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Goodwill and Intangible Assets (Schedule of Changes in Carrying Amount of Goodwill and Schedule of Intanbiels Assets) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 25, 2019 | Dec. 26, 2018 | Dec. 27, 2017
Goodwill [Roll Forward] |  |  |
Balance, end of year | $ 39,781 | $ 38,269 |
Additions related to acquisitions | 0 | 1,574 | $ 3,022
Adjustments related to the sale of restaurants | (2,949) | (62) |
Balance, end of year | 36,832 | 39,781 | 38,269
Intangible Assets |  |  |
Gross Carring Amount - Trade names | 44,087 | 44,087 |
Gross Carring Amount - Liquor licenses | 120 | 166 |
Gross Carring Amount - Intangible assets with definite lives | 15,516 | 19,933 |
Accumulated Amortization - Intangible assets with definite lives | 5,767 | 5,119 |
Intangible assets | 59,723 | 64,186 |
Amortization expense of definite-lived intangible assets and other assets | $ 3,600 | $ 4,100 | $ 2,500
Reacquired Franchise Rights |  |  |
Intangible Assets |  |  |
Weighted-average life of reacquired franchise rights | 8 years |  |

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