v3.26.3
RELATED PARTIES - Schedule of Subsidiaries (Details)
12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Hyperion Metals (Australia) Pty Ltd      
Subsidiaries [Abstract]      
Country of incorporation Australia    
Equity Interest (in percent) 100.00% 100.00% 100.00%
IperionX Critical Minerals LLC      
Subsidiaries [Abstract]      
Country of incorporation United States    
Equity Interest (in percent) 100.00% 100.00% 100.00%
IperionX Technology LLC      
Subsidiaries [Abstract]      
Country of incorporation United States    
Equity Interest (in percent) 100.00% 100.00% 100.00%
IperionX Inc.      
Subsidiaries [Abstract]      
Country of incorporation United States    
Equity Interest (in percent) 100.00% 100.00% 100.00%