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Business combinations - Summary of Purchase Consideration Cash Outflow (Detail)
$ in Thousands
12 Months Ended
Dec. 31, 2021
USD ($)
Disclosure of detailed information about business combination [line items]  
Cash consideration $ 0
Cash 20
Net outflow of cash – investing activities 20
Work Area [Member]  
Disclosure of detailed information about business combination [line items]  
Cash consideration 209
Cash (1,141)
Net outflow of cash – investing activities 932
Suiteshare [Member]  
Disclosure of detailed information about business combination [line items]  
Cash consideration 1,816
Cash (106)
Net outflow of cash – investing activities $ 1,710