Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details

Basis of Presentation (Narrative) (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022	Feb. 28, 2022
Debt Instrument [Line Items]
Investments		$ 80		$ 77
Royalty fee
Debt Instrument [Line Items]
Revenue		$ 44	$ 34
Disposed of by Sale
Debt Instrument [Line Items]
Assets held for sale					$ 13
Gain on write down of assets held for sale			2
Amount of consideration received	$ 15
Restructuring and other related charges			$ 7