Goodwill and Intangible Assets (Tables)

12 Months Ended

Sep. 30, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the Carrying Amount of Goodwill

Changes in the carrying amount of goodwill by reportable segment are as follows:

	AmeriGas Propane		UGI International		Midstream & Marketing		Utilities		Total
Balance September 30, 2021	$	2,004	$	993	$	336	$	437	$	3,770
Purchase accounting adjustments	—		—		—		(5)		(5)
Foreign currency translation	—		(153)		—		—		(153)
Balance September 30, 2022	2,004		840		336		432		3,612
Impairment of goodwill	(656)		—		—		—		(656)
Acquisitions	—		3		—		—		3
Foreign currency translation	—		68		—		—		68
Balance September 30, 2023	$	1,348	$	911	$	336	$	432	$	3,027

Schedule of Finite-Lived Intangible Assets

Intangible assets comprise the following at September 30:

	2023		2022
Customer relationships	$	977	$	1,006
Trademarks and tradenames	4		3
Noncompete agreements and other	26		71
Accumulated amortization	(602)		(621)
Intangible assets, net (definite-lived)	405		459
Trademarks and tradenames (indefinite-lived)	38		41
Total intangible assets, net	$	443	$	500

Schedule of Indefinite-Lived Intangible Assets

Intangible assets comprise the following at September 30:

	2023		2022
Customer relationships	$	977	$	1,006
Trademarks and tradenames	4		3
Noncompete agreements and other	26		71
Accumulated amortization	(602)		(621)
Intangible assets, net (definite-lived)	405		459
Trademarks and tradenames (indefinite-lived)	38		41
Total intangible assets, net	$	443	$	500