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SEVERANCE CHARGE (Details) (Right-sizing plan, USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Dec. 30, 2014
Right-sizing plan
     
Severance charge      
Total employee severance benefits   $ 4.0  
Accrued employee severance benefit charges   1.3  
Estimated severance charge for future periods $ 1.6   $ 1.1