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Income Taxes (Tables)

3 Months Ended

Mar. 31, 2025

Income Tax Disclosure [Abstract]

Effective Income Tax Rate Reconciliation

The effective income tax rate varies from the U.S. federal statutory rate principally due to the following:

									Three Months Ended March 31,
															2025												2024
U.S. federal statutory income tax															21.0		%				$	32					21.0		%				$	220
(Decrease) increase due to:
State income taxes, net of federal income tax benefit(a)															(0.7)						(1)						(6.2)						(64)
Foreign Tax Effects															0.7						1						0.1						1
Tax Credits
PTC															(1.3)						(2)						(6.1)						(64)
Amortization of ITC, including deferred taxes on basis differences															(2.0)						(3)						(0.3)						(3)
Other															(2.0)						(3)						(0.6)						(6)
Nontaxable or Nondeductible Items
Share-based payment awards															(25.2)						(38)						(1.5)						(16)
Excess officers compensation															4.6						7						0.4						4
Other															0.9						1						—						—
Other Adjustments
Qualified NDT fund income and losses															18.6						28						8.9						93
Effective income tax															14.6		%				$	22					15.7		%				$	165

__________

(a)State taxes in California, Illinois, Maryland, Massachusetts, and New Jersey made up the majority (greater than 50%) of the tax effect in this category.

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- References

No definition available.

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- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 231
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482663/740-10-55-231

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-12A

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-12

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