Utility Regulatory Assets and Liabilities and Regulatory Matters (Tables)

12 Months Ended

Sep. 30, 2023

Regulated Operations [Abstract]

Schedule of Regulatory Assets

The following regulatory assets and liabilities associated with our Utilities reportable segment are included in our Consolidated Balance Sheets at September 30:

	2023		2022
Regulatory assets (a):
Income taxes recoverable	$	94	$	83
Underfunded pension plans	111		114
Environmental costs	28		37
Deferred fuel and power costs	27		32
Removal costs, net	23		22
Other	64		52
Total regulatory assets	$	347	$	340
Regulatory liabilities (a):
Postretirement benefits	$	12	$	11
Deferred fuel and power refunds	55		3
State income tax benefits — distribution system repairs	43		38
Excess federal deferred income taxes	254		279
Other	2		4
Total regulatory liabilities	$	366	$	335

(a)    Current regulatory assets are recorded in “Other current assets” on the Consolidated Balance Sheets. Regulatory liabilities are recorded in “Other current liabilities” and “Other noncurrent liabilities” on the Consolidated Balance Sheets.

Schedule of Regulatory Liabilities

The following regulatory assets and liabilities associated with our Utilities reportable segment are included in our Consolidated Balance Sheets at September 30:

	2023		2022
Regulatory assets (a):
Income taxes recoverable	$	94	$	83
Underfunded pension plans	111		114
Environmental costs	28		37
Deferred fuel and power costs	27		32
Removal costs, net	23		22
Other	64		52
Total regulatory assets	$	347	$	340
Regulatory liabilities (a):
Postretirement benefits	$	12	$	11
Deferred fuel and power refunds	55		3
State income tax benefits — distribution system repairs	43		38
Excess federal deferred income taxes	254		279
Other	2		4
Total regulatory liabilities	$	366	$	335

(a)    Current regulatory assets are recorded in “Other current assets” on the Consolidated Balance Sheets. Regulatory liabilities are recorded in “Other current liabilities” and “Other noncurrent liabilities” on the Consolidated Balance Sheets.