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Events After the Date of the Statement of Financial Position - Additional Information (Detail)
$ in Millions
Feb. 26, 2021
USD ($)
Disclosure of non-adjusting events after reporting period [line items]  
Number of bonds issued 32,721
Issuance of convertible bonds in shares [member]  
Disclosure of non-adjusting events after reporting period [line items]  
Total amount of convertible bonds issued $ 32.7