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Short-Term Investments (Tables)
9 Months Ended
Sep. 29, 2017
Cash and Cash Equivalents [Abstract]  
Summary of Short-Term Investments
The following table summarizes the Company’s short-term investments as of December 31, 2016 (in thousands):
 
Amortized
Cost
 
Gross
Unrealized
Gains
 
Gross
Unrealized
Losses
 
Estimated
Fair Value
As of December 31, 2016
 
 
 
 
 
 
 
Corporate bonds
$
6,928

 
$

 
$
(5
)
 
$
6,923

Total short-term investments
$
6,928

 
$

 
$
(5
)
 
$
6,923