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Partners' Capital and Distributions - Additional Information (Detail)
$ / shares in Units, $ in Millions
3 Months Ended 12 Months Ended
Dec. 16, 2019
USD ($)
$ / shares
shares
Jun. 30, 2017
USD ($)
Dec. 31, 2019
Distribution Made To Limited Partner [Line Items]      
Period of cash distribution to unitholders     45 days
Hess and GIP      
Distribution Made To Limited Partner [Line Items]      
Cash consideration | $ $ 601.8    
Payments of special distribution | $   $ 349.5  
Hess      
Distribution Made To Limited Partner [Line Items]      
Percentage of distribution   50.00%  
GIP      
Distribution Made To Limited Partner [Line Items]      
Percentage of distribution   50.00%  
Hess Infrastructure Partners LP Acquisition      
Distribution Made To Limited Partner [Line Items]      
Stock split conversion ratio 1    
Common units of the partnership converted into class A shares | shares 17,062,655    
Hess Infrastructure Partners LP Acquisition | Common Class A      
Distribution Made To Limited Partner [Line Items]      
Units representing noncontrolling limited partner interests | shares 898,000    
Hess Infrastructure Partners LP Acquisition | Class B Shares      
Distribution Made To Limited Partner [Line Items]      
Units representing noncontrolling limited partner interests | shares 266,416,928    
Cash consideration | $ $ 601.8    
Business acquisition, share price | $ / shares $ 0.0001