RESTATEMENT OF PREVIOUSLY ISSUED CONSOLIDATED FINANCIAL STATEMENTS - Consolidated Statement of Income (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended								6 Months Ended		12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Error Corrections and Prior Period Adjustments Restatement
Net sales	$ 3,039	$ 2,851	$ 2,834	$ 2,638	$ 2,833	$ 2,761	$ 2,813	$ 2,692	$ 5,472	$ 5,505	$ 11,362	$ 11,099	$ 10,584
Cost of sales			1,681	1,558	1,650		1,590	1,571	3,239	3,161	6,601	6,340	6,110
Gross margin	$ 1,298	$ 1,230	1,153	1,080	1,183	1,232	1,223	1,121	2,233	2,344	4,761	4,759	4,474
Selling, general and administrative expenses			641	601	627		676	633	1,242	1,309	2,535	2,620	2,627
Research and development expenses			166	129	175		172	141	295	313	595	654	615
Other operating income (expense), net											141	99	56
Operating income			350	383	391		377	434	733	811	1,772	1,584	1,288
Interest expense, net			20	18	11		11	12	38	23	71	45	55
Other (income) expense, net			4	(21)	(33)		(38)	(6)	(17)	(44)	731	(78)	133
Income from continuing operations before income taxes			326	386	413		404	428	712	832	970	1,617	1,100
Income tax expense (benefit)			13	44	102		63	46	57	109	(41)	65	491
Income from continuing operations			313	342	311		341	382	655	723	1,011	1,552	609
Loss from discontinued operations, net of tax					(6)	$ 0	0	0		0	0	(6)	(7)
Net income			$ 313	$ 342	$ 305		$ 341	$ 382	$ 655	$ 723	$ 1,011	$ 1,546	$ 602
Earnings per share from continuing operations
Basic (in dollars per share)					$ 0.59	$ 0.97	$ 0.64	$ 0.71		$ 1.35	$ 1.97	$ 2.91	$ 1.12
Diluted (in dollars per share)					0.58	0.95	0.62	0.69		1.32	1.93	2.84	1.10
Loss per share from discontinued operations
Basic (in dollars per share)					(0.01)	0	0	0		0	0	(0.01)	(0.01)
Diluted (in dollars per share)					(0.01)	0	0	0		0	0	(0.01)	(0.02)
Earnings per share
Basic (in dollars per share)	$ (0.05)	$ 0.72	$ 0.61	$ 0.67	0.58	0.97	0.64	0.71	$ 1.28	1.35	1.97	2.90	1.11
Diluted (in dollars per share)	$ (0.05)	$ 0.71	$ 0.60	$ 0.66	$ 0.57	$ 0.95	$ 0.62	$ 0.69	$ 1.26	$ 1.32	$ 1.93	$ 2.83	$ 1.08
Weighted-average number of shares outstanding
Basic (in shares)			510	512	528		535	539	511	537	509	534	543
Diluted (in shares)			519	522	538		547	551	520	549	519	546	555
Translation of the Financial Position and Results of Operations of our Foreign Operations into U.S. Dollars
Error Corrections and Prior Period Adjustments Restatement
Selling, general and administrative expenses												$ 9	$ 56
As previously reported
Error Corrections and Prior Period Adjustments Restatement
Net sales			$ 2,840	$ 2,632	$ 2,841		$ 2,842	$ 2,677	$ 5,472	$ 5,519		11,127	10,561
Cost of sales			1,681	1,552	1,649		1,603	1,563	3,233	3,166		6,346	6,091
Gross margin			1,159	1,080	1,192		1,239	1,114	2,239	2,353		4,781	4,470
Selling, general and administrative expenses			642	600	629		681	622	1,242	1,303		2,617	2,566
Research and development expenses			166	129	175		174	140	295	314		655	613
Other operating income (expense), net												90	0
Operating income			355	384	398		384	432	739	816		1,599	1,291
Interest expense, net			20	18	11		11	12	38	23		45	55
Other (income) expense, net			(28)	(25)	(58)		(31)	(18)	(53)	(49)		(139)	19
Income from continuing operations before income taxes			363	391	445		404	438	754	842		1,693	1,217
Income tax expense (benefit)			20	44	91		61	49	64	110		63	493
Income from continuing operations			$ 343	$ 347	354		$ 343	$ 389	$ 690	$ 732		1,630	724
Loss from discontinued operations, net of tax					(6)							(6)	(7)
Net income					$ 348							$ 1,624	$ 717
Earnings per share from continuing operations
Basic (in dollars per share)					$ 0.67							$ 3.05	$ 1.33
Diluted (in dollars per share)					0.66							2.99	1.30
Loss per share from discontinued operations
Basic (in dollars per share)					(0.01)							(0.01)	(0.01)
Diluted (in dollars per share)					(0.01)							(0.02)	(0.01)
Earnings per share
Basic (in dollars per share)			$ 0.67	$ 0.68	0.66		$ 0.64	$ 0.72	$ 1.35	$ 1.36		3.04	1.32
Diluted (in dollars per share)			$ 0.66	$ 0.66	$ 0.65		$ 0.63	$ 0.71	$ 1.33	$ 1.33		$ 2.97	$ 1.29
Weighted-average number of shares outstanding
Basic (in shares)			510	512	528		535	539	511	537		534	543
Diluted (in shares)			519	522	538		547	551	520	549		546	555
Restatement impacts
Error Corrections and Prior Period Adjustments Restatement
Net sales			$ (6)	$ 6	$ (8)		$ (29)	$ 15	$ 0	$ (14)		$ (28)	$ 23
Cost of sales			0	6	1		(13)	8	6	(5)		(6)	19
Gross margin			(6)	0	(9)		(16)	7	(6)	(9)		(22)	4
Selling, general and administrative expenses			(1)	1	(2)		(5)	11	0	6		3	61
Research and development expenses			0	0	0		(2)	1	0	(1)		(1)	2
Other operating income (expense), net												9	56
Operating income			(5)	(1)	(7)		(7)	2	(6)	(5)		(15)	(3)
Interest expense, net			0	0	0		0	0	0	0		0	0
Other (income) expense, net			32	4	25		(7)	12	36	5		61	114
Income from continuing operations before income taxes			(37)	(5)	(32)		0	(10)	(42)	(10)		(76)	(117)
Income tax expense (benefit)			(7)	0	11		2	(3)	(7)	(1)		2	(2)
Income from continuing operations			$ (30)	$ (5)	(43)		$ (2)	$ (7)	$ (35)	$ (9)		(78)	(115)
Loss from discontinued operations, net of tax					0							0	0
Net income					$ (43)							$ (78)	$ (115)
Earnings per share from continuing operations
Basic (in dollars per share)					$ (0.08)							$ (0.14)	$ (0.21)
Diluted (in dollars per share)					(0.08)							(0.15)	(0.20)
Loss per share from discontinued operations
Basic (in dollars per share)					0							0	0
Diluted (in dollars per share)					0							0.01	(0.01)
Earnings per share
Basic (in dollars per share)			$ (0.06)	$ (0.01)	(0.08)		$ 0	$ (0.01)	$ (0.07)	$ (0.01)		(0.14)	(0.21)
Diluted (in dollars per share)			$ (0.06)	$ 0	$ (0.08)		$ (0.01)	$ (0.02)	$ (0.07)	$ (0.01)		$ (0.14)	$ (0.21)
Weighted-average number of shares outstanding
Basic (in shares)			0	0	0		0	0	0	0		0	0
Diluted (in shares)			0	0	0		0	0	0	0		0	0
Restatement impacts | Foreign Currency Denominated Monetary Assets and Liabilities
Error Corrections and Prior Period Adjustments Restatement
Other (income) expense, net			$ (26)	$ (5)	$ (26)			$ (9)	$ (31)	$ (9)		$ 64	$ 96
Income tax expense (benefit)			(5)		(5)			(3)	(4)	(3)
Restatement impacts | Equipment Leased to Customers under Operating Leases
Error Corrections and Prior Period Adjustments Restatement
Cost of sales			5	2	4		$ 2	1	7	3		11	8
Income tax expense (benefit)			(2)		(1)		(1)		(2)	(1)		(3)	3
Restatement impacts | Translation of the Financial Position and Results of Operations of our Foreign Operations into U.S. Dollars
Error Corrections and Prior Period Adjustments Restatement
Net sales			(6)	6	(8)		(29)	15		(14)		(28)	23
Cost of sales			(5)	4	(3)		(15)	7	(1)	(8)		(17)	11
Selling, general and administrative expenses			(1)	1	(2)		(7)	4		(3)		(6)	5
Research and development expenses							(2)	1		(1)		(1)	2
Other (income) expense, net							(1)			(1)		(2)	(1)
Income tax expense (benefit)							(1)			(1)		(2)	1
Restatement impacts | Income Statement Classification Of Transition Services Income
Error Corrections and Prior Period Adjustments Restatement
Selling, general and administrative expenses							2	7		9		9	56
Restatement impacts | Other Miscellaneous Adjustments to Income Statement
Error Corrections and Prior Period Adjustments Restatement
Income tax expense (benefit)												7
Restatement impacts | Foreign exchange contract | Foreign Currency Derivative Contracts
Error Corrections and Prior Period Adjustments Restatement
Other (income) expense, net			$ (6)	$ (1)	$ (1)		(8)	$ (3)	(5)	(5)		$ 5	$ 17
Income tax expense (benefit)							$ (4)		$ (1)	$ 4