Restructuring of Operations - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011 Person	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008
Restructuring Cost and Reserve [Line Items]
Work force reductions	1,200
Restructuring charges	$ 87	$ 73	$ 118
Estimated reduction of employees over the next two years	1,300
Restructuring accruals	33	28	29	65
Corporate and functional area positions
Restructuring Cost and Reserve [Line Items]
Work force reductions	200
Manufacturing positions
Restructuring Cost and Reserve [Line Items]
Work force reductions	1,000
LVD
Restructuring Cost and Reserve [Line Items]
Lease termination costs	20
Employee Termination Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring charges	35	42	83
Restructuring accruals	30	24	26	55
Exit Costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges	45	22	17
Restructuring accruals	3	4	3	10
Accelerated Depreciation/Impairment
Restructuring Cost and Reserve [Line Items]
Restructuring charges	2	9	18
Pension Cost
Restructuring Cost and Reserve [Line Items]
Restructuring charges	5
Fiscal Year 2012
Restructuring Cost and Reserve [Line Items]
Restructuring accruals	21
There After
Restructuring Cost and Reserve [Line Items]
Restructuring accruals	$ 12