Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2011

Summary of Significant Accounting Policies [Abstract]

Schedule of valuation and qualifying accounts

Valuation and Qualifying Accounts

Allowance for doubtful accounts	Balance at beginning of period		Additions charged to costs and expenses		Additions charged to other accounts		Deductions(a)			Balance at end of period
Year ended December 31, 2011	$	6.8	$	0.2	$	-	$	(1.2	)	$	5.8
Year ended December 31, 2010	$	5.4	$	2.3	$	-	$	(0.9	)	$	6.8
Year ended December 31, 2009	$	6.1	$	0.5	$	-	$	(1.2	)	$	5.4

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(a) Deductions represent the write-off of receivables and currency translation adjustments.

Rollforward of accumulated other comprehensive loss

	Net unrealized gains/(losses) on cash flow hedge derivatives			Foreign currency translation adjustments			Pension and other postretirement liability adjs.			Total Accumulated other comprehensive income/(loss)
December 31, 2009	$	(418.9	)	$	32.4		$	(8.3	)	$	(394.8	)
Change for period		111.2			99.5			(2.3	)		208.4
December 31, 2010		(307.7	)		131.9			(10.6	)		(186.4	)
Change for period		266.8			(44.0	)		(33.1	)		189.7
December 31, 2011	$	(40.9	)	$	87.9		$	(43.7	)	$	3.3