XML 98 R85.htm IDEA: XBRL DOCUMENT v3.20.4
Related Party Transactions - Revenues from Wholesale Fuel Sales and Real Property Rental Income from Circle K (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Related Party Transaction [Line Items]      
Revenue from Related Parties $ 297,568 $ 433,740 $ 414,781
Rental income 90,139 85,642 86,314
Circle K Stores Inc. [Member] | Fuel Sales Transaction [Member]      
Related Party Transaction [Line Items]      
Revenue from Related Parties 153,055 162,974 136,649
Circle K Stores Inc. [Member] | Rental Income [Member]      
Related Party Transaction [Line Items]      
Rental income $ 13,898 $ 16,791 $ 17,021