XML 72 R62.htm IDEA: XBRL DOCUMENT v3.5.0.2
STOCK-BASED COMPENSATION - Employee Stock Purchase Plan (Details) - Employee stock purchase plan - USD ($)
$ in Millions
9 Months Ended
Sep. 23, 2016
Sep. 25, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
ESPP shares reserved for purchase (in shares) 1,000,000  
Maximum employee subscription rate 10.00%  
Purchase price of common stock, percent of market value 85.00%  
Employee stock purchase plan requisite service period 1 month  
Stock issued during period (in shares) 65,000 49,000
Proceeds from Issuance of shares under incentive and share-based compensation plans $ 1.2 $ 1.0