XML 53 R83.htm IDEA: XBRL DOCUMENT

Restructuring Charges (Narrative) (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011
Restructuring Cost and Reserve [Line Items]
Pre-tax restructuring charge	$ 32
After-tax restructuring charge	22
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Pre-tax restructuring charge	24
Accelerated Amortization Of Equity-Based Compensation Awards [Member]
Restructuring Cost and Reserve [Line Items]
Pre-tax restructuring charge	$ 8

Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

+ References+ Details