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Share-based Payments - Disclosure of subsidiary share-based payments (Details)
 12 Months Ended
Dec. 31, 2022
shares
Dec. 31, 2022
Dec. 31, 2021
shares
Dec. 31, 2020
shares
Subsidiary Plans [Line Items]        
Outstanding at beginning of period (in shares) 13,414,118   10,916,086 8,472,827
Number of share options granted in share-based payment arrangement (in shares) 8,881,000   5,424,000 4,076,982
Exercised (in shares) (577,022)   (2,238,187) (514,410)
Outstanding at end of period (in shares) 17,793,881   13,414,118 10,916,086
Alivio        
Subsidiary Plans [Line Items]        
Outstanding at beginning of period (in shares) 0   3,888,168 3,698,244
Number of share options granted in share-based payment arrangement (in shares)     197,398 189,924
Exercised (in shares)     (2,373,750) 0
Expired During the Year     (506,260) 0
Forfeited (in shares)     (1,205,556) 0
Deconsolidation (in shares)     0 0
Outstanding at end of period (in shares)     0 3,888,168
Entrega        
Subsidiary Plans [Line Items]        
Outstanding at beginning of period (in shares) 349,500   962,000 972,000
Number of share options granted in share-based payment arrangement (in shares) 45,000   0 0
Exercised (in shares)   0 (525,000) 0
Expired During the Year (50,000)   (87,500) 0
Forfeited (in shares) 0   0 (10,000)
Deconsolidation (in shares) 0   0 0
Outstanding at end of period (in shares) 344,500   349,500 962,000
Follica        
Subsidiary Plans [Line Items]        
Outstanding at beginning of period (in shares) 2,686,120   1,309,040 1,309,040
Number of share options granted in share-based payment arrangement (in shares) 90,000   1,383,080 0
Exercised (in shares)   0 0 0
Expired During the Year 0   (6,000) 0
Forfeited (in shares) 0   0 0
Deconsolidation (in shares) 0   0 0
Outstanding at end of period (in shares) 2,776,120   2,686,120 1,309,040
Sonde        
Subsidiary Plans [Line Items]        
Outstanding at beginning of period (in shares) 2,049,004   2,192,834 1,829,004
Number of share options granted in share-based payment arrangement (in shares) 0   0 363,830
Exercised (in shares)   0 0 0
Expired During the Year 0   (51,507) 0
Forfeited (in shares) 0   (92,323) 0
Deconsolidation (in shares) (2,049,004)   0 0
Outstanding at end of period (in shares) 0   2,049,004 2,192,834
Vedanta        
Subsidiary Plans [Line Items]        
Outstanding at beginning of period (in shares) 1,991,637   1,741,888 1,450,100
Number of share options granted in share-based payment arrangement (in shares) 490,506   451,532 493,951
Exercised (in shares)   (400,000) (52,938) (813)
Expired During the Year (65,235)   (76,491) 0
Forfeited (in shares) (192,332) (192,332) (72,354) (201,350)
Deconsolidation (in shares) 0   0 0
Outstanding at end of period (in shares) 1,824,576   1,991,637 1,741,888