Income Taxes (Schedule of Valuation Allowance) (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Valuation Allowance [Line Items]
Tax credit carryforwards, Deferred tax asset (liability)	$ 500	$ 960
Tax credit carryforwards, valuation allowance	(41)
Tax credit carryforwards, net deferred tax asset (liability)	459
Total U.S. federal and state tax loss carryforwards, deferred tax asset (liability)	179
Total U.S. federal and state tax loss carryforwards, Valuation allowance	(135)
Total U.S. federal and state tax loss carryforwards, net deferred tax asset (liability)	44
Other net deferred tax assets	710
Other net deferred tax assets, valuation allowance	0
Net deferred tax assets (liabilities), Deferred tax asset (liability)	1,389
Net deferred tax assets (liabilities), valuation allowance	(176)	(644)
Net deferred tax assets (liabilities), net of deferred tax (liabilities) assets	1,213	$ 1,071
General business credits
Valuation Allowance [Line Items]
Tax credit carryforwards, Deferred tax asset (liability)	236
Tax credit carryforwards, valuation allowance	0
Tax credit carryforwards, net deferred tax asset (liability)	236
Foreign tax credits
Valuation Allowance [Line Items]
Tax credit carryforwards, Deferred tax asset (liability)	136
Tax credit carryforwards, valuation allowance	(41)
Tax credit carryforwards, net deferred tax asset (liability)	95
CAMT credits
Valuation Allowance [Line Items]
Tax credit carryforwards, Deferred tax asset (liability)	128
Tax credit carryforwards, valuation allowance	0
Tax credit carryforwards, net deferred tax asset (liability)	128
State
Valuation Allowance [Line Items]
Tax loss carryforwards, deferred tax asset (liability)	171
Tax loss carryforwards, valuation allowance	(135)
Tax loss carryforwards, net deferred tax asset (liability)	36
Federal
Valuation Allowance [Line Items]
Tax loss carryforwards, deferred tax asset (liability)	8
Tax loss carryforwards, valuation allowance	0
Tax loss carryforwards, net deferred tax asset (liability)	$ 8