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OTHER INCOME (Details) - Schedule of other nonoperating income (expense) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Sep. 27, 2014 | Sep. 28, 2013
OTHER INCOME (Details) - Schedule of other nonoperating income (expense) [Line Items] |  |
Non Operating Income Expense | $ 488 us-gaap_OtherNonoperatingIncomeExpense | $ 508 us-gaap_OtherNonoperatingIncomeExpense
Licensing Fees [Member] |  |
OTHER INCOME (Details) - Schedule of other nonoperating income (expense) [Line Items] |  |
Non Operating Income Expense | 141 us-gaap_OtherNonoperatingIncomeExpense / arkr_OtherNonOperatingIncomeExpenseAxis = arkr_LicensingFeesMember | 79 us-gaap_OtherNonoperatingIncomeExpense / arkr_OtherNonOperatingIncomeExpenseAxis = arkr_LicensingFeesMember
Other Rentals [Member] |  |
OTHER INCOME (Details) - Schedule of other nonoperating income (expense) [Line Items] |  |
Non Operating Income Expense | 215 us-gaap_OtherNonoperatingIncomeExpense / arkr_OtherNonOperatingIncomeExpenseAxis = arkr_OtherRentalsMember | 5 us-gaap_OtherNonoperatingIncomeExpense / arkr_OtherNonOperatingIncomeExpenseAxis = arkr_OtherRentalsMember
Insurance Proceeds [Member] |  |
OTHER INCOME (Details) - Schedule of other nonoperating income (expense) [Line Items] |  |
Non Operating Income Expense | 106 us-gaap_OtherNonoperatingIncomeExpense / arkr_OtherNonOperatingIncomeExpenseAxis = arkr_InsuranceProceedsMember | 393 us-gaap_OtherNonoperatingIncomeExpense / arkr_OtherNonOperatingIncomeExpenseAxis = arkr_InsuranceProceedsMember
Other Miscellaneous Income [Member] |  |
OTHER INCOME (Details) - Schedule of other nonoperating income (expense) [Line Items] |  |
Non Operating Income Expense | $ 26 us-gaap_OtherNonoperatingIncomeExpense / arkr_OtherNonOperatingIncomeExpenseAxis = arkr_OtherMiscellaneousIncomeMember | $ 31 us-gaap_OtherNonoperatingIncomeExpense / arkr_OtherNonOperatingIncomeExpenseAxis = arkr_OtherMiscellaneousIncomeMember

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- Definition The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 9 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.9) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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