BASIS OF PRESENTATION (Details) $ in Thousands |
3 Months Ended | |
|---|---|---|
|
Apr. 03, 2016
USD ($)
|
Mar. 29, 2015
USD ($)
|
|
| Franchisor Disclosure Line Items | ||
| Number Of Restaurants | 178 | |
| Committed Restaurants | 64 | |
| Number of States in which Entity Operates | 33 | |
| Number of Commonwealths | 1 | |
| Number of Canadian Provinces | 1 | |
| Pre-opening expenses | $ 0 | $ 1 |
| Franchised Units [Member] | ||
| Franchisor Disclosure Line Items | ||
| Number Of Restaurants | 141 | |
| Entity Operated Units [Member] | ||
| Franchisor Disclosure Line Items | ||
| Number Of Restaurants | 37 | |