Annual report pursuant to Section 13 and 15(d)

Income Taxes - Income Tax Reconciliation (Details)

v3.22.0.1
Income Taxes - Income Tax Reconciliation (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Effective Income Tax Rate Reconciliation      
Federal statutory income tax rate 21.00% 21.00% 21.00%
Computed expected tax benefit (expense) $ (134) $ (221) $ 131
State and local income taxes, net of federal income taxes (20) (45) 9
Tax on foreign earnings, net of federal tax benefits (113) 47 (1)
Alternative energy tax credits 125 139 152
Change in valuation allowance affecting tax expense   (59) (51)
Change in tax rate   (15) (23)
Corporate realignment   360  
Change in tax rate - tax loss carryback     45
Tax write-off of consolidated subsidiary     34
Impairment of intangible asset (49)   (93)
Non-deductible interest on Preferred Stock to non-employee (21) (6)  
Other, net (5) 11 14
Income tax benefit (expense) $ (217) $ 211 $ 217