Intangible Assets (Tables)

12 Months Ended

Sep. 30, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Components of Intangible Assets

Intangible assets at September 30 consisted of:

	2023						2022
(Millions of dollars)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Amortized intangible assets
Developed technology	$	15,080	$	(7,023)	$	8,058	$	15,087	$	(5,979)	$	9,108
Customer relationships	4,859		(2,521)		2,338		4,853		(2,170)		2,683
Patents, trademarks and other	1,130		(624)		505		1,046		(574)		473
Amortized intangible assets	$	21,069	$	(10,168)	$	10,901	$	20,987	$	(8,723)	$	12,264
Unamortized intangible assets
Acquired in-process research and development	$	44					$	44
Trademarks	2						2
Unamortized intangible assets	$	46					$	46

Reconciliation of Goodwill by Business Segment

The following is a reconciliation of goodwill by business segment:

(Millions of dollars)	Medical		Life Sciences		Interventional		Total
Goodwill as of September 30, 2021	$	10,240	$	836	$	12,810	$	23,886
Acquisitions (a)	814		71		188		1,073
Purchase price allocation adjustments	1		—		(2)		(1)
Currency translation	(145)		(20)		(171)		(337)
Goodwill as of September 30, 2022	$	10,909	$	888	$	12,824	$	24,621
Divestitures and related adjustments (b)	—		—		(218)		(218)
Purchase price allocation adjustments (c)	13		—		—		13
Currency translation	33		9		64		105
Goodwill as of September 30, 2023	$	10,955	$	897	$	12,670	$	24,522

(a)Primarily represents goodwill recognized in the Medical segment upon the Company's acquisition of Parata, which is further discussed in Note 11. Also includes goodwill recognized relative to certain acquisitions which were not material individually or in the aggregate.

(b)Represents goodwill derecognized upon the Company’s sale of its Surgical Instrumentation platform, as further discussed in Note 2.

(c)The purchase price allocation adjustments were primarily driven by an adjustment to tax-related balances recorded upon the finalization of the Parata acquisition allocation within one year of the transaction's closing.