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Consolidated Statement of Changes in Equity - USD ($) $ in Millions | Total | Share capital [member] BHP Billiton Limited [Member] | Share capital [member] BHP Billiton Plc [Member] | Treasury shares [member] BHP Billiton Limited [Member] | Treasury shares [member] BHP Billiton Plc [Member] | Reserves [member] | Retained earnings [member] | Attributable to BHP shareholders [member] | Non-controlling interests [Member]
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance at Jun. 30, 2015 | $ 70,545 | $ 1,186 | $ 1,057 | $ (19) | $ (57) | $ 2,557 | $ 60,044 | $ 64,768 | $ 5,777
Total comprehensive income (loss) | (6,184) |  |  |  |  | 60 | (6,420) | (6,360) | 176
Transactions with owners: |  |  |  |  |  |  |  |  |
Purchase of shares by ESOP Trusts | (106) |  |  | (106) |  |  |  | (106) |
Employee share awards exercised net of employee contributions | 2 |  |  | 118 | 31 | (193) | 46 | 2 |
Employee share awards forfeited |  |  |  |  |  | (26) | 26 |  |
Accrued employee entitlement for unexercised awards | 140 |  |  |  |  | 140 |  | 140 |
Dividends | (4,326) |  |  |  |  |  | (4,154) | (4,154) | (172)
Ending balance at Jun. 30, 2016 | 60,071 | 1,186 | 1,057 | (7) | (26) | 2,538 | 49,542 | 54,290 | 5,781
Total comprehensive income (loss) | 6,173 |  |  |  |  | (59) | 5,900 | 5,841 | 332
Transactions with owners: |  |  |  |  |  |  |  |  |
Purchase of shares by ESOP Trusts | (108) |  |  | (105) | (3) |  |  | (108) |
Employee share awards exercised net of employee contributions |  |  |  | 110 | 28 | (167) | 29 |  |
Employee share awards forfeited |  |  |  |  |  | (18) | 18 |  |
Accrued employee entitlement for unexercised awards | 106 |  |  |  |  | 106 |  | 106 |
Distribution to non-controlling interests | (16) |  |  |  |  |  |  |  | (16)
Dividends | (3,472) |  |  |  |  |  | (2,871) | (2,871) | (601)
Divestment of subsidiaries, operations and joint operations | (28) |  |  |  |  |  |  |  | (28)
Ending balance at Jun. 30, 2017 | 62,726 | 1,186 | 1,057 | (2) | (1) | 2,400 | 52,618 | 57,258 | 5,468
Total comprehensive income (loss) | 4,726 |  |  |  |  | (87) | 3,695 | 3,608 | 1,118
Transactions with owners: |  |  |  |  |  |  |  |  |
Purchase of shares by ESOP Trusts | (171) |  |  | (159) | (12) |  |  | (171) |
Employee share awards exercised net of employee contributions |  |  |  | 156 | $ 13 | (139) | (30) |  |
Employee share awards forfeited |  |  |  |  |  | (2) | 2 |  |
Accrued employee entitlement for unexercised awards | 123 |  |  |  |  | 123 |  | 123 |
Distribution to non-controlling interests | (14) |  |  |  |  |  |  |  | (14)
Dividends | (6,720) |  |  |  |  |  | (5,221) | (5,221) | (1,499)
Transfer to non-controlling interests |  |  |  |  |  | (5) |  | (5) | 5
Ending balance at Jun. 30, 2018 | $ 60,670 | $ 1,186 | $ 1,057 | $ (5) |  | $ 2,290 | $ 51,064 | $ 55,592 | $ 5,078

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