Supplemental Balance Sheet Information (Tables)

12 Months Ended

Dec. 31, 2020

Supplemental Balance Sheet Information [Abstract]

Trade accounts receivable, net [Table Text Block]

Trade accounts receivable, net

	As of December 31,
(in millions)	2020		2019
Trade accounts receivable	$	1,637	$	1,902
Allowance for credit losses	(105)		(74)
	$	1,531	$	1,828

The following is a rollforward of our Allowance for credit losses:

	Year Ended December 31,
(in millions)	2020		2019		2018
Beginning balance	$	74	$	68	$	68
Cumulative effect adjustment for adoption of ASU 2016-13	10		n/a		n/a
Credit loss expense	49		23		19
Write-offs	(27)		(17)		(19)
Ending balance	$	105	$	74	$	68

Note: Effective January 1, 2020, we adopted FASB ASC Topic 326 using the modified retrospective method, which requires that we recognize credit loss reserves when financial assets are established if credit losses are expected over the asset’s contractual life. Prior period amounts have not been restated and are presented in accordance with FASB ASC Topic 310. Please refer to Note R – New Accounting Pronouncements for additional information.

Schedule of Inventory, Current

Inventories

	As of December 31,
(in millions)	2020		2019
Finished goods	$	893	$	971
Work-in-process	109		192
Raw materials	349		416
	$	1,351	$	1,579

Schedule of Other Current Assets [Table Text Block]

Other current assets

	As of December 31,
(in millions)	2020		2019
Restricted cash and restricted cash equivalents	$	208	$	346
Derivative assets	133		105
Licensing arrangements	148		186
Other	263		243
	$	751	$	880

Property, plant and equipment, net [Table Text Block]

Property, plant and equipment, net

	As of December 31,
(in millions)	2020		2019
Land	$	104	$	117
Buildings and improvements	1,292		1,198
Equipment, furniture and fixtures	3,465		3,411
Capital in progress	446		442
	5,308		5,169
Less: accumulated depreciation	3,224		3,089
	$	2,084	$	2,079

Schedule of Other Assets [Table Text Block]

Other long-term assets

	As of December 31,
(in millions)	2020		2019
Restricted cash equivalents	$	52	$	43
Operating lease right-of-use assets	458		336
Derivative assets	109		216
Investments	918		458
Licensing arrangements	218		332
Other	166		144
	$	1,921	$	1,529

Schedule of Accrued Liabilities [Table Text Block]

Accrued expenses

	As of December 31,
(in millions)	2020		2019
Legal reserves	$	505	$	470
Payroll and related liabilities	681		708
Rebates	331		298
Contingent consideration	26		56
Other	656		576
	$	2,197	$	2,109

Other Current Liabilities [Table Text Block]

Other current liabilities

	As of December 31,
(in millions)	2020		2019
Deferred revenue	$	138	$	144
Licensing arrangements	153		197
Taxes payable	158		265
Liabilities held for sale	200		—
Other	307		195
	$	958	$	800

Other long-term liabilities [Table Text Block]

Other long-term liabilities

	As of December 31,
(in millions)	2020		2019
Accrued income taxes	$	547	$	667
Legal reserves	64		227
Contingent consideration	171		299
Licensing arrangements	253		374
Operating lease liabilities	401		276
Deferred revenue	257		257
Other	615		535
	$	2,309	$	2,635