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Note 8. Restaurant Operations Revenues (Tables)
9 Months Ended
Sep. 30, 2016
Note 8. Restaurant Operations Revenues  
Summary of restaurant operations revenues
    Third Quarter   First Nine Months
    2016   2015   2016   2015
Net sales ............................................................    $        203,701    $        203,503    $        603,850    $        601,951
Franchise royalties and fees ...............................                  4,962                  4,017                14,096                12,093
Other ................................................................                     782                     828                  2,503                  2,671
     $        209,445    $        208,348    $        620,449    $        616,715