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Business Acquisition - Additional Information (Details) - USD ($) |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Oct. 20, 2023 | Jul. 31, 2024 | Jul. 31, 2023 | Jul. 31, 2022 | Jul. 31, 2024 | Jul. 31, 2023
Business Acquisition [Line Items] |  |  |  |  |  |
Receivable from the seller for working capital adjustments |  |  |  |  |  | $ 300,000
Revenues |  | $ 64,129,000 | $ 58,353,000 |  | $ 126,628,000 | 115,205,000
Stock-based compensation |  | 4,595,000 | $ 3,624,000 |  | $ 8,958,000 | 7,124,000
Junction Networks, Inc. |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Receivable from the seller for working capital adjustments |  |  |  |  |  | $ 300,000
OnSIP |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Total cash consideration |  |  |  | $ 9,500,000 |  |
2600Hz, Inc |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Payment of cash consideration subject to working capital adjustments | $ 32,200,000 |  |  |  |  |
Contingency related payments | 0 |  |  |  |  |
Cash acquired | 1,800,000 |  |  |  |  |
Intangible assets | $ 21,200,000 |  |  |  |  |
2600Hz, Inc | Restricted Stock Units |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Number of units issued |  |  |  |  | 423,000 |
Vesting period |  |  |  |  | 18 months |
Stock-based compensation |  |  |  |  | $ 4,300,000 |
2600Hz, Inc | Developed technology |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Intangible assets |  | $ 18,400,000 |  |  | $ 18,400,000 |

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