v3.26.1
Exceptional Items - Summary of Exceptional Items by Category (Detail) - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Disclosure of exceptional items [line items]      
Exceptional items gross $ (3,371) $ (1,234) $ (6,600)
Exceptional items tax 0 96 837
Exceptional items net (3,371) (1,138) (5,763)
Samarco dam failure      
Disclosure of exceptional items [line items]      
Exceptional items gross (1,071) (914) (3,677)
Exceptional items tax 0 0 (85)
Exceptional items net (1,071) [1] (914) [2] (3,762) [3]
Impairment of Jansen project      
Disclosure of exceptional items [line items]      
Exceptional items gross (2,300)    
Exceptional items tax 0    
Exceptional items net (2,300)    
Western Australia Nickel (WAN) temporary suspension [member]      
Disclosure of exceptional items [line items]      
Exceptional items gross   (320)  
Exceptional items tax   96  
Exceptional items net   (224)  
Impairment of Western Australia Nickel assets [member]      
Disclosure of exceptional items [line items]      
Exceptional items gross     (3,800)
Exceptional items tax     1,125
Exceptional items net     (2,675)
Blackwater and Daunia gain on divestment [member]      
Disclosure of exceptional items [line items]      
Exceptional items gross     877
Exceptional items tax     (203)
Exceptional items net     674
Attributable to non-controlling interests      
Disclosure of exceptional items [line items]      
Exceptional items gross 0 0 0
Exceptional items tax 0 0 0
Exceptional items net 0 0 0
Attributable to BHP shareholders      
Disclosure of exceptional items [line items]      
Exceptional items gross (3,371) (1,234) (6,600)
Exceptional items tax 0 96 837
Exceptional items net $ (3,371) $ (1,138) $ (5,763)
[1] Refer to note 4 'Significant events – Samarco dam failure' for further information.
[2] Refer to note 4 'Significant events – Samarco dam failure' for further information.
[3] Refer to note 4 'Significant events – Samarco dam failure' for further information.