Acquisition (Details) (Frans Svanstroms & Co AB [Member], USD $) In Millions, unless otherwise specified	0 Months Ended	3 Months Ended
Feb. 25, 2011 Y	Mar. 31, 2012
Frans Svanstroms & Co AB [Member]
Acquisition And Dispositions [Line Items]
Acquisition date		2011-02-25
Non-deductible goodwill	$ 46
Amortizing intangible assets	$ 20
Weighted average amortization intangible assets (in years)	6.9

Month, date and year in which the acquirer obtains control of the acquiree.

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+ Details