Segment Information (Tables)

9 Months Ended

Sep. 30, 2011

Segment Reporting [Abstract]

Operating segment results

Operating segment results were as follows:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2011			2010			2011			2010
	(Dollars in millions)
Revenues:
Western U.S. Mining	$	758.5		$	707.4		$	2,124.5		$	2,021.6
Midwestern U.S. Mining	385.1			317.1			1,080.0			949.8
Australian Mining	757.4			733.4			2,223.3			1,777.3
Trading and Brokerage	131.5			101.8			329.5			273.7
Corporate and Other	3.4			5.0			31.5			19.3
Total	$	2,035.9		$	1,864.7		$	5,788.8		$	5,041.7
Adjusted EBITDA:
Western U.S. Mining	$	218.7		$	215.7		$	532.2		$	630.9
Midwestern U.S. Mining	104.0			77.2			295.9			222.7
Australian Mining	243.3			323.2			810.7			670.1
Trading and Brokerage	57.4			44.3			134.6			91.0
Corporate and Other	(119.0		)	(89.1		)	(273.3		)	(245.8		)
Total	$	504.4		$	571.3		$	1,500.1		$	1,368.9

Reconciliation of Adjusted EBITDA to consolidated income from continuing operations

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

	Three Months Ended September 30,						Nine Months Ended September 30,
	2011			2010			2011			2010
	(Dollars in millions)
Total Adjusted EBITDA	$	504.4		$	571.3		$	1,500.1		$	1,368.9
Depreciation, depletion and amortization	113.7			116.7			327.8			327.3
Asset retirement obligation expense	15.0			9.9			43.9			30.3
Interest expense	59.2			62.2			159.3			170.1
Interest income	(4.1		)	(2.8		)	(11.7		)	(5.4		)
Income tax provision	37.1			147.7			224.7			257.2
Income from continuing operations, net of income taxes	$	283.5		$	237.6		$	756.1		$	589.4