XML 571 R168.htm IDEA: XBRL DOCUMENT v3.24.1
Events After the Reporting Date (Details)
$ / shares in Units, $ in Millions
 3 Months Ended 12 Months Ended
Mar. 04, 2024
USD ($)
shares
Feb. 23, 2024
R / shares
Jan. 09, 2024
USD ($)
shares
Mar. 31, 2024
USD ($)
Dec. 31, 2023
$ / shares
shares
Dec. 31, 2022
$ / shares
Dec. 31, 2021
$ / shares
Disclosure of non-adjusting events after reporting period [line items]              
Dividends declared per share | $ / shares         $ 0.41 $ 0.34 $ 0.36
Galiano Gold Inc. (formerly Asanko Gold Inc.) | Asanko Gold              
Disclosure of non-adjusting events after reporting period [line items]              
Number of shares in equity accounted investees | shares         28,500,000    
Forecast | Asanko Gold              
Disclosure of non-adjusting events after reporting period [line items]              
Portion of consideration paid received consisting of cash and cash equivalents | $       $ (65.0)      
Dividend declared              
Disclosure of non-adjusting events after reporting period [line items]              
Dividends declared per share | R / shares   R 4.20          
Other disposals of assets | Galiano Gold Inc. (formerly Asanko Gold Inc.)              
Disclosure of non-adjusting events after reporting period [line items]              
Number of shares in equity accounted investees | shares 28,500,000            
Other disposals of assets | Asanko Gold              
Disclosure of non-adjusting events after reporting period [line items]              
Portion of consideration paid received consisting of cash and cash equivalents | $ $ 65.0            
Other disposals of assets | Rusoro Mining Limited              
Disclosure of non-adjusting events after reporting period [line items]              
Number of common shares sold (in shares) | shares     140,000,001        
Portion of consideration paid received consisting of cash and cash equivalents | $     $ 62.3