Related Party Transactions - Schedule of Components of the Net Transfers to ARKO Parent (Details) - ARKO Corp - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025
Related Party Transaction [Line Items]
Net investments attributable to ARKO Parent-controlled sites converted to fuel supply or consignment locations during the year and transfer of certain assets to the Company	$ (1,687)	$ (3,867)
Share-based compensation granted by ARKO Parent	114	605
Net transfers from (to) ARKO Parent	7,230	(43,663)
Net transfers from (to) ARKO Parent	$ 5,657	$ (46,925)