Income Taxes (Tables)

12 Months Ended

Dec. 31, 2022

Income Tax Disclosure [Abstract]

Schedule of Components of Income Tax Expense (Benefit)

	Year Ended December 31,
(Dollars in millions)	2022		2021		2020
Total Current Provision	$	(83)	$	(96)	$	(90)
Total Deferred (Provision) Benefit	(4)		10		5
Income Tax Provision	$	(87)	$	(86)	$	(85)

Schedule of Effective Income Tax Rate Reconciliation

	Year Ended December 31,
(Dollars in millions)	2022		2021		2020
Irish Income Tax (Provision) Benefit Tax Rate of 25%	$	(35)	$	86	$	454
Tax Provision on Operating Earnings/Losses Subject to Rates Different than the Irish Income Tax Rate	(155)		(189)		(361)
Tax (Provision) Benefit on Swiss Loss from internal liquidation of subsidiary	(141)		124		179
Decrease (Increase) in Valuation Allowance attributed to Swiss Loss	141		(124)		(179)
Decrease (Increase) in Valuation Allowance on Operating Earnings/Losses	64		52		(151)
Change in Uncertain Tax Positions	39		(35)		(27)
Income Tax Provision	$	(87)	$	(86)	$	(85)

Schedule of Deferred Tax Assets and Liabilities

The components of the net deferred tax asset were as follows: 

	December 31,		December 31,
(Dollars in millions)	2022		2021
Deferred Tax Assets:
Net Operating Losses Carryforwards	$	751	$	929
Unused Recognized Built in Losses	43		50
Accrued Liabilities and Reserves	143		186
Tax Credit Carryforwards	11		9
Employee Benefits	29		30
Property, Plant and Equipment	158		118
Inventory	38		52
U.S. Interest Deferral	57		13
State Deferred	50		50
Other Differences between Financial and Tax Basis	89		139
Valuation Allowance	(1,300)		(1,527)
Total Deferred Tax Assets	69		49
Deferred Tax Liabilities:
Intangible Assets	(28)		(35)
Other Differences between Financial and Tax Basis	—		(3)
Total Deferred Tax Liabilities	(28)		(38)
Net Deferred Tax Asset	$	41	$	11

Schedule of Unrecognized Tax Benefits Roll Forward

A tabular reconciliation of the total amounts of uncertain tax positions at the beginning and end of the period is as follows:

	Year Ended December 31,
(Dollars in millions)	2022		2021		2020
Balance at Beginning of Year	$	235	$	222	$	214
Additions as a Result of Tax Positions Taken During a Prior Period	14		23		9
Reductions as a Result of Tax Positions Taken During a Prior Period	(15)		(8)		(4)
Additions as a Result of Tax Positions Taken During the Current Period	11		12		21
Reductions Relating to Settlements with Taxing Authorities	(36)		(5)		(2)
Reductions as a Result of a Lapse of the Applicable Statute of Limitations	(11)		(2)		(7)
Foreign Exchange Effects	(7)		(7)		(9)
Balance at End of Year	$	191	$	235	$	222

Summary of Income Tax Contingencies

We are subject to income tax in many of the approximately 75 countries where we operate. As of December 31, 2022, the following table summarizes the tax years that remain subject to examination for the major jurisdictions in which we operate: 

Tax Jurisdiction	Tax Years under Examination
Argentina	2012 - 2022
Canada	2014 - 2022
Mexico	2012 - 2022
Russia	2019 - 2022
Saudi Arabia	2018 - 2022
Switzerland	2014 - 2022
United States (Federal)	2019 - 2022