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Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2025

Earnings Per Share [Abstract]

Schedule of Reconciliation of Basic and Diluted Earnings Per Share

			Three Months Ended March 31
			2025									2024
			Basic			Diluted						Basic			Diluted
Amounts Attributed to Phillips 66 Common Stockholders (millions):
Net Income Attributable to Phillips 66			487			487						748			748
Income allocated to participating securities			(2)			(2)						(2)			(1)
Net income available to common stockholders			$	485		485						746			747
Weighted-average common shares outstanding (thousands):			407,926			409,182						427,165			428,959
Effect of share-based compensation			1,256			1,323						1,794			2,947
Weighted-average common shares outstanding—EPS			409,182			410,505						428,959			431,906
Earnings Per Share of Common Stock (dollars)			$	1.19		1.18						1.74			1.73

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- References

No definition available.

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

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