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RELATED PARTY TRANSACTIONS - Additional Information (Detail) - dpiX Holding - Affiliated Entity
$ in Millions
1 Months Ended 3 Months Ended
Oct. 31, 2013
Jan. 01, 2016
USD ($)
member
Jan. 02, 2015
USD ($)
Oct. 02, 2015
USD ($)
Related Party Transaction [Line Items]        
Ownership interest in dpiX Holding LLC (as a percent)   40.00%    
Number of members | member   2    
dpiX Holding LLC's ownership interest in dpiX LLC (as a percent)   100.00%    
Loss on equity investment in affiliate   $ (0.7) $ (0.4)  
Carrying value of the equity investment in dpiX Holding   47.3   $ 47.3
Purchases of glass transistor arrays from dpiX   $ 5.0 $ 4.3  
Percentage of manufacturing capacity 50.00%      
Percentage of fixed costs   50.00%    
Fixed cost commitments   $ 18.0