Revenues (Tables)

12 Months Ended

Dec. 31, 2022

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

	Year Ended December 31,
(Dollars in millions)	2022		2021		2020
Revenues by Geographic Areas:
North America (a)	$	1,104	$	896	$	889
Latin America	1,062		814		697
Europe/Sub-Sahara Africa/Russia	764		737		747
Middle East/North Africa/Asia	1,401		1,198		1,352
Total Revenues	$	4,331	$	3,645	$	3,685

Schedule of Contract with Customer, Asset and Liability

The following table summarizes these balances as of December 31, 2022 and December 31, 2021:

	December 31,
(Dollars in millions)	2022		2021
Receivables for Product and Services in Accounts Receivable, Net	$	954	$	795
Receivables for Equipment Rentals in Account Receivable, Net	$	35	$	30
Accounts Receivable, Net of Allowance for Credit Losses of $26 at December 31, 2022 and $31 at December 31, 2021 (a)	$	989	$	825
Contract Assets in Other Current Assets	$	39	$	47
Contract Assets in Other Non-Current Assets	$	21	$	14
Contract Liabilities in Other Current Liabilities (b)	$	54	$	45

(a)The change in allowance for credit losses includes charges offset primarily by recoveries and write-offs. The credit loss charges were $10 million, $30 million and $32 million during 2022, 2021 and 2020, respectively. Offsets to allowance for credit losses were primarily recoveries and write-offs of $15 million, $31 million and nil during 2022, 2021 and 2020, respectively.

(b)Revenues recognized during the year ended December 31, 2022 and 2021 that were included in the contract liabilities balance at the beginning of each year were approximately $39 million and $35 million, respectively.