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Revenue from services provided - Summary of Contract Assets and Deferred Revenue Related to Contracts with Customers (Detail) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Disclosure of Detailed Information about Contract Assets and Contract Liabilities [Line Items]    
Loss allowance $ (101) $ (150)
Total contract assets 23,305 24,918
Current 17,873 18,775
Non-current 5,432 6,143
Total deferred revenue 34,255 32,802
Current 20,332 16,598
Non-current 13,923 16,204
Subscription cost [member]    
Disclosure of Detailed Information about Contract Assets and Contract Liabilities [Line Items]    
Contract assets before loss allowance 21,310 22,151
Total deferred revenue 31,504 30,735
Services cost [member]    
Disclosure of Detailed Information about Contract Assets and Contract Liabilities [Line Items]    
Contract assets before loss allowance 2,096 2,917
Total deferred revenue $ 2,751 $ 2,067