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Goodwill - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Goodwill [Line Items]
Goodwill impairment	$ 700	$ 745	$ 700	$ 745
Tevas North America Europe Medis and Tevas API [Member]
Goodwill [Line Items]
Reporting unit percentage of fair value in excess of carrying amount	10.00%		10.00%
Tevas International Market [Member]
Goodwill [Line Items]
Reporting unit percentage of fair value in excess of carrying amount	3.00%		3.00%
Tevas International Market [Member] | Measurement Input Terminal Growth Rate [Member]
Goodwill [Line Items]
Reporting unit percentage of fair value in excess of carrying amount	1.56%		1.56%
Tevas International Market [Member] | Measurement Input, Discount Rate [Member]
Goodwill [Line Items]
Reporting unit percentage of fair value in excess of carrying amount	9.96%		9.96%
Tevas Europe Reporting Unit [Member]
Goodwill [Line Items]
Reporting unit percentage of fair value in excess of carrying amount	1.00%	9.00%	1.00%	9.00%
Maximum [Member] | Tevas International Market [Member] | Measurement Input Terminal Growth Rate [Member]
Goodwill [Line Items]
Reporting unit percentage of fair value in excess of carrying amount	1.31%		1.31%
Maximum [Member] | Tevas International Market [Member] | Measurement Input, Discount Rate [Member]
Goodwill [Line Items]
Reporting unit percentage of fair value in excess of carrying amount	10.21%		10.21%
Minimum [Member] | Tevas International Market [Member] | Measurement Input Terminal Growth Rate [Member]
Goodwill [Line Items]
Reporting unit percentage of fair value in excess of carrying amount	0.25%		0.25%
Minimum [Member] | Tevas International Market [Member] | Measurement Input, Discount Rate [Member]
Goodwill [Line Items]
Reporting unit percentage of fair value in excess of carrying amount	0.25%		0.25%

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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