Quarterly report pursuant to Section 13 or 15(d)

Restricted Cash (Details)

v2.4.0.8
Restricted Cash (Details) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 27, 2014
Dec. 28, 2013
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted cash $ 337 $ 334
Estimated period of restricted cash amount 2 months  
Seungwon Acquisition [Member]
   
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted Cash and Cash Equivalents 288  
United Kingdom [Member]
   
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted Cash and Cash Equivalents $ 49