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Restructuring and Other Related Charges (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost	$ 11
Restructuring and Related Cost, Cost Incurred to Date	14
Restructuring liabilities, cumulative payments	3.1
Restructuring liabilities [Roll Forward]
Restructuring liabilities, beginning	0.4
Restructuring liabilities, utilized	0.6
Restructuring liabilities, ending	10.4
Restructuring, Settlement and Impairment Provisions	$ 11

- Definition

Amount of costs incurred to date for the specified type of restructuring cost.

+ References+ Details

- Definition

Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.

+ References+ Details

- Definition

Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.

+ References+ Details