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COMMITMENTS AND CONTINGENCIES (Details) | 3 Months Ended
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Dec. 28, 2019
Commitments and Contingencies Disclosure [Abstract] |
Lease expiration year | 2039

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- Definition Lease expiration year. + References No definition available. + Details
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Namespace Prefix: | arkr_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
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