Consolidated Statements of Operations (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Revenues
Sales and other operating revenue	$ 320.3	$ 351.5
Other income	0.1	1.0
Total revenues	320.4	352.5
Costs and operating expenses
Cost of products sold and operating expenses	254.5	293.4
Selling, general and administrative expenses	14.5	21.0
Depreciation and amortization expense	23.8	24.4
Total costs and operating expenses	292.8	338.8
Operating income	27.6	13.7
Interest expense, net	23.3	12.1
Income before income tax expense (benefit) and loss from equity method investment	4.3	1.6
Income tax expense (benefit)	1.2	(1.2)
Loss from equity method investment	0.7	0.6
Income from continuing operations	2.4	2.2
Loss from discontinued operations, net of income tax benefit of $0.1 million and $3.0 million, for the three months ended March 31, 2015 and 2014, respectively	(2.0)	(6.0)
Net income (loss)	0.4	(3.8)
Less: Net income attributable to noncontrolling interests	4.4	4.0
Net loss attributable to SunCoke Energy, Inc.	$ (4.0)	$ (7.8)
Basic (in dollars per share)
Continuing operations (in dollars per share)	$ (0.03)	$ (0.02)
Discontinued operations (in dollars per share)	$ (0.03)	$ (0.09)
Diluted (in dollars per share)
Continuing operations (in dollars per share)	$ (0.03)	$ (0.02)
Discontinued operations (in dollars per share)	$ (0.03)	$ (0.09)
Weighted average common shares outstanding: (in shares)
Basic (in shares)	66.2	69.7
Diluted (in shares)	66.2	69.7