Legal Proceedings (Details) $ in Millions		1 Months Ended						12 Months Ended
	Jan. 20, 2020 USD ($)	Oct. 31, 2021 USD ($)	Jun. 30, 2021 USD ($)	Jun. 28, 2020 USD ($)	Jan. 31, 2020 USD ($)	Oct. 31, 2019 USD ($)	Jul. 31, 2018 USD ($)	Dec. 29, 2019 USD ($)	Feb. 28, 2022 cases	Jan. 02, 2022 claimant	Sep. 30, 2021 cases	May 31, 2021 claimant cases	Oct. 31, 2020 USD ($)	Apr. 30, 2015 claim
ASR
Legal Proceeding (Textuals)
Product liability contingency, number of claimants										250
Pinnacle Acetabular Cup System
Legal Proceeding (Textuals)
Product liability contingency, number of claimants										5,300
Pelvic Meshes
Legal Proceeding (Textuals)
Product liability contingency, number of claimants										10,100
Risperdal
Legal Proceeding (Textuals)
Product liability contingency, number of claimants										8,800
XARELTO
Legal Proceeding (Textuals)
Product liability contingency, number of claimants										5,500
Talc
Legal Proceeding (Textuals)
Product liability contingency, number of claimants										40,400
Invokana
Legal Proceeding (Textuals)
Product liability contingency, number of claimants										100
Physiomesh
Legal Proceeding (Textuals)
Product liability contingency, number of claimants										4,700
Opioid
Legal Proceeding (Textuals)
Product liability contingency, number of claimants										3,400
Contact Lenses
Legal Proceeding (Textuals)
Number of pending claims | claim														30
Settled Litigation | Opioid
Legal Proceeding (Textuals)
Damages awarded | $		$ 5,000.0	$ 5,000.0
Damages awarded, including settlement for related issues, reimbursement for legal fees, and removal from related claims | $		297.0	263.0
Judicial Ruling
Legal Proceeding (Textuals)
Damages awarded | $					$ 6.8	$ 8,000.0
Pending Litigation
Legal Proceeding (Textuals)
Loss contingency, estimate of possible loss | $						$ 4,000.0							$ 5,000.0
Loss contingency, estimate of additional possible loss | $													$ 1,000.0
Pending Litigation | Physiomesh
Legal Proceeding (Textuals)
Number of pending claims | cases												3,600
Product liability contingency, number of claimants												4,300
Number of claims within settlement agreement | cases											3,729
Pending Litigation | Physiomesh | Subsequent Event
Legal Proceeding (Textuals)
Number of pending claims | cases									90
Pending Litigation | Opioid | State Level Jurisdiction
Legal Proceeding (Textuals)
Product liability contingency, number of claimants										380
Pending Litigation | Opioid | Federal Level Jurisdiction
Legal Proceeding (Textuals)
Product liability contingency, number of claimants										3,000
DePuy ASR U.S. | Settled Litigation
Legal Proceeding (Textuals)
Number of patients in settlement										10,000
Baby Powder | Talc
Legal Proceeding (Textuals)
Reserve established | $		$ 2,000.0
Baby Powder | Judicial Ruling | Damages from Product Defects
Legal Proceeding (Textuals)
Litigation contingency | $				$ 2,100.0			$ 4,700.0
Payments for legal settlements | $			$ 2,500.0
Oklahoma Attorney General vs. Johnson & Johnson and JPI | Settled Litigation
Legal Proceeding (Textuals)
Damages awarded | $								$ 465.0
Surgical Mesh Products Marketing | Judicial Ruling
Legal Proceeding (Textuals)
Damages awarded | $	$ 344.0