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 after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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Intangibles, Net - Additional Information (Detail)	3 Months Ended	12 Months Ended
Intangibles, Net - Additional Information (Detail)	Mar. 31, 2020 USD ($)	Dec. 31, 2021 USD ($) ReportingUnit	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Finite Lived Intangible Assets [Line Items]
Number of reporting units \| ReportingUnit		4
Identified intangible assets		$ 9,000,000	$ 0
Amortization Of Intangible Assets		$ 2,000,000	4,000,000	$ 19,000,000
Maximum [Member]
Finite Lived Intangible Assets [Line Items]
Identified intangible assets			1,000,000
United States [Member]
Finite Lived Intangible Assets [Line Items]
Impairment of intangible assets	$ 62,000,000			$ 34,000,000
International [Member]
Finite Lived Intangible Assets [Line Items]
Impairment of intangible assets			$ 22,000,000