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Business combinations - Summary of Intangible Assets Acquired Comprises (Parenthetical) (Detail) - Work Area [Member] - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 01, 2021
Jan. 29, 2021
Disclosure of detailed information about business combination [line items]      
Right-of-use assets, revalued assets, at cost $ 442    
Right-of-use asset fair value used as deemed cost 280    
Consideration transferred, acquisition-date fair value $ 6,930 $ 119 $ 7,919