XML 67 R55.htm IDEA: XBRL DOCUMENT
v3.21.4

COMMITMENT AND CONTINGENCIES (Details) $ in Thousands |  | 12 Months Ended
--- | --- | ---
May 01, 2018 plaintiff | Oct. 02, 2021 USD ($) lease
Commitments and Contingencies Disclosure [Abstract] |  |
Number of lease with irrevocable Letter of credit | lease |  | 1
Letters of credit | $ |  | $ 238
Number of plaintiffs | plaintiff | 2 |

X
- Definition Number Of Leases, Irrevocable Letter Of Credit + References No definition available. + Details
Name: | arkr_NumberOfLeasesIrrevocableLetterOfCredit
Namespace Prefix: | arkr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of plaintiffs that have filed claims pertaining to a loss contingency. + References No definition available. + Details
Name: | us-gaap_LossContingencyNumberOfPlaintiffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration