Commitments and Contingencies - Narrative (Details) - 281 months ended Mar. 31, 2023 € in Millions, $ in Millions	USD ($)	EUR (€)	USD ($)
Loss Contingencies [Line Items]
Unrecorded unconditional purchase obligations			$ 4,200
Unrecorded Unconditional Purchase Obligation, to be Paid, Remainder of Fiscal Year			532
Unrecorded Unconditional Purchase Obligation, to be Paid, Year One			675
Unrecorded Unconditional Purchase Obligation, to be Paid, Year Two			549
Unrecorded Unconditional Purchase Obligation, to be Paid, Year Three			419
Unrecorded Unconditional Purchase Obligation, to be Paid, Year Four			$ 341
Indemnification Agreements Hoechst
Loss Contingencies [Line Items]
Number of divestiture agreements		19	19
Indemnification amount | €		€ 250
Indemnification ceiling amount | €		€ 750
Indemnification percentage exceeding ceiling amount		33.33%	33.33%
Loss contingency accrual, carrying value, payments	$ 108
Indemnification percentage, other		33.33%	33.33%
Divestiture Agreements
Loss Contingencies [Line Items]
Guarantor obligations, maximum exposure			$ 126