Segment Information (Tables)

3 Months Ended

Mar. 31, 2014

Segment Reporting [Abstract]

Operating segment results

Reportable segment results were as follows:

	Three Months Ended March 31,
	2014			2013
	(Dollars in millions)
Revenues:
Australian Mining	$	611.8		$	738.0
Western U.S. Mining	682.0			640.1
Midwestern U.S. Mining	303.0			336.7
Trading and Brokerage	21.0			25.9
Corporate and Other	9.0			7.3
Total	$	1,626.8		$	1,748.0
Adjusted EBITDA:
Australian Mining	$	1.8		$	100.4
Western U.S. Mining	173.9			160.5
Midwestern U.S. Mining	78.7			112.3
Trading and Brokerage	(1.9		)	16.0
Corporate and Other	(75.6		)	(109.1		)
Total	$	176.9		$	280.1

Reconciliation of Adjusted EBITDA to consolidated (loss) income from continuing operations, net of income taxes

A reconciliation of Adjusted EBITDA to consolidated income from continuing operations, net of income taxes follows:

	Three Months Ended March 31,
	2014			2013
	(Dollars in millions)
Total Adjusted EBITDA	$	176.9		$	280.1
Depreciation, depletion and amortization	(157.2		)	(170.7		)
Amortization of basis difference related to equity affiliates	(1.2		)	(1.6		)
Asset retirement obligation expenses	(15.6		)	(19.0		)
Interest expense	(103.3		)	(101.3		)
Interest income	3.6			5.9
Income tax benefit (provision)	52.5			(3.7		)
Loss from continuing operations, net of income taxes	$	(44.3	)	$	(10.3	)