Supplementary Information (Tables)

12 Months Ended

Dec. 31, 2024

Segment Reporting [Abstract]

Cash Paid (Refunded) for Interest and Income Taxes

Cash paid for interest and income taxes was as follows:

(Stated in millions)
	2024		2023		2022
Interest	$	510	$	503	$	562
Income taxes	$	1,140	$	1,064	$	716

Interest and Other Income, Net

Interest and other income, net includes the following:

(Stated in millions)
	2024		2023		2022
Earnings of equity method investments	$	182	$	206	$	164
Interest income		174		100		99
Gain on sale of investment *		24		-		-
Gain on sale of Liberty shares *		-		36		325
Loss on Blue Chip Swap transactions *		-		-		(139	)
Gain on ADC equity investment *		-		-		107
Gain on sale of real estate *		-		-		43
Gain on repurchase of bonds *		-		-		11
	$	380	$	342	$	610

* See Note 3 – Charges and Credits

Components of Depreciation and Amortization Expense

The components of depreciation and amortization expense were as follows:

(Stated in millions)
	2024	2023	2022
Depreciation of fixed assets	$1,551	$1,445	$1,368
Amortization of APS investments	481	410	368
Amortization of intangible assets	334	314	301
Amortization of exploration data costs	153	143	110
	$2,519	$2,312	$2,147

Change in Allowance for Doubtful Accounts

The change in Allowance for doubtful accounts was as follows:

(Stated in millions)
	2024			2023			2022
Balance at beginning of year	$	337		$	340		$	319
Additions		6			18			54
Amounts written off		(18	)		(21	)		(33	)
Balance at end of year	$	325		$	337		$	340

Summary of Other Assets

Other Assets consist of the following:

(Stated in millions)
	2024		2023
Investments in APS projects	$	2,083	$	2,111
Pension and other postretirement plan assets		472		629
Operating lease assets		702		718
Exploration data costs capitalized		196		151
Fair value of hedge contracts		14		65
Other		299		378
	$	3,766	$	4,052

Accounts Payable and Accrued Liabilities

Accounts payable and accrued liabilities consist of the following:

(Stated in millions)
	2024		2023
Trade	$	4,230	$	4,613
Payroll, vacation, and employee benefits		1,475		1,625
Billings and cash collections in excess of revenue		2,007		1,996
Other		2,663		2,670
	$	10,375	$	10,904