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Employee Benefit Plans - Fair Values of Pension Plan Assets (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Net receivables related to security transactions	$ 5	$ 5
U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	57	55
Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	1,092	1,046
Insurance Contract, Rights and Obligations
Defined Benefit Plan Disclosure [Line Items]
Participating interest in annuity contract, fair value	46	55
Investments measured at net asset value | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	1,259	1,123
Investments measured at net asset value | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	3,081	2,875
U.S. | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	6	4
U.S. | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
International | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	35	36
International | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Mutual funds | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	15	14
Mutual funds | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	520	499
Corporate | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	1	1
Corporate | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Mutual funds | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Mutual funds | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	421	365
Cash and cash equivalents | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Cash and cash equivalents | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	25	36
Cash and cash equivalents | Investments measured at net asset value | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	6	10
Cash and cash equivalents | Investments measured at net asset value | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Derivatives | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets
Derivatives | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets
Real estate | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Real estate | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	126	146
Real estate | Investments measured at net asset value | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	28	34
Real estate | Investments measured at net asset value | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Equity securities, Common/collective trusts | Investments measured at net asset value | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	300	265
Equity securities, Common/collective trusts | Investments measured at net asset value | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	198	192
Debt securities, Common/collective trusts | Investments measured at net asset value | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	868	759
Debt securities, Common/collective trusts | Investments measured at net asset value | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	1,791	1,637
Level 1 | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	56	54
Level 1 | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	690	602
Level 1 | Investments measured at net asset value | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	56	54
Level 1 | Investments measured at net asset value | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	690	602
Level 1 | U.S. | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	6	4
Level 1 | U.S. | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 1 | International | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	35	36
Level 1 | International | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 1 | Mutual funds | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	15	14
Level 1 | Mutual funds | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	244	201
Level 1 | Corporate | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 1 | Corporate | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 1 | Mutual funds | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 1 | Mutual funds | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	421	365
Level 1 | Cash and cash equivalents | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 1 | Cash and cash equivalents | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	25	36
Level 1 | Derivatives | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets
Level 1 | Derivatives | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets
Level 1 | Real estate | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 1 | Real estate | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	1	1
Level 2 | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	276	298
Level 2 | Investments measured at net asset value | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	1	1
Level 2 | Investments measured at net asset value | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	276	298
Level 2 | U.S. | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | U.S. | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | International | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | International | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | Mutual funds | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | Mutual funds | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	276	298
Level 2 | Corporate | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	1	1
Level 2 | Corporate | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | Mutual funds | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | Mutual funds | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | Cash and cash equivalents | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | Cash and cash equivalents | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | Derivatives | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets
Level 2 | Derivatives | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets
Level 2 | Real estate | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 2 | Real estate | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	126	146
Level 3 | Investments measured at net asset value | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Investments measured at net asset value | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	126	146
Level 3 | U.S. | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | U.S. | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | International | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | International | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Mutual funds | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Mutual funds | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Corporate | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Corporate | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Mutual funds | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Mutual funds | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Cash and cash equivalents | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Cash and cash equivalents | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Derivatives | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets
Level 3 | Derivatives | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets
Level 3 | Real estate | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	0	0
Level 3 | Real estate | Int’l.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of selected plan assets	$ 126	$ 146

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Fair Value Of Participating Interest In Annuity Contract

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- Definition

Fair Values Of Our Pension Plan Assets Excluding pariticpating interest in Insurance Annuity Contracts And Net Payables related to security transactions.

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- Definition

Amount payable to other broker-dealer and clearing organization, including, but not limited to, security failed-to-receive, deposit received for security loaned, open transaction, and floor-brokerage payable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Rule 15c3-1
-Number 240
-Section 15c3-1
-Publisher SEC

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