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Fair Value and Fair Value Hierarchy of Financial Instruments - Summary of the Movements in Fair Value Measurements Within Level 3 (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Unlisted equity shares at fair value through profit or loss [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
At January 1, | $ 80,528 | $ 219,219 | $ 38,681
Addition | 0 | 21,712 | 20,930
Disposal | (25,539) | (45,404) | (25,289)
Transfer | 4,118 | 1,491 | 143,689
Derecognition upon acquisition of subsidiaries | (66,190) | (162,747) | 0
Receipt of investment return | 0 | (2,680) | 0
Profit or loss | 12,804 | 49,267 | 41,208
Exchange realignment | 20 | (330) | 0
At December 31, | 5,741 | 80,528 | 219,219
Upside participation and distribution agreement [Member] |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |
At January 1, | 167,388 | 124,404 | 132,080
Profit or loss | 34,234 | 44,461 | (6,947)
Gain related to disposed investment | 0 | 486 | 0
Settlement | (201,411) | (1,963) | 0
Exchange realignment | (211) | 0 | (729)
At December 31, | $ 0 | $ 167,388 | $ 124,404

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