v3.25.2
Royalty, Stream and Working Interests - Rollforward (Details) - USD ($)
$ in Millions
 6 Months Ended 12 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Royalty, stream and working interests    
Balance at beginning of year $ 4,098.8 $ 4,027.1
Additions 1,865.7 407.4
Disposal   (10.6)
Impairment reversal 4.1  
Depletion (131.1) (223.0)
Impact of foreign exchange 62.3 (102.1)
Balance at end of year 5,899.8 4,098.8
Mining Royalties    
Royalty, stream and working interests    
Balance at beginning of year 1,034.3 948.7
Additions 1,359.3 140.3
Disposal   (10.6)
Transfers 0.3 44.0
Depletion (28.5) (40.0)
Impact of foreign exchange 28.4 (48.1)
Balance at end of year 2,393.8 1,034.3
Streams    
Royalty, stream and working interests    
Balance at beginning of year 1,273.3 1,359.0
Additions 500.8 36.2
Impairment reversal 4.1  
Depletion (71.0) (121.9)
Balance at end of year 1,707.2 1,273.3
Energy    
Royalty, stream and working interests    
Balance at beginning of year 1,197.8 1,146.4
Additions 4.3 137.0
Depletion (31.6) (60.9)
Impact of foreign exchange 14.9 (24.7)
Balance at end of year 1,185.4 1,197.8
Advanced    
Royalty, stream and working interests    
Balance at beginning of year 343.4 396.0
Additions   8.9
Transfers   (36.2)
Depletion   (0.2)
Impact of foreign exchange 16.0 (25.1)
Balance at end of year 359.4 343.4
Exploration    
Royalty, stream and working interests    
Balance at beginning of year 250.0 177.0
Additions 1.3 85.0
Transfers (0.3) (7.8)
Impact of foreign exchange 3.0 (4.2)
Balance at end of year $ 254.0 $ 250.0