Business Dispositions (Tables)

12 Months Ended

Dec. 31, 2010

Business Dispositions (Table) [Abstract]

Discontinued operations income statement and balance sheet disclosures

	Year Ended December 31
$ in millions	2010			2009			2008
Sales and service revenues	$	6,711		$	7,740		$	7,761
Earnings (loss) from discontinued operations		229			345			(2,216	)
Income tax expense		(95	)		(111	)		(90	)
Earnings (loss), net of tax	$	134		$	234		$	(2,306	)
Gain on divestitures		10			446			66
Income tax benefit (expense)		5			(428	)		(40	)
Gain from discontinued operations, net of tax	$	15		$	18		$	26
Earnings (loss) from discontinued operations, net of tax	$	149		$	252		$	(2,280	)

	December 31,		December 31,
$ in millions	2010		2009
Assets
Current assets	$	1,315	$	1,162
Property, plant, and equipment, net		1,997		1,977
Goodwill		1,141		1,141
Other assets		759		755
Total assets of discontinued operations	$	5,212	$	5,035
Liabilities
Trade accounts payable	$	274	$	312
Other current liabilities		955		868
Current liabilities		1,229		1,180
Long-term liabilities		1,563		1,642
Total liabilities of discontinued operations	$	2,792	$	2,822