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v3.25.2

Segment Reporting - Additional Information (Details) | 6 Months Ended
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Jun. 30, 2025 $ / gal
Segment Reporting [Abstract] |
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] | srt:BoardOfDirectorsChairmanMember, srt:ChiefExecutiveOfficerMember, srt:PresidentMember
Fixed margin | 5
Fixed margin sold | 5

X
- Definition Fixed margin. + References No definition available. + Details
Name: | arko_FixedMargin
Namespace Prefix: | arko_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fixed margin sold. + References No definition available. + Details
Name: | arko_FixedMarginSold
Namespace Prefix: | arko_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Indicates title and position of individual or name of group identified as chief operating decision maker (CODM) for segment reporting. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 54 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482785/280-10-55-54 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 47 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482785/280-10-55-47 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 21 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-21 + Details
Name: | us-gaap_SegmentReportingCodmIndividualTitleAndPositionOrGroupOrCommitteeNameExtensibleEnumeration
Namespace Prefix: | us-gaap_
Data Type: | enum2:enumerationSetItemType
Balance Type: | na
Period Type: | duration