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INCOME TAXES (Tables)
 12 Months Ended
Dec. 31, 2021
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)202120202019
Earnings before income taxes    
United States$645 $164 $454 
Outside the United States437 366 448 
Total$1,082 $530 $902 
Provision for income taxes 
United States Federal 
Current$114 $70 $55 
Deferred18 (96)19 
Outside the United States
Current115 77 62 
Deferred(42)(14)(32)
State and other
Current24 5 — 
Deferred(14)(1)36 
Total$215 $41 $140 
Schedule of Deferred Tax Charge (Benefit) Recorded as a Component of Accumulated Other Comprehensive Loss The following represents the deferred tax (benefit) charge recorded as a component of "Accumulated other comprehensive income (loss)" ("AOCI") in the Consolidated Statements of Financial Position:
 For years ended December 31,
(Dollars in millions)202120202019
Defined benefit pension and other postretirement benefit plans$(10)$(7)$(10)
Derivatives and hedging21 (4)(2)
Total$11 $(11)$(12)
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)202120202019
Earnings before income taxes$215 $41 $140 
Other comprehensive income11 (11)(12)
Total$226 $30 $128 
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)202120202019
Amount computed using the statutory rate$225 $109 $189 
State income taxes, net(4)2 36 
Foreign rate variance(28)(49)(68)
Change in reserves for tax contingencies(39)4 36 
General business credits(21)(39)(52)
U.S. tax on foreign earnings, net of credits2 13 (17)
Divestiture89 — — 
Tax law changes and tax loss from outside-U.S. entity reorganizations(15)— 7 
Other6 1 9 
Provision for income taxes$215 $41 $140 
Effective income tax rate20 %8 %16 %
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)20212020
Deferred tax assets 
Post-employment obligations$176 $280 
Net operating loss carryforwards637 619 
Tax credit carryforwards212 216 
Environmental contingencies67 68 
Unrealized derivative loss1 22 
Other223 213 
Total deferred tax assets1,316 1,418 
Less: Valuation allowance339 393 
Deferred tax assets less valuation allowance$977 $1,025 
Deferred tax liabilities 
Property, plant, and equipment$(843)$(893)
Intangible assets(288)(388)
Investments(369)(305)
Other(171)(175)
Total deferred tax liabilities$(1,671)$(1,761)
Net deferred tax liabilities$(694)$(736)
As recorded in the Consolidated Statements of Financial Position: 
Other noncurrent assets$116 $112 
Deferred income tax liabilities(810)(848)
Net deferred tax liabilities$(694)$(736)
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)20212020
Miscellaneous receivables$173 $311 
Payables and other current liabilities$68 $147 
Other long-term liabilities130 83 
Total income taxes payable$198 $230 
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)202120202019
Balance at January 1$257 $202 $182 
Adjustments based on tax positions related to current year6 14 25 
Adjustments based on tax positions related to prior years2 63 (3)
Lapse of statute of limitations(45)(22)(2)
Settlements(20)— — 
Balance at December 31 (1)
$200 $257 $202 
(1)Approximately $195 million of the unrecognized tax benefits as of December 31, 2021, 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)202120202019
Balance at January 1$13 $13 $10 
Expense for interest, net of tax9 5 5 
Income for interest, net of tax(9)(5)(2)
Balance at December 31$13 $13 $13 

Accrued penalties related to unrecognized tax positions were immaterial as of December 31, 2021, 2020, and 2019.