Debt Obligations - Schedule of Senior Notes and Loans (Detail) - USD ($) $ in Millions		9 Months Ended
		Sep. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Total senior notes		$ 19,533	$ 21,266
Less current maturities		(956)	(2,086)
Less debt issuance costs	[1]	(83)	(78)
Total senior notes and loans		18,495	19,103
Other Debentures [Member]
Debt Instrument [Line Items]
Total senior notes and loans		$ 1	1
Senior notes EUR 1,500 million [Member]
Debt Instrument [Line Items]
Interest rate		1.13%
Maturity		2024
Total senior notes		$ 663	670
Sustainability-linked senior notes EUR 1,500 million [Member]
Debt Instrument [Line Items]
Interest rate	[2],[3]	4.38%
Maturity	[2],[3]	2030
Total senior notes	[2],[3]	$ 1,586	1,606
Senior notes EUR 1,300 million [Member]
Debt Instrument [Line Items]
Interest rate	[4]	1.25%
Maturity	[4]	2023
Total senior notes	[4]	$ 0	633
Sustainability-linked senior notes EUR 1,100 million [Member]
Debt Instrument [Line Items]
Interest rate	[3],[5]	3.75%
Maturity	[3],[5]	2027
Total senior notes	[3],[5]	$ 1,163	1,177
Senior notes EUR 1,000 million [Member]
Debt Instrument [Line Items]
Interest rate	[6]	6.00%
Maturity	[6]	2025
Total senior notes	[6]	$ 434	1,070
Senior notes EUR 900 million [Member]
Debt Instrument [Line Items]
Interest rate	[6]	4.50%
Maturity	[6]	2025
Total senior notes	[6]	$ 525	963
Senior notes EUR 750 million [Member]
Debt Instrument [Line Items]
Interest rate		1.63%
Maturity		2028
Total senior notes		$ 789	800
Senior notes EUR 700 million [Member]
Debt Instrument [Line Items]
Interest rate		1.88%
Maturity		2027
Total senior notes		$ 739	748
Senior notes USD 3,500 million [Member]
Debt Instrument [Line Items]
Interest rate	[6]	3.15%
Maturity	[6]	2026
Total senior notes	[6]	$ 3,374	3,496
Senior notes USD 3,000 million [Member]
Debt Instrument [Line Items]
Interest rate	[6],[7]	2.80%
Maturity	[6],[7]	2023
Total senior notes	[6],[7]	$ 0	1,453
Senior notes USD 2,000 million [Member]
Debt Instrument [Line Items]
Interest rate		4.10%
Maturity		2046
Total senior notes		$ 1,986	1,986
Senior notes USD 1,250 million [Member]
Debt Instrument [Line Items]
Interest rate	[6]	6.00%
Maturity	[6]	2024
Total senior notes	[6]	$ 956	1,250
Senior notes USD 1,250 million [Member]
Debt Instrument [Line Items]
Interest rate		6.75%
Maturity		2028
Total senior notes		$ 1,250	1,250
Senior notes USD 1,000 million [Member]
Debt Instrument [Line Items]
Interest rate	[6]	7.13%
Maturity	[6]	2025
Total senior notes	[6]	$ 427	1,000
Sustainability-linked senior notes USD 1,000 million [Member]
Debt Instrument [Line Items]
Interest rate	[3],[5]	4.75%
Maturity	[3],[5]	2027
Total senior notes	[3],[5]	$ 1,000	1,000
Sustainability-linked senior notes USD 1,000 million [Member]
Debt Instrument [Line Items]
Interest rate	[2],[3]	5.13%
Maturity	[2],[3]	2029
Total senior notes	[2],[3]	$ 1,000	1,000
Senior notes USD 789 million [Member]
Debt Instrument [Line Items]
Interest rate		6.15%
Maturity		2036
Total senior notes		$ 783	783
Senior notes CHF 350 Million [Member]
Debt Instrument [Line Items]
Interest rate		1.00%
Maturity		2025
Total senior notes		$ 383	382
Sustainability-linked senior notes USD 500 million [Member]
Debt Instrument [Line Items]
Interest rate	[3],[8]	8.13%
Maturity	[3],[8]	2031
Total senior notes	[3],[8]	$ 500	0
Sustainability-linked senior notes USD 600 million [Member]
Debt Instrument [Line Items]
Interest rate	[3],[9]	7.88%
Maturity	[3],[9]	2029
Total senior notes	[3],[9]	$ 600	0
Sustainability-linked senior notes EUR 500 million [Member]
Debt Instrument [Line Items]
Interest rate	[3],[10]	7.88%
Maturity	[3],[10]	2031
Total senior notes	[3],[10]	$ 529	0
Sustainability-linked senior notes EUR 800 million [Member]
Debt Instrument [Line Items]
Interest rate	[3],[11]	7.38%
Maturity	[3],[11]	2029
Total senior notes	[3],[11]	$ 846	$ 0

[1] Debt issuance costs as of September 30, 2023 include $26 million in connection with the issuance of the sustainability-linked senior notes in March 2023, partially offset by $6 million acceleration of issuance costs related to the cash tender offer.

[2] If Teva fails to achieve certain sustainability performance targets, the interest rate shall increase by 0.125%-0.375% per annum, from and including May 9, 2026.

[3] Interest rate adjustments and a potential one-time premium payment related to the sustainability-linked bonds are treated as bifurcated embedded derivatives. See note 8c.

[4] In March 2023, Teva repaid $646 million of its 1.25% senior notes at maturity.

[5] If Teva fails to achieve certain sustainability performance targets, a one-time premium payment of 0.15%-0.45% out of the principal amount will be paid at maturity or upon earlier redemption, if such redemption is on or after May 9, 2026.

[6] In March 2023, Teva consummated a cash tender offer and extinguished $631 million aggregate principal amount of its 1,000 million euro 6% senior notes due in 2025; $432 million aggregate principal amount of its 900 million euro 4.5% senior notes due in 2025; $574 million aggregate principal amount of its $1,000 million 7.13% senior notes due in 2025; $454 million aggregate principal amount of its $3,000 million 2.8% senior notes due in 2023; $293 million aggregate principal amount of its $1,250 million 6% senior notes due in 2024 and $122 million aggregate principal amount of its $3,500 million 3.15% senior notes due in 2026.

[7] In July 2023, Teva repaid $1,000 million of its 2.8% senior notes at maturity.

[8] In March 2023, Teva issued sustainability-linked senior notes in an aggregate principal amount of $500 million bearing 8.13% annual interest and due September 2031. If Teva fails to achieve certain sustainability performance targets, the interest rate shall increase by 0.100%-0.300% per annum, from and including September 15, 2026.

[9] In March 2023, Teva issued sustainability-linked senior notes in an aggregate principal amount of $600 million bearing 7.88% annual interest and due September 2029. If Teva fails to achieve certain sustainability performance targets, the interest rate shall increase by 0.100%-0.300% per annum, from and including September 15, 2026.

[10] In March 2023, Teva issued sustainability-linked senior notes in an aggregate principal amount of 500 million euro bearing 7.88% annual interest and due September 2031. If Teva fails to achieve certain sustainability performance targets, the interest rate shall increase by 0.100%-0.300% per annum, from and including September 15, 2026.

[11] In March 2023, Teva issued sustainability-linked senior notes in an aggregate principal amount of 800 million euro bearing 7.38% annual interest and due September 2029. If Teva fails to achieve certain sustainability performance targets, the interest rate shall increase by 0.100%-0.300% per annum, from and including September 15, 2026.