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Cushing Connect Joint Venture - Narrative (Details) - HEP - Cushing Connect
bbl in Thousands, $ in Millions
12 Months Ended
Dec. 31, 2019
USD ($)
bbl
Holly Energy Partners Entity [Line Items)  
Barrels of crude oil per day 160
Barrels of crude oil, value 1,500
Percent of budget which construction costs payable by HEP 10.00%
Expected construction costs | $ $ 74.0