Financial instruments - Reconcilliation Of Significant Unobservable Inputs Used In Fair Value Measurement of Liabilities (Detail) $ in Thousands	12 Months Ended
Dec. 31, 2022 USD ($)
Significant Unobservable Inputs Used in Fair Value Measurement Of Liabilities [Roll Forward]
Fair value of Level 3 financial instruments at December 31, 2021	$ 197,036
Fair value of Level 3 financial instruments at December 31, 2022	462,780
Level 3 of fair value hierarchy \| Recurring fair value measurement \| Consideration payable on acquisition
Significant Unobservable Inputs Used in Fair Value Measurement Of Liabilities [Roll Forward]
Fair value of Level 3 financial instruments at December 31, 2021	25,775
Additions	8,355
Transfer to Level 3	0
Transfers from Level 3	0
Cumulative translation adjustment	155
Change in fair value	(12,322)
Fair value of Level 3 financial instruments at December 31, 2022	21,963
Level 3 of fair value hierarchy \| Recurring fair value measurement \| Long term investments at fair value through profit or loss
Significant Unobservable Inputs Used in Fair Value Measurement Of Liabilities [Roll Forward]
Fair value of Level 3 financial instruments at December 31, 2021	0
Additions	9,463
Transfer to Level 3	10,689
Transfers from Level 3	0
Cumulative translation adjustment	0
Change in fair value	4,088
Fair value of Level 3 financial instruments at December 31, 2022	24,240
Level 3 of fair value hierarchy \| Recurring fair value measurement \| Derivative warrant liability
Significant Unobservable Inputs Used in Fair Value Measurement Of Liabilities [Roll Forward]
Fair value of Level 3 financial instruments at December 31, 2021	0
Additions	4,125
Transfer to Level 3	0
Transfers from Level 3	(1,471)
Cumulative translation adjustment	0
Change in fair value	(2,654)
Fair value of Level 3 financial instruments at December 31, 2022	0
Level 3 of fair value hierarchy \| Recurring fair value measurement \| Derivative financial instruments – VBI call option
Significant Unobservable Inputs Used in Fair Value Measurement Of Liabilities [Roll Forward]
Fair value of Level 3 financial instruments at December 31, 2021	0
Additions	6,104
Transfer to Level 3	0
Transfers from Level 3	0
Cumulative translation adjustment	113
Change in fair value	105
Fair value of Level 3 financial instruments at December 31, 2022	$ 6,322

The increase (decrease) in the fair value measurement of liabilities. [Refer: At fair value [member]]

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- Definition

The amount of a present obligation of the entity to transfer an economic resource as a result of past events. Economic resource is a right that has the potential to produce economic benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

The increase in the fair value measurement of liabilities resulting from purchases of those liabilities. [Refer: At fair value [member]]

+ References

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- Definition

The amount of transfers of liabilities into Level 3 of the fair value hierarchy. [Refer: Level 3 of fair value hierarchy [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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The amount of transfers of liabilities out of Level 3 of the fair value hierarchy. [Refer: Level 3 of fair value hierarchy [member]]

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- Definition

Cumulative Translation Adjustment, Fair Value, Liability

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No definition available.

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- Definition

Significant Unobservable Inputs Used in Fair Value Measurement Of Liabilities

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No definition available.

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