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Derivative instruments and hedging activities - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Derivative [Line Items] |  |
Revenues other than USD | 50.00% |
Teva other comprehensive loss | $ 493 |
Derivative, Loss, Statement of Income or Comprehensive Income [Extensible Enumeration] | Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest |
Forward starting interest rate swaps and treasury lock agreements losses | $ 11 | $ 7
Derivative, Gain on Derivative | $ 6 | $ 19
Derivative, Gain, Statement of Income or Comprehensive Income [Extensible Enumeration] | Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest |

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- Definition Amount of increase in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + Details
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- Definition Amount of decrease in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + Details
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