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(Loss)/Earnings Per Share - Additional Information (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Earnings Per Common Share [Line Items]      
Net (loss)/earnings attributable to Gold Fields shareholders - Discontinued operations $ 0.0 $ 0.0 $ 20.5 [1],[2]
Weighted average number of shares issued at the end of the year 774,763,151 769,141,871 742,606,726
Weighted average number of diluted shares issued at the end of the year 774,763,151 769,141,871 742,606,726
[1] Basic earnings per share from discontinued operations Basic earnings per share is calculated by dividing the profit attributable to ordinary shareholders from discontinued operations of $nil million (fiscal 2014: $nil and fiscal 2013: $20.5 million) by the weighted average number of ordinary shares in issue in fiscal 2015 of 774,763,151 (fiscal 2014: 769,141,871 and fiscal 2013: 742,606,726).
[2] Diluted earnings per share from discontinued operations Diluted earnings per share is calculated on the basis of profit attributable to ordinary shareholders from discontinued operations of $nil million (fiscal 2014: $nil and fiscal 2013: $20.5 million) and 774,763,151 shares, being the diluted number of ordinary shares in issue in fiscal 2015 (fiscal 2014: 769,141,871 and fiscal 2013: 742,606,726).