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Net Income Per Class A Share (Tables)
12 Months Ended
Dec. 31, 2024
Earnings Per Share [Abstract]  
Schedule of Calculation of Basic and Diluted Net Income per Class A Share
The following table sets forth the computation of basic and diluted net income per Class A share (in millions, except per share data):

Year Ended December 31,
202420232022
Basic and Diluted Net Income per Class A Share
Net income attributable to PAGP$103 $198 $168 
Basic and diluted weighted average Class A shares outstanding197 195 194 
Basic and diluted net income per Class A share$0.52 $1.01 $0.86