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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2020
Income Tax Disclosure [Abstract]  
Schedule of Effective Income Tax Rate Reconciliation
The following table summarizes the difference between an income tax benefit at the United States statutory rate of 21% in 2020, 2019, and 2018, respectively, and the income tax expense at effective worldwide tax rates for the respective periods:
Millions of dollars202020192018
Earnings (loss) before income taxes
United States$1,020 $652 $775 
Foreign427 878 (750)
Earnings (loss) before income taxes$1,447 $1,530 $25 
Income tax (benefit) expense computed at United States statutory rate$304 $321 $
U.S. government tax incentives(17)(21)(11)
Foreign government tax incentives, including BEFIEX(20)(13)(21)
Foreign tax rate differential30 70 (24)
U.S. foreign tax credits(25)(86)(260)
Valuation allowances15 (150)75 
State and local taxes, net of federal tax benefit40 41 25 
Foreign withholding taxes8 54 24 
U.S. tax on foreign dividends and subpart F income34 67 72 
Settlements and changes in unrecognized tax benefits53 113 72 
U.S. Transition Tax 26 40 
Changes in enacted tax rates(6)42 (54)
Nondeductible goodwill — 139 
Nondeductible fines & penalties — 30 
Sale of Embraco 58 — 
Legal entity restructuring tax impact(82)(147)— 
Other items, net48 (27)37 
Income tax computed at effective worldwide tax rates$382 $348 $150 
Schedule of Components of Income Tax Expense (Benefit)
The following table summarizes our income tax (benefit) provision for 2020, 2019 and 2018:
 202020192018
Millions of dollarsCurrentDeferredCurrentDeferredCurrentDeferred
United States$90 $81 $203 $69 $(70)$130 
Foreign182 (24)432 (406)182 (119)
State and local42 $11 42 $12 $15 
$314 $68 $677 $(329)$124 $26 
Total income tax expense$382 $348 $150 
Schedule of Deferred Tax Assets and Liabilities The following table summarizes the significant components of our deferred tax liabilities and assets at December 31, 2020 and 2019:
Millions of dollars20202019
Deferred tax liabilities
Intangibles$461 $439 
Property, net196 175 
Right of use assets265 238 
Inventory Reserves116 120 
Other252 215 
Total deferred tax liabilities$1,290 $1,187 
Deferred tax assets
U.S. general business credit carryforwards, including Energy Tax Credits$680 $787 
Lease liabilities275 242 
Pensions114 66 
Loss carryforwards1,336 1,226 
Postretirement obligations49 145 
Foreign tax credit carryforwards25 39 
Research and development capitalization121 133 
Employee payroll and benefits118 96 
Accrued expenses96 93 
Product warranty accrual76 78 
Receivable and inventory allowances112 72 
Other646 574 
Total deferred tax assets3,648 3,551 
Valuation allowances for deferred tax assets(214)(192)
Deferred tax assets, net of valuation allowances3,434 3,359 
Net deferred tax assets$2,144 $2,172 
Reconciliation of Unrecognized Tax Benefits
The following table represents a reconciliation of the beginning and ending amount of unrecognized tax benefits that if recognized would impact the effective tax rate, excluding federal benefits of state and local tax positions, and interest and penalties:
Millions of dollars202020192018
Balance, January 1$394 $278 $219 
Additions for tax positions of the current year17 20 21 
Additions for tax positions of prior years21 138 60 
Reductions for tax positions of prior years(2)(26)(5)
Settlements during the period (4)(8)
Lapses of applicable statute of limitation(3)(12)(9)
Balance, December 31$427 $394 $278