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Income Taxes (Tables)
6 Months Ended
Jun. 30, 2018
Income Tax Disclosure [Abstract]  
Unrecognized Tax Benefits Roll Forward

The following is a summary of the activity of the Company’s unrecognized tax benefits for the six months ended June 30, 2018 and July 1, 2017 (in thousands):

 

     June 30, 2018      July 1, 2017  

Balance at the beginning of the period

   $ 5,843      $ 9,964  

Net changes in uncertain tax benefits

     217        (1,870
  

 

 

    

 

 

 

Balance at the end of the period

   $ 6,060      $ 8,094