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Equity-Based Compensation - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
CrossAmerica Equity-Based Awards [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Equity-based employee and directors compensation expense $ 0.1 $ 0.1
C S T Equity Based Awards | Circle K Omnibus Agreement [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Equity-based employee and directors compensation expense $ 0.1 $ 0.1