Utility Regulatory Assets and Liabilities and Regulatory Matters (Tables)

12 Months Ended

Sep. 30, 2024

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:

	2024		2023
Regulatory assets (a):
Income taxes recoverable	$	105	$	94
Underfunded pension plans	106		111
Environmental costs	28		28
Deferred fuel and power costs	—		27
Removal costs, net	28		23
Other	52		64
Total regulatory assets	$	319	$	347
Regulatory liabilities (a):
Postretirement benefits	$	13	$	12
Deferred fuel and power refunds	17		55
State income tax benefits — distribution system repairs	44		43
Excess federal deferred income taxes	247		254
Other	8		2
Total regulatory liabilities	$	329	$	366

(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:

	2024		2023
Regulatory assets (a):
Income taxes recoverable	$	105	$	94
Underfunded pension plans	106		111
Environmental costs	28		28
Deferred fuel and power costs	—		27
Removal costs, net	28		23
Other	52		64
Total regulatory assets	$	319	$	347
Regulatory liabilities (a):
Postretirement benefits	$	13	$	12
Deferred fuel and power refunds	17		55
State income tax benefits — distribution system repairs	44		43
Excess federal deferred income taxes	247		254
Other	8		2
Total regulatory liabilities	$	329	$	366

(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.