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Fair Value Disclosures (Assets Measured At Fair Value On Non-Recurring Basis) (Detail) - USD ($)
Jun. 29, 2016
Mar. 23, 2016
Jun. 24, 2015
Fair Value Disclosures [Line Items]      
Fair value of impaired long-lived asset $ 208,000 $ 0 $ 0
Fair Value of Finite-Lived Franchise Rights 0   0
Fair value of other long-lived assets 857,000   0
Liquor Licenses [Member]      
Fair Value Disclosures [Line Items]      
Fair value of impaired long-lived asset 857,000   550,000
Fair Value of Indefinite Lived Asset 900,000   600,000
Franchise Rights [Member]      
Fair Value Disclosures [Line Items]      
Fair Value of Finite-Lived Franchise Rights 0   0
Fair Value Measurements Using Level 1 [Member]      
Fair Value Disclosures [Line Items]      
Fair value of impaired long-lived asset 0   0
Fair Value of Finite-Lived Franchise Rights 0   0
Fair value of other long-lived assets 0   0
Fair Value Measurements Using Level 1 [Member] | Liquor Licenses [Member]      
Fair Value Disclosures [Line Items]      
Fair value of impaired long-lived asset 0   0
Fair Value Measurements Using Level 2 [Member]      
Fair Value Disclosures [Line Items]      
Fair value of impaired long-lived asset 0   0
Fair Value of Finite-Lived Franchise Rights 0   0
Fair value of other long-lived assets 750,000   0
Fair Value Measurements Using Level 2 [Member] | Liquor Licenses [Member]      
Fair Value Disclosures [Line Items]      
Fair value of impaired long-lived asset 857,000   550,000
Fair Value Measurements Using Level 3 [Member]      
Fair Value Disclosures [Line Items]      
Fair value of impaired long-lived asset 208,000   0
Fair Value of Finite-Lived Franchise Rights 0   0
Fair value of other long-lived assets 107,000   0
Fair Value Measurements Using Level 3 [Member] | Liquor Licenses [Member]      
Fair Value Disclosures [Line Items]      
Fair value of impaired long-lived asset $ 0   $ 0