Commitments and Contingencies (Details) $ in Millions				1 Months Ended	9 Months Ended
	Mar. 01, 2017 claim	Dec. 14, 2011 patent	Jun. 29, 2007	Jul. 31, 2015 USD ($) claim	Jan. 27, 2017 USD ($) claim landfill	Apr. 29, 2016 USD ($)	Apr. 26, 2013 USD ($)
Loss Contingencies [Line Items]
Accrued certain litigation charges | $					$ 1,200	$ 1,000
Covidien plc [Member]
Loss Contingencies [Line Items]
Tax sharing percentage, parent			42.00%
Tax sharing percentage, former parent			27.00%
Tax sharing percentage, former affiliate			31.00%
Orrington, Maine chemical manufacturing facility [Member]
Loss Contingencies [Line Items]
Number of landfills requiring removal | landfill					2
Number of landfills requiring capping | landfill					3
Indemnification agreement [Member] | Covidien plc [Member] | Tax Years Prior To 2013 [Member]
Loss Contingencies [Line Items]
Maximum potential loss for tax indemnification | $							$ 200
INFUSE [Member] | Product liability litigation [Member]
Loss Contingencies [Line Items]
Number of pending claims | claim					6,000
INFUSE [Member] | Product liability litigation [Member] | Subsequent Event [Member]
Loss Contingencies [Line Items]
Number of claims settled | claim	4,300
Pelvic mesh [Member] | Product liability litigation [Member]
Loss Contingencies [Line Items]
Number of pending claims | claim					15,800
Number of claims settled | claim				11,000
Settlement receivable | $				$ 121
Pelvic mesh [Member] | Product liability litigation [Member] | Subsequent Event [Member]
Loss Contingencies [Line Items]
Number of claims settled | claim	11,300
Ethicon [Member]
Loss Contingencies [Line Items]
Patents infringed | patent		1
Minimum [Member] | Penobscot River and Bay remediation [Member]
Loss Contingencies [Line Items]
Cost estimate for potential remediation | $					$ 25
Maximum [Member] | Penobscot River and Bay remediation [Member]
Loss Contingencies [Line Items]
Cost estimate for potential remediation | $					$ 235