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Summary Of Refranchisings, Franchisee Development And Acquisitions (Number Of Restaurants Sold And Developed By Franchisees And Related Gains And Fees Recognized) (Details) $ in Thousands | 12 Months Ended
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Oct. 02, 2016 USD ($) restaurant | Sep. 27, 2015 USD ($) restaurant | Sep. 28, 2014 USD ($) restaurant
Summary Of Refranchisings, Franchisee Development And Acquisitions [Line Items] |  |  |  |
Initial franchise fees |  | $ 955 | $ 1,453 | $ 1,886
Proceeds from the sale of company-operated restaurants (1) |  | 1,439 | 3,951 | 10,536
Goodwill related to the sale of company-operated restaurants |  | (15) | (47) |
(Gains) losses on the sale of company-operated restaurants |  | $ 1,230 | $ (3,139) | $ (3,548)
Jack in the box brand restaurant operations [Member] |  |  |  |
Summary Of Refranchisings, Franchisee Development And Acquisitions [Line Items] |  |  |  |
Restaurants sold to franchisees (restaurants) | restaurant |  | 1 | 21 | 37
New restaurants opened by franchisees (restaurants) | restaurant |  | 12 | 16 | 11
Proceeds from the sale of company-operated restaurants (1) | [1] | $ 1,439 | $ 3,951 | $ 10,536
Net assets sold (primarily property and equipment) |  | (195) | (4,283) | (5,558)
Goodwill related to the sale of company-operated restaurants |  | (15) | (47) | (170)
Other | [2] | $ 1 | $ (2,760) | $ (6,500)
Number of Restaurants | restaurant |  | 2,255 | 2,249 | 2,250
Proceeds from extension of franchise and lease agreements |  | $ 1,400 | $ 1,500 | $ 2,100
Jack in the box brand restaurant operations [Member] | Subtotal of gains (losses) on sale of company-operated restaurants [Member] |  |  |  |
Summary Of Refranchisings, Franchisee Development And Acquisitions [Line Items] |  |  |  |
(Gains) losses on the sale of company-operated restaurants |  | 1,230 | $ (3,139) | (1,692)
Jack in the box brand restaurant operations [Member] | Loss on anticipated sale [Member] |  |  |  |
Summary Of Refranchisings, Franchisee Development And Acquisitions [Line Items] |  |  |  |
Restaurants sold to franchisees (restaurants) | restaurant |  |  | 20 |
(Gains) losses on the sale of company-operated restaurants | [3] | 0 | $ 0 | $ (1,856)
Number of Restaurants | restaurant |  |  |  | 25
Number of Restaurants Closed | restaurant |  |  | 5 |
Jack in the box brand restaurant operations [Member] | Total gain (loss) on the sale of company-operated restaurants [Member] |  |  |  |
Summary Of Refranchisings, Franchisee Development And Acquisitions [Line Items] |  |  |  |
(Gains) losses on the sale of company-operated restaurants |  | $ 1,230 | $ (3,139) | $ (3,548)
Qdoba brand restaurant operations [Member] |  |  |  |
Summary Of Refranchisings, Franchisee Development And Acquisitions [Line Items] |  |  |  |
New restaurants opened by franchisees (restaurants) | restaurant |  | 18 | 22 | 22
Goodwill related to the sale of company-operated restaurants |  | $ 0 | $ 0 |
Number of Restaurants | restaurant |  | 699 | 661 | 638
[1] | (1)Amounts in 2016, 2015 and 2014 include additional proceeds of $1.4 million, $1.5 million and $2.1 million, respectively, recognized upon the extension of the underlying franchise and lease agreements related to restaurants sold in a prior year.
[2] | (2)Amounts in 2015 and 2014 primarily represent impairment and lease commitment charges related to restaurants closed in connection with the sale of the related markets, and charges for operating restaurant leases with lease commitments in excess of our sublease rental income.
[3] | (3)In 2014, the loss on the anticipated sale of a Jack in the Box market relates to 25 company-operated restaurants of which we sold 20, and closed the remaining five, in fiscal 2015

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- Definition Write-off of the carrying amount of certain assets, primarily property and equipment but including other miscellaneous assets, associated with all or a portion of a reporting unit that is sold in the period. + References No definition available. + Details
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