XML 187 R168.htm IDEA: XBRL DOCUMENT v3.23.1
Earnings per share - Additional Information (Detail) - shares
Dec. 31, 2022
Aug. 03, 2022
Feb. 23, 2022
Aug. 11, 2021
Feb. 24, 2021
Disclosure of non-adjusting events after reporting period [line items]          
Rights outstanding   21,472 43,925 31,032 70,939
Major ordinary share transactions [member]          
Disclosure of non-adjusting events after reporting period [line items]          
Rights outstanding 2,472,210