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Underwriters option shares.

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General - Additional Information (Details) $ / shares in Units, $ in Millions			3 Months Ended
	Mar. 05, 2026 shares	Feb. 13, 2026 USD ($) $ / shares shares	Mar. 31, 2026 Segments Sites States $ / shares	Dec. 31, 2025 $ / shares
General [Line Items]
Number of sites operated by external operators (dealers) \| Sites			2,126
Number of cardlock sites \| Sites			292
Number of states \| States			30
Common stock par value			$ 0.0001	$ 0.0001
Description of voting rights			representing 73.6% of the economic interests in the Company and 93.3% of the combined voting power of the Class A common stock and Class B common stock.
Wholesale
General [Line Items]
Number of reportable segments \| Segments			3
Fleet Fueling
General [Line Items]
Number of reportable segments \| Segments			3
GPMP
General [Line Items]
Number of reportable segments \| Segments			3
ARKO Petroleum Corp [Member]
General [Line Items]
Number of sites operated by external operators (dealers) \| Sites			1,056
Class A common stock
General [Line Items]
Common stock par value			$ 0.0001	0.0001
Class A common stock \| ARKO Petroleum Corp [Member] \| Over-Allotment Option [Member]
General [Line Items]
Underwriters option shares \| shares	1,459,112	1,666,666
Class A common stock \| ARKO Petroleum Corp [Member] \| Initial Public Offering [Member]
General [Line Items]
Common stock par value		$ 0.0001
Issuance of common stock \| shares		11,111,111
Sale of stock issue price per share		$ 18
Net proceeds received on the transaction \| $		$ 206.8
Underwriting discounts and commissions and offering costs \| $		15.8
offering costs \| $		$ 3.7
Class B common stock
General [Line Items]
Common stock par value			$ 0.0001	$ 0.0001
Class B common stock \| ARKO Petroleum Corp [Member]
General [Line Items]
Common stock par value		$ 0.0001
Issuance of common stock \| shares		35,000,000