Supplemental Balance Sheet Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Allowance for doubtful accounts
Beginning balance	$ 90	$ 61	$ 81	$ 83
Net (credits) charges to expenses	(3)	8	6	(11)
Utilization of allowances	(4)	(2)	(4)	(5)
Ending balance	83	67	83	67
Trade accounts receivable, net
Accounts receivable	1,360		1,360		1,362
Less: allowance for doubtful accounts	(83)		(83)		(81)
Less: allowance for sales returns	(34)		(34)		(35)
Trade accounts receivable, net	1,243		1,243		1,246
Inventories
Finished goods	596		596		637
Work-in-process	78		78		71
Raw materials	224		224		223
Inventories	898		898		931
Property, plant and equipment, net
Land	111		111		111
Buildings and improvements	930		930		923
Equipment, furniture and fixtures	1,985		1,985		1,919
Capital in progress	196		196		230
Property, plant and equipment	3,222		3,222		3,183
Less: accumulated depreciation	1,590		1,590		1,513
Property, plant and equipment, net	1,632		1,632		1,670
Accrued expenses
Legal reserves	98		98		129
Payroll and related liabilities	415		415		466
Accrued contingent consideration	184		184		37
Other	628		628		695
Accrued expenses	1,325		1,325		1,327
Other long-term liabilities
Legal reserves	277		277		170
Accrued income taxes	1,136		1,136		1,095
Accrued contingent consideration	440		440		321
Other Long-Term Liabilities	387		387		422
Other long-term liabilities	2,240		2,240		2,008
Accrued warranties
Beginning Balance			30	43
Provision			2	7
Settlements/ reversals			(7)	(13)
Ending Balance	25	37	25	37
Supplemental Balance Sheet Information (Textuals) [Abstract]
Bad debt expense reversed				20
Depreciation expense	$ 68	$ 71	$ 135	$ 140