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