Business Restructuring Charges (Tables)

6 Months Ended

Mar. 31, 2018

Restructuring and Related Activities [Abstract]

Summary of Restructuring Accrual Activity

Restructuring liability activity for the six months ended March 31, 2018 was as follows:

(Millions of dollars)	Employee Termination						Other						Total
	Bard			CareFusion/Other Initiatives			Bard (a)			CareFusion/Other Initiatives			Bard			CareFusion/Other Initiatives
Balance at September 30, 2017	$	—		$	49		$	—		$	6		$	—		$	55
Charged to expense	161			24			55			15			216			39
Cash payments	(41		)	(45		)	—			(16		)	(41		)	(61		)
Non-cash settlements	—			—			(55		)	—			(55		)	—
Other adjustments	—			—			—			1			—			1
Balance at March 31, 2018	$	120		$	28		—			$	6		$	120		$	34

(a) Represents the cost associated with the conversion of certain pre-acquisition equity awards of Bard to BD equity awards, partially offset by a gain on the sale of the Company's soft tissue core needle biopsy product line which was recorded in the second quarter of fiscal year 2018.