v3.25.0.1
Inventory (Tables)
12 Months Ended
Dec. 31, 2024
Disclosure of inventories [Abstract]
Schedule of Inventory
December 31, 2024
December 31, 2023
In-process precious metals
$126.2
$195.3
Ore in stockpiles
42.2
2.8
Parts and supplies
77.2
65.2
Dore, and refined precious metals
12.5
7.9
258.1
271.2
Less: Long-term inventory
(25.3)
—
232.8
271.2
X
- Definition
Disclosure of inventories [Abstract]
+ References
No definition available.
+ Details
Name:
agi_DisclosureofinventoriesAbstract
Namespace Prefix:
agi_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration
X
- Definition
Schedule of Inventory
+ References
No definition available.
+ Details
Name:
agi_ScheduleofInventoryTableTextBlock
Namespace Prefix:
agi_
Data Type:
dtr-types1:textBlockItemType
Balance Type:
na
Period Type:
duration