Pension Benefit Plans and Other Postretirement Benefits (Details 3) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Pension Benefit Plans
Changes in plan assets and benefit obligations were recognized in accumulated other comprehensive income
Accumulated benefit obligation	$ 3,859	$ 3,714
U.S Pension Plans
Net amount recognized included in the Consolidated Balance Sheets
Current pension liability and nonpension postretirement benefit, included with Other accrued liabilities	(3)	(2)
Pension benefits and nonpension postretirement benefits	(533)	(240)
Accumulated other comprehensive loss	1,480	1,231
Net amount recognized	944	989
Changes in plan assets and benefit obligations were recognized in accumulated other comprehensive income
Current year actuarial (gain) loss	332	30
Amortization of actuarial loss	(83)	(70)
Total	249	(40)
Changes in benefit obligations were recognized in accumulated other comprehensive income	249	(40)
Components of the net pension expense (income) and postretirement benefit cost
Service cost	25	25	24
Interest cost	125	131	134
Expected asset return	(186)	(190)	(198)
Special termination benefits			9
Curtailment (gain) loss			2
Amortization
Actuarial loss	83	70	39
Net amortization	83	70	39
Net periodic pension and postretirement benefit cost	47	36	10
Non-U.S. Pension Plans
Net amount recognized included in the Consolidated Balance Sheets
Prepaid pension	116	54
Current pension liability and nonpension postretirement benefit, included with Other accrued liabilities	(6)	(6)
Pension benefits and nonpension postretirement benefits	(338)	(336)
Accumulated other comprehensive loss	302	348
Net amount recognized	74	60
Changes in plan assets and benefit obligations were recognized in accumulated other comprehensive income
Current year actuarial (gain) loss	(28)	8
Prior service cost due to curtailment		1
Gain due to curtailment		1
Amortization of actuarial loss	(24)	(19)
Amortization of prior service credit	1	1
Total	(51)	(8)
Translation	5	1
Changes in benefit obligations were recognized in accumulated other comprehensive income	(46)	(7)
Components of the net pension expense (income) and postretirement benefit cost
Service cost	24	21	18
Interest cost	83	79	82
Expected asset return	(86)	(80)	(79)
Settlement cost			9
Curtailment (gain) loss		(1)
Amortization
Actuarial loss	24	19	6
Prior service credit	(1)	(1)	(1)
Net amortization	23	18	5
Net periodic pension and postretirement benefit cost	44	37	35
U.S Postretirement Benefit Plans
Net amount recognized included in the Consolidated Balance Sheets
Current pension liability and nonpension postretirement benefit, included with Other accrued liabilities	(16)	(17)
Pension benefits and nonpension postretirement benefits	(178)	(178)
Accumulated other comprehensive loss	38	36
Net amount recognized	(156)	(159)
Changes in plan assets and benefit obligations were recognized in accumulated other comprehensive income
Current year actuarial (gain) loss	4
Amortization of actuarial loss	(5)	(5)
Amortization of prior service credit	3	3
Changes in benefit obligations were recognized in accumulated other comprehensive income	2	(2)
Components of the net pension expense (income) and postretirement benefit cost
Service cost	1	1	1
Interest cost	10	11	12
Amortization
Actuarial loss	5	5	4
Prior service credit	(3)	(3)	(3)
Net amortization	2	2	1
Net periodic pension and postretirement benefit cost	13	14	14
Non-U.S. Postretirement Benefit Plans
Net amount recognized included in the Consolidated Balance Sheets
Current pension liability and nonpension postretirement benefit, included with Other accrued liabilities	(4)	(4)
Pension benefits and nonpension postretirement benefits	(91)	(81)
Accumulated other comprehensive loss	2	(10)
Net amount recognized	(93)	(95)
Changes in plan assets and benefit obligations were recognized in accumulated other comprehensive income
Current year actuarial (gain) loss	12	(11)
Changes in benefit obligations were recognized in accumulated other comprehensive income	12	(11)
Components of the net pension expense (income) and postretirement benefit cost
Service cost	1	1	1
Interest cost	4	5	4
Amortization
Net periodic pension and postretirement benefit cost	$ 5	$ 6	$ 5