Organization and Basis of Presentation - Risk, Impairment, etc. (Details) - customer	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Sales Revenue.. | Product
Concentration of Risk
Percentage of consolidated total	100.00%	100.00%	100.00%	100.00%
Sales Revenue.. | Product | Gasoline sales: gasoline and gasoline blendstocks (such as ethanol)
Concentration of Risk
Percentage of consolidated total	71.00%	76.00%	68.00%	73.00%
Sales Revenue.. | Product | Distillates: home heating oil, diesel and kerosene
Concentration of Risk
Percentage of consolidated total	26.00%	19.00%	29.00%	22.00%
Sales Revenue.. | Product | Crude oil sales and crude oil logistics revenue
Concentration of Risk
Percentage of consolidated total		1.00%		1.00%
Sales Revenue.. | Product | Convenience store and prepared food sales, rental income and sundries
Concentration of Risk
Percentage of consolidated total	3.00%	4.00%	3.00%	4.00%
Sales Revenue.. | Customer
Concentration of Risk
Number of customers	0	0	0	0
Product Margin | Customer
Concentration of Risk
Percentage of consolidated total	100.00%	100.00%	100.00%	100.00%
Product Margin | Customer | Wholesale
Concentration of Risk
Percentage of consolidated total	23.00%	19.00%	25.00%	18.00%
Product Margin | Customer | GDSO
Concentration of Risk
Percentage of consolidated total	74.00%	79.00%	72.00%	80.00%
Product Margin | Customer | Commercial
Concentration of Risk
Percentage of consolidated total	3.00%	2.00%	3.00%	2.00%