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Commitments and Contingencies (Detail) $ in Millions		3 Months Ended	12 Months Ended
	May 02, 2025 USD ($)	Dec. 31, 2024 USD ($)	Sep. 30, 2025 USD ($) plaintiff claim lawsuit	Sep. 30, 2024 USD ($) claim	Sep. 30, 2023 USD ($)	May 06, 2025 USD ($)
Loss Contingencies [Line Items]
Aggregate future purchase commitments			$ 1,751
Loss contingency accrual			1,800	$ 1,900
Loss contingency, loss in period			$ 297
SEC Matter
Loss Contingencies [Line Items]
Payments for Legal Settlements		$ 175
Covington, Georgia EtO Litigation
Loss Contingencies [Line Items]
Number of EtO sterilization lawsuits | lawsuit			405
Number of plaintiffs | plaintiff			415
Number of lawsuits, allege injury from unrelated defendants | lawsuit			50
Covington, Georgia EtO Litigation, Walker
Loss Contingencies [Line Items]
Loss contingency accrual			$ 0
Compensatory Damages | Covington, Georgia EtO Litigation, Walker
Loss Contingencies [Line Items]
Loss Contingency, Damages Awarded, Value	$ 20
Punitive Damages | Covington, Georgia EtO Litigation, Walker
Loss Contingencies [Line Items]
Loss Contingency, Damages Finding, Value						$ 50
Pyxis
Loss Contingencies [Line Items]
Loss Contingency Accrual, Product Liability, Net			98
Loss contingency, loss in period			98
Other Operating Income (Expense)
Loss Contingencies [Line Items]
Loss contingency, loss in period			$ 297	$ 218	$ 58
HerniaProductClaims
Loss Contingencies [Line Items]
Loss contingency, pending claims, number | claim			6,905	6,610
ImplantablePortProductClaims
Loss Contingencies [Line Items]
Loss contingency, pending claims, number | claim			2,380

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