v3.26.1
Debt Obligations - Schedule of Senior Notes and Loans (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Feb. 28, 2026
Dec. 31, 2024
Debt Instrument [Line Items]      
Weighted average interest rate   0.25%  
Total senior notes $ 16,850   $ 17,821
Less current maturities (1,798)   (1,758)
Less debt issuance costs [1] (66)   (61)
Total senior notes and loans $ 14,986   16,002
Senior notes EUR 1,000 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [2] 6.00%    
Maturity [2] 2025    
Total senior notes [2] $ 0   429
Senior notes USD 1,000 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [3] 7.13%    
Maturity [3] 2025    
Total senior notes [3] $ 0   427
Senior notes EUR 900 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [4] 4.50%    
Maturity [4] 2025    
Total senior notes [4] $ 0   515
Senior notes CHF 350 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [5] 1.00%    
Maturity [5] 2025    
Total senior notes [5] $ 0   387
Senior notes USD 3,500 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [6] 3.15%    
Maturity [6] 2026    
Total senior notes [6] $ 1,798   3,374
Senior notes EUR 700 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate 1.88%    
Maturity 2027    
Total senior notes $ 823   730
Sustainability-linked senior notes USD 1,000 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [6],[7],[8] 4.75%    
Maturity [6],[7],[8] 2027    
Total senior notes [6],[7],[8] $ 649   1,000
Sustainability-linked senior notes EUR 1,100 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [7],[8] 3.75%    
Maturity [7],[8] 2027    
Total senior notes [7],[8] $ 1,292   1,144
Senior notes USD 1,250 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate 6.75%    
Maturity 2028    
Total senior notes $ 1,250   1,250
Senior notes EUR 750 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate 1.63%    
Maturity 2028    
Total senior notes $ 880   778
Sustainability-linked senior notes USD 1,000 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [8],[9] 5.13%    
Maturity [8],[9] 2029    
Total senior notes [8],[9] $ 1,000   1,000
Sustainability-linked senior notes USD 600 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [6],[8],[10] 7.88%    
Maturity [6],[8],[10] 2029    
Total senior notes [6],[8],[10] $ 398   600
Sustainability-linked senior notes EUR 800 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [6],[8],[10] 7.38%    
Maturity [6],[8],[10] 2029    
Total senior notes [6],[8],[10] $ 779   835
Sustainability-linked senior notes EUR 1,500 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [8],[9] 4.38%    
Maturity [8],[9] 2030    
Total senior notes [8],[9] $ 1,762   1,562
Senior notes USD 700 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [11] 5.75%    
Maturity [11] 2030    
Total senior notes [11] $ 696    
Sustainability-linked senior notes USD 500 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [8],[10] 8.13%    
Maturity [8],[10] 2031    
Total senior notes [8],[10] $ 500   500
Sustainability-linked senior notes EUR 500 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [8],[10] 7.88%    
Maturity [8],[10] 2031    
Total senior notes [8],[10] $ 587   521
Senior notes EUR 1000 Million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [12] 4.13%    
Maturity [12] 2031    
Total senior notes [12] $ 1,168    
Senior notes USD 500 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate [13] 6.00%    
Maturity [13] 2032    
Total senior notes [13] $ 496    
Senior notes USD 789 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate 6.15%    
Maturity 2036    
Total senior notes $ 784   783
Senior notes USD 2,000 million [Member]      
Debt Instrument [Line Items]      
Weighted average interest rate 4.10%    
Maturity 2046    
Total senior notes $ 1,988   $ 1,986
[1] Debt issuance costs as of December 31, 2025 include $20 million in connection with the issuance of the senior notes in May 2025, partially offset by $6 million acceleration of issuance costs related to the cash tender offer.
[2] In January 2025, Teva repaid $426 million of the 6.00% senior notes due 2025 at maturity.
[3] In January 2025, Teva repaid $427 million of the 7.13% senior notes due 2025 at maturity.
[4] In March 2025, Teva repaid $515 million of the 4.50% senior notes due 2025 at maturity.
[5] In July 2025, Teva repaid $444 million of the 1% senior notes due 2025 at maturity.
[6] In June 2025, Teva consummated a cash tender offer and extinguished $1,579 million aggregate principal amount of its 3.15% senior notes due 2026; $351 million aggregate principal amount of its 4.75% senior notes due 2027; $202 million aggregate principal amount of its 7.88% senior notes due in 2029; and $157 million aggregate principal amount of its 7.38% senior notes due in 2029. The extinguishment resulted in a loss of $10 million which was recorded under financial expenses, net.
[7] 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.
[8] Interest rate adjustments and a potential one-time premium payment related to the sustainability-linked bonds are treated as bifurcated embedded derivatives. See note 10c.
[9] 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.
[10] 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 May 2025, Teva issued senior notes in an aggregate principal amount of $700 million bearing 5.75% annual interest and due December 2030.
[12] In May 2025, Teva issued senior notes in an aggregate principal amount of €1,000 million bearing 4.125% annual interest and due June 2031.
[13] In May 2025, Teva issued senior notes in an aggregate principal amount of $500 million bearing 6.00% annual interest and due December 2032.