v3.26.1
Cushing Connect Joint Venture - Narrative (Details) - HEP - Cushing Connect
Jun. 30, 2026
subsidiary
bbl
Holly Energy Partners Entity [Line Items)  
Equity method investment, ownership percentage 50.00%
Barrels of crude oil per day 160,000
Barrels of crude oil, value 1,500,000
Number of subsidiaries | subsidiary 2