Exploration Expense (Tables)

12 Months Ended

Dec. 31, 2024

Exploration Expenses Disclosure [Abstract]

Summary of exploration expenses

	United States Dollar
Figures in millions unless otherwise stated	2024	2023	2022
Australia	(44.1)	(33.4)	(33.6)
Ghana	(3.0)	(9.0)	(12.1)
Peru	(7.0)	(3.9)	(2.8)
Chile	(16.1)	(29.3)	(32.3)
Canada	(27.9)	—	—
Other	(0.3)	(0.6)	(0.2)
Total exploration expense	(98.4)	(76.2)	(81.0)