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Acquisitions and Disposals of Subsidiaries - Additional Information (Detail) - USD ($) $ in Millions |  | 6 Months Ended
--- | --- | ---
Feb. 27, 2026 | Jun. 30, 2026
Disclosure of detailed information about business combination [line items] |  |
Percentage of voting equity interests acquired | 85.00% |
Date of acquisition | Feb. 27, 2026 |
Name of acquiree | BeatBox |
Consideration transferred, acquisition-date fair value | $ 493 |
Fair value of put option over non-controlling interest |  | $ 202
BeatBox [Member] |  |
Disclosure of detailed information about business combination [line items] |  |
Consideration transferred, acquisition-date fair value |  | $ 493
Forward purchase contract, contingent acquiring percentage |  | 15.00%

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