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Major Group Investments - Direct and Indirect - Schedule of Major Group Investments - Direct and Indirect (Parenthetical) (Detail) - USD ($) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015 | [2]
Disclosure of subsidiaries [line items] |  |  |  |  |  |  |
Accumulated non-controlling interest | $ 127,200,000 | $ 122,600,000 | [1] | $ 127,200,000 | $ 122,600,000 | [1] |
Dividends paid to non-controlling interests |  |  |  | 6,400,000 | 200,000 | [2] | $ 12,100,000
Abosso Goldfields Limited [member] |  |  |  |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |  |  |  |
Accumulated non-controlling interest | 5,800,000 | 3,600,000 |  | 5,800,000 | 3,600,000 |  |
Dividends paid to non-controlling interests |  |  |  | 0 | 0 |  |
Gold Fields Ghana Limited [member] |  |  |  |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |  |  |  |
Accumulated non-controlling interest | 119,200,000 | 116,600,000 |  | 119,200,000 | 116,600,000 |  |
Dividends paid to non-controlling interests |  |  |  | 5,800,000 | 0 |  |
Gold Fields La Cima SA [member] |  |  |  |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |  |  |  |
Accumulated non-controlling interest | 2,400,000 | 2,500,000 |  | $ 2,400,000 | $ 2,500,000 |  |
Dividends paid to non-controlling interests | $ 600,000 | $ 200,000 |  |  |  |  |
Newshelf 899 (Pty) Ltd [member] |  |  |  |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |  |  |  |
Phase-in participation term |  |  |  | 20 years |  |  |
BEE partners' stake |  |  |  | 10.00% |  |  |
Newshelf ownership percentage |  |  |  | 90.00% |  |  |
[1] | As Restated - Refer note 40 for further details.
[2] | The restatement is as a result of the discontinued operations.

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