Revenues (Tables)

12 Months Ended

Dec. 31, 2023

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

	Year Ended December 31,
(Dollars in millions)	2023		2022		2021
Revenue by Geographic Areas:
North America (a)	$	1,068	$	1,104	$	896
International	4,067		3,227		2,749
Latin America	1,387		1,062		814
Europe/Sub-Sahara Africa/Russia	865		764		737
Middle East/North Africa/Asia	1,815		1,401		1,198
Total Revenue	$	5,135	$	4,331	$	3,645

(a) North America consists of the U.S. and Canada.

Schedule of Contract with Customer, Asset and Liability

The following table summarizes these balances as of December 31, 2023, and December 31, 2022:

	December 31,
(Dollars in millions)	2023		2022
Receivables for Product and Services in Accounts Receivable, Net	$	1,182	$	954
Receivables for Equipment Rentals in Account Receivable, Net	$	34	$	35
Accounts Receivable, Net of Allowance for Credit Losses of $16 at December 31, 2023 and $26 at December 31, 2022 (a)	$	1,216	$	989
Contract Assets in Other Current Assets	$	61	$	39
Contract Assets in Other Non-Current Assets	$	24	$	21
Contract Liabilities in Other Current Liabilities	$	58	$	54
Contract Liabilities in Other Non-Current Liabilities	$	5	$	—

(a)The change in allowance for credit losses includes charges offset primarily by recoveries and write-offs. The credit loss charges were $9 million, $10 million and $30 million during 2023, 2022 and 2021, respectively. Offsets to allowance for credit losses were primarily recoveries and write-offs of $19 million, $15 million and $31 million during 2023, 2022 and 2021, respectively.