Consolidated Statements of Changes in Total Equity (Parenthetical) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Taxes on currency translation adjustment	$ 0	$ 0	$ 0
Taxes on unrealized gain on cash flow hedges		0	0
Taxes on defined benefit plan settlement			0
Taxes on unrecognized actuarial gain on defined benefit plans	(2)	0	0
Taxes on unrealized gain on equity investment	0	0	0
Taxes on realization loss on cash flow hedges	0
Accumulated Other Comprehensive Income (Loss)
Taxes on currency translation adjustment	0	0	0
Taxes on unrealized gain on cash flow hedges		0	0
Taxes on defined benefit plan settlement			0
Taxes on unrecognized actuarial gain on defined benefit plans	(2)	0	0
Taxes on unrealized gain on equity investment	0	0	0
Taxes on realization loss on cash flow hedges	$ 0

Pretax change in the value of either the benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption, or the consequence of a decision to temporarily deviate from the substantive plan, that has not been recognized in net periodic benefit cost.

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- Definition

Tax effect of the adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into functional currency of the reporting entity that is attributable to the parent entity.

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+ Details

- Definition

Tax effect on reclassification adjustment for accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges included in accumulated comprehensive income that was realized in net income during the period.

+ References+ Details

- Definition

Tax effect on the change in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

+ References+ Details

- Definition

Gross appreciation or the gross loss in value of the total of unsold available-for-sale securities during the period being reported (except when designated as a fair value hedge).

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