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INCOME TAXES (Tables)
12 Months Ended
Dec. 31, 2023
Income Tax Disclosure [Abstract]  
Schedule of Components of Earnings (Loss) from Continuing Operations and Provisions for Income Taxes
Components of earnings before income taxes and the provision for U.S. and other income taxes from operations follow:
 For years ended December 31,
(Dollars in millions)202320222021
Earnings before income taxes    
United States$357 $205 $645 
Outside the United States730 772 437 
Total$1,087 $977 $1,082 
Provision for income taxes 
United States Federal 
Current$133 $179 $114 
Deferred(39)(76)18 
Outside the United States
Current153 105 115 
Deferred(35)(10)(42)
State and other
Current33 24 
Deferred(28)(50)(14)
Total$191 $181 $215 
Schedule of Deferred Tax Charge (Benefit) Recorded as a Component of Accumulated Other Comprehensive Loss
The following represents the deferred tax (benefit) charge recorded as a component of "Accumulated other comprehensive income (loss)" ("AOCI") in the Consolidated Statements of Financial Position:
 For years ended December 31,
(Dollars in millions)202320222021
Cumulative translation adjustment$11 $— $— 
Defined benefit pension and other postretirement benefit plans(6)(7)(10)
Derivatives and hedging(9)(1)21 
Total$(4)$(8)$11 
Schedule of Income Tax Expense (Benefit) Included in Consolidated Financial Statement
Total income tax expense (benefit) included in the consolidated financial statements was composed of the following:
 For years ended December 31,
(Dollars in millions)202320222021
Earnings before income taxes$191 $181 $215 
Other comprehensive income(4)(8)11 
Total$187 $173 $226 
Schedule of Reconciliation of Income Taxes on Earnings from Continuing Operations at Federal Statutory Income Tax Rate
Differences between the provision for income taxes and income taxes computed using the U.S. Federal statutory income tax rate follow:
 For years ended December 31,
 (Dollars in millions)202320222021
Amount computed using the statutory rate$228$205$225
State income taxes, net(26)(27)(4)
Foreign rate variance(78)(16)(28)
Change in reserves for tax contingencies10527(39)
General business credits(81)(44)(21)
U.S. tax on foreign earnings, net of credits22(17)2
Divestitures143789
Tax law changes and tax loss from outside-U.S. entity reorganizations(15)
Other7166
Provision for income taxes$191$181$215
Effective income tax rate18 %19 %20 %

The 2023 provision for income taxes includes an increase related to uncertain tax positions, a decrease related to general business credits, and a decrease related to the foreign rate variance due to the Company's mix of earnings.
Schedule of Significant Components of Deferred Tax Assets and Liabilities
The significant components of deferred tax assets and liabilities follow:
 December 31,
(Dollars in millions)20232022
Deferred tax assets 
Post-employment obligations$158 $150 
Net operating loss carryforwards690 645 
Tax credit carryforwards268 236 
Environmental contingencies68 64 
Capitalized research and development expenses322 139 
Other264 239 
Total deferred tax assets1,770 1,473 
Less: Valuation allowance183 258 
Deferred tax assets less valuation allowance$1,587 $1,215 
Deferred tax liabilities 
Property, plant, and equipment$(952)$(849)
Intangible assets(270)(272)
Investments(516)(441)
Deferred gain
(160)(58)
Other(134)(143)
Total deferred tax liabilities$(2,032)$(1,763)
Net deferred tax liabilities$(445)$(548)
As recorded in the Consolidated Statements of Financial Position: 
Other noncurrent assets$156 $123 
Deferred income tax liabilities(601)(671)
Net deferred tax liabilities$(445)$(548)
Schedule of Tax Receivables and Payables
Amounts due to and from tax authorities as recorded in the Consolidated Statements of Financial Position:
 December 31,
(Dollars in millions)20232022
Miscellaneous receivables$62 $35 
Payables and other current liabilities$133 $95 
Other long-term liabilities287 174 
Total income taxes payable$420 $269 
Schedule of Reconciliation of Beginning and Ending Amounts of Unrecognized Tax Benefits
A reconciliation of the beginning and ending amounts of unrecognized tax benefits is as follows:
(Dollars in millions)202320222021
Balance at January 1$235 $200 $257 
Adjustments based on tax positions related to current year33 11 
Adjustments based on tax positions related to prior years68 24 
Lapse of statute of limitations(9)— (45)
Settlements(7)— (20)
Balance at December 31 (1)
$320 $235 $200 
(1)Approximately $313 million of the unrecognized tax benefits as of December 31, 2023, would, if recognized, impact the Company's effective tax rate.

A reconciliation of the beginning and ending amounts of accrued interest related to unrecognized tax positions is as follows:
(Dollars in millions)202320222021
Balance at January 1$22 $13 $13 
Expense for interest, net of tax17 
Income for interest, net of tax— — (9)
Balance at December 31$39 $22 $13 

Accrued penalties related to unrecognized tax positions were immaterial as of December 31, 2023, 2022, and 2021.