The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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Intangible Assets - Amortization expense (Details) - USD ($) $ in Millions		12 Months Ended
	Jul. 01, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Intangible Assets
Amortization expense		$ 27	$ 30	$ 29
Indefinite-lived intangible assets impairment	$ 0
Intangible asset amortization expense for the next five years
2022		27
2023		26
2024		26
2025		26
2026		$ 25