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v3.25.2

Capital Stock - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Apr. 30, 2025 | Jul. 31, 2025 | Jan. 31, 2025
Class Of Stock [Line Items] |  |  |
Preference shares, shares issued |  | 0 | 0
Preference shares, shares outstanding |  | 0 | 0
Stock repurchased, value | $ 1,000 | $ 1,000 |
Share Repurchase Program [Member] |  |  |
Class Of Stock [Line Items] |  |  |
Stock repurchase program, expiration date |  | Jun. 30, 2026 |
Stock repurchased, shares |  | 24,152 |
Amount available under stock repurchase program |  | $ 48,000 |
ESPP [Member] |  |  |
Class Of Stock [Line Items] |  |  |
Additional ordinary shares reserved for issuance | 524,549 |  |
ESPP [Member] | Scenario, plan automatically increased by the lessor of [Member] |  |  |
Class Of Stock [Line Items] |  |  |
Annual increase in ordinary shares for available for future issuance | 1,500,000 |  |
Annual shares increase for future issuance by percentage under 2012 employee stock purchase plan | 1.25% |  |

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