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Consolidated Statement of Changes in Equity - USD ($) $ in Millions | Total | Share capital [member] BHP Group Limited [member] | Share capital [member] BHP Group Plc [member] | Treasury shares [member] BHP Group Limited [member] | Treasury shares [member] BHP Group Plc [member] | Reserves [member] | Retained earnings [member] | Attributable to BHP shareholders [member] | Non-controlling interests [member]
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Impact of adoption | Impact of adopting IFRS 9 [member] | $ (7) |  |  |  |  |  | $ (7) | $ (7) |
Balance (Restated balance [member]) at Jun. 30, 2018 | 60,663 | $ 1,186 | $ 1,057 | $ (5) |  | $ 2,290 | 51,057 | 55,585 | $ 5,078
Balance at Jun. 30, 2018 | 60,670 | 1,186 | 1,057 | (5) |  | 2,290 | 51,064 | 55,592 | 5,078
Total comprehensive income | 4,102 |  |  |  |  | (58) | 3,771 | 3,713 | 389
Transactions with owners: |  |  |  |  |  |  |  |  |
Purchase of shares by ESOP Trusts | (82) |  |  | (79) | $ (3) |  |  | (82) |
Employee share awards exercised net of employee contributions |  |  |  | 68 | 3 | (48) | (23) |  |
Employee share awards forfeited |  |  |  |  |  | (12) | 12 |  |
Accrued employee entitlement for unexercised awards | 61 |  |  |  |  | 61 |  | 61 |
Dividends | (3,986) |  |  |  |  |  | (3,356) | (3,356) | (630)
BHP Group Limited shares bought back and cancelled | (5,274) | (75) |  |  |  |  | (5,199) | (5,274) |
Divestment of subsidiaries, operations and joint operations | (168) |  |  |  |  |  |  |  | (168)
Balance at Dec. 31, 2018 | 55,316 | 1,111 | 1,057 | (16) |  | 2,233 | 46,262 | 50,647 | 4,669
Balance (Restated balance [member]) at Jun. 30, 2018 | 60,663 | 1,186 | 1,057 | (5) |  | 2,290 | 51,057 | 55,585 | 5,078
Balance at Jun. 30, 2018 | 60,670 | 1,186 | 1,057 | (5) |  | 2,290 | 51,064 | 55,592 | 5,078
Total comprehensive income | 9,160 |  |  |  |  |  |  |  |
Balance at Jun. 30, 2019 | 51,824 | 1,111 | 1,057 | (32) |  | 2,285 | 42,819 | 47,240 | 4,584
Total comprehensive income | 5,185 |  |  |  |  | (8) | 4,871 | 4,863 | 322
Transactions with owners: |  |  |  |  |  |  |  |  |
Purchase of shares by ESOP Trusts | (103) |  |  | (101) | (2) |  |  | (103) |
Employee share awards exercised net of employee contributions |  |  |  | 119 | $ 2 | (79) | (42) |  |
Employee share awards forfeited |  |  |  |  |  | (5) | 5 |  |
Accrued employee entitlement for unexercised awards | 68 |  |  |  |  | 68 |  | 68 |
Dividends | (4,556) |  |  |  |  | 0 | (3,946) | (3,946) | (610)
Balance at Dec. 31, 2019 | $ 52,418 | $ 1,111 | $ 1,057 | $ (14) |  | $ 2,261 | $ 43,707 | $ 48,122 | $ 4,296

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