XML 130 R42.htm IDEA: XBRL DOCUMENT
v3.21.2

Not required for US Reporting | 12 Months Ended
--- | ---
Jun. 30, 2021
Text block [abstract] |
Not required for US Reporting | 37 Not required for US Reporting 38 Not required for US Reporting

X
- Definition The entire disclosure of not required for us reporting. + References No definition available. + Details
Name: | bhp_DisclosureOfNotRequiredForUsReportingExplanatory
Namespace Prefix: | bhp_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Text block. + References No definition available. + Details
Name: | bhp_TextBlockAbstract
Namespace Prefix: | bhp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration