Organization and Basis of Consolidation and Presentation (Details) shares in Millions, $ in Millions |
6 Months Ended | |
|---|---|---|
|
Jun. 30, 2026
USD ($)
segment
shares
|
Dec. 31, 2025
USD ($)
|
|
| Organization Consolidation and Presentation of Financial Statements [Line Items] | ||
| Operating segments number | segment | 2 | |
| Deferred tax asset | $ | $ 1,083 | $ 1,136 |
| AAP | ||
| Organization Consolidation and Presentation of Financial Statements [Line Items] | ||
| Ownership interest in subsidiary (as a percent) | 85.00% | |
| Consolidated subsidiary, ownership interest (in shares) | 197.9 | |
| Plains All American G P L L C | ||
| Organization Consolidation and Presentation of Financial Statements [Line Items] | ||
| Ownership interest in subsidiary (as a percent) | 100.00% | |
| PAA | AAP | ||
| Organization Consolidation and Presentation of Financial Statements [Line Items] | ||
| Ownership interest in subsidiary (as a percent) | 31.00% | |
| Consolidated subsidiary, ownership interest (in shares) | 233.0 |