Carrying value of convertible promissory note |  |  |  |  |  |  | $ 2,300 |
Outstanding principal and unpaid interests converted to shares |  |  |  |  |  |  | 8.2 |
Gain on note conversion |  |  | $ 1,000 |  |  |  |  |

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- Definition The amount of expense recognized in the current period for the periodic realization of capitalized fees that were paid to salespeople, distributors, brokers, and agents at the time of the conclusion of the sale. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(3)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 + Details
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