Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2011

Supplemental Cash Flow Information [Abstract]

Other Cash Flow Information Including Acquisitions

	Year Ended December 31,
	2011			2010			2009
	(Dollars in millions)
Estimated fair value of tangible assets acquired	$	203.5		$	88.2		$	115.1
Goodwill and identifiable intangible assets acquired		588.2			280.1			420.9
Net cash paid, net of cash acquired		(503.3	)		(342.6	)		(392.1	)
Liabilities assumed, including deferred tax liabilities	$	288.4		$	25.7		$	143.9
Interest paid, net of amount capitalized	$	130.9		$	123.8		$	114.8
Income taxes paid, net of refunds received	$	73.0		$	142.6		$	38.9