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v3.20.4

Financial expenses, net - Schedule of Financial Expenses (Parenthetical) (Detail) $ in Millions | Dec. 31, 2018 USD ($)
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Expenses [Line Items] |
Payment for redemption of senior notes | $ 46

X
- Definition Expenses [Line Items] + References No definition available. + Details
Name: | teva_ExpensesLineItems
Namespace Prefix: | teva_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Payment for redemption of senior notes. + References No definition available. + Details
Name: | teva_PaymentForRedemptionOfSeniorNotes
Namespace Prefix: | teva_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant