Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Revenue	$ 1,177	$ 1,279	$ 2,402	$ 2,521
Costs, expenses and other:
Cost of sales	484	551	993	1,120
Research and development	82	94	163	183
Marketing, selling and administrative	343	385	663	733
Amortization of intangible assets	133	129	270	276
Asset impairment, restructuring and other special charges	86	299	132	407
Interest expense, net of capitalized interest	67	60	119	121
Other (income) expense, net	0	(3)	9	(3)
Costs, expenses and other	1,195	1,515	2,349	2,837
Income (loss) before income taxes	(18)	(236)	53	(316)
Income tax expense (benefit)	4	(26)	27	(45)
Net income (loss)	$ (22)	$ (210)	$ 26	$ (271)
Earnings (loss) per share:
Basic (usd per share)	$ (0.04)	$ (0.43)	$ 0.05	$ (0.56)
Diluted (usd per share)	$ (0.04)	$ (0.43)	$ 0.05	$ (0.56)
Weighted average shares outstanding:
Basic (in shares)	488.4	487.3	488.2	487.0
Diluted (in shares)	488.4	487.3	492.1	487.0