v3.26.3
Interests in Subsidiaries - Schedule of Interests in Subsidiaries (Details)
12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Chilwa Minerals Africa Limited [Member]      
Schedule of Interests in Subsidiaries [Line Items]      
Principal place of business Malawi    
Ownership 100.00% 100.00% 100.00%
Mota-Engil Investments (Malawi) Limited [Member]      
Schedule of Interests in Subsidiaries [Line Items]      
Principal place of business Malawi    
Ownership 100.00% 100.00% 100.00%
Phalombe Minerals Limited [Member]      
Schedule of Interests in Subsidiaries [Line Items]      
Principal place of business Malawi    
Ownership 100.00%