CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data in Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
REVENUE
Gold revenues	$ 133,497	$ 125,880	$ 400,830	$ 352,193
Cost of sales	120,899	106,385	354,914	316,661
Mine operating margin	12,598	19,495	45,916	35,532
Exploration expense	583	1,824	2,674	3,972
General and administrative expense	4,606	5,996	16,091	20,350
Derivative mark-to-market loss	0	11,161	162	17,840
Loss/(gain) on fair value of convertible debentures	30,055	2,084	32,092	(22,208)
Property holding costs	1,617	1,778	5,027	6,141
Foreign exchange loss	282	666	2,162	1,385
Interest expense	2,067	2,193	8,563	6,663
Interest and other income	(89)	(61)	(357)	(163)
Loss on sale of assets	(52)	(338)	(113)	(336)
Loss/(gain) on sale of investments	70	0	(22,290)	0
(Gain)/loss on extinguishment of debt	(14)	0	568	0
(Loss)/income before income tax	(26,527)	(5,808)	1,337	1,888
Income tax expense	(4,002)	(3,621)	(19,464)	(11,727)
Net loss	(30,529)	(9,429)	(18,127)	(9,839)
Net income/(loss) attributable to noncontrolling interest	322	(767)	(483)	523
Net loss attributable to Golden Star shareholders	$ (30,207)	$ (10,196)	$ (18,610)	$ (9,316)
Net loss per share attributable to Golden Star shareholders
Basic (dollars per share)	$ (0.12)	$ (0.04)	$ (0.07)	$ (0.04)
Diluted (dollars per share)	$ (0.12)	$ (0.04)	$ (0.07)	$ (0.04)
Weighted average shares outstanding (millions) (shares)	258.9	258.6	258.8	258.6
Weighted average shares outstanding-diluted (shares)	258.9	258.6	258.8	258.6