XML 11 R39.htm IDEA: XBRL DOCUMENT

Income Tax Uncertainties (Narrative) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011
Income Tax Uncertainties [Abstract]
Unrecognized tax benefits	$ 65
Unrecognized tax benefits, recorded	39
Unrecognized tax benefits, not recorded	26
Accruals for penalties	3
Accruals for interest	14
Favorable impact if unrecognized tax benefits were recognized	$ 55

This element represents the amount of statutory penalties accrued as of the date of the statement of financial position for a tax position claimed or expected to be claimed by the entity, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties.

+ References+ Details

- Definition

This element represents the amount of interest expense accrued as of the date of the statement of financial position for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity.

+ References+ Details