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Goodwill - Summary of Key Assumptions Used for Value-in-use Calculations (Detail) - Goodwill [member]
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Pre-tax discount rates [member]      
Disclosure Of Detailed Information Of Key Assumptions Used For Value In Use [Line Items]      
Discount rate used in current estimate of value in use 19.00% 27.00%  
Pre-tax discount rates [member] | Bottom of range [member]      
Disclosure Of Detailed Information Of Key Assumptions Used For Value In Use [Line Items]      
Discount rate used in current estimate of value in use     24.00%
Pre-tax discount rates [member] | Top of range [member]      
Disclosure Of Detailed Information Of Key Assumptions Used For Value In Use [Line Items]      
Discount rate used in current estimate of value in use     27.00%
Revenue growth rates [member] | Bottom of range [member]      
Disclosure Of Detailed Information Of Key Assumptions Used For Value In Use [Line Items]      
Discount rate used in current estimate of value in use (22.00%) 3.00% 3.00%
Revenue growth rates [member] | Top of range [member]      
Disclosure Of Detailed Information Of Key Assumptions Used For Value In Use [Line Items]      
Discount rate used in current estimate of value in use 30.00% 8.00% 275.00%
Long term growth rate [member]      
Disclosure Of Detailed Information Of Key Assumptions Used For Value In Use [Line Items]      
Discount rate used in current estimate of value in use 2.00% 3.00% 3.00%