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INCOME TAXES INCOME TAXES - Unrecognized Tax Benefits Roll Forward (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 01, 2017
Dec. 25, 2015
Dec. 26, 2014
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]      
Balance, beginning of fiscal year $ 2,195 $ 2,039 $ 2,035
Increases for tax positions related to the current year 348 436 389
Reductions due to lapsed statute of limitations (301) (280) (385)
Balance, end of fiscal year $ 2,242 $ 2,195 $ 2,039