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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2017
Summary of Significant Accounting Policies  
Schedule of the financial impact of the changes in estimates that would have been reflected in the prior years had the revised estimates been applied to the particular year

The following table presents the approximate financial impact of the changes in estimates that would have been reflected in the prior years had the revised estimates been applied to the particular year (in thousands):

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Net impact of change in estimate

 

 

 

for the years ended December 31,

 

 

    

2017

    

2016

    

2015

 

Revised estimates in 2017 that impact 2016

 

$

6,435

 

$

(6,435)

 

$

 —

 

Revised estimates in 2016 that impact 2015

 

 

 —

 

 

1,685

 

 

(1,685)

 

Revised estimates in 2015 that impact 2014

 

 

 —

 

 

 —

 

 

(1,540)

 

Net impact to gross margin

 

$

6,435

 

$

(4,750)

 

$

(3,225)

 

EPS impact to year

 

$

0.09

 

$

(0.05)

 

$

(0.04)