Business Restructuring Charges (Tables)

12 Months Ended

Sep. 30, 2022

Restructuring and Related Activities [Abstract]

Summary of Restructuring Accrual Activity

Restructuring liability activity in 2022, 2021 and 2020 was as follows:

(Millions of dollars)	Employee Termination (a)		Other (a)(b)		Total (a)
Balance at September 30, 2019	$	53	$	4	$	57
Charged to expense	20		65		84
Cash payments	(41)		(39)		(80)
Non-cash settlements	—		(26)		(26)
Balance at September 30, 2020	$	32	$	4	$	36
Charged to expense	14		30		44
Cash payments	(31)		(25)		(56)
Non-cash settlements	—		(4)		(4)
Balance at September 30, 2021	$	14	$	5	$	19
Charged to expense	21		103		123
Cash payments	(11)		(71)		(82)
Non-cash settlements	—		(25)		(25)
Other adjustments	—		(1)		(1)
Balance at September 30, 2022	$	24	$	11	$	35

(a)Restructuring costs in 2022, 2021 and 2020 included expenses primarily related to simplification and other cost saving initiatives. Restructuring costs in 2021 and 2020 also included expenses related to the acquisition of Bard in fiscal year 2018.

(b)Expenses in 2020 largely represented the costs associated with the conversion of certain pre-acquisition equity awards of Bard which, to encourage post-acquisition employee retention, were converted to BD equity awards with substantially the same terms and conditions as were applicable under such Bard awards immediately prior to the acquisition date.