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Stock-Based Compensation (Tables)
 6 Months Ended
Jun. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Stock-Based Compensation
Total stock-based compensation expense was as follows (in thousands):
 
 
Three Months Ended
 
Six Months Ended
 
 
June 30,
2018
 
July 1,
2017
 
June 30,
2018
 
July 1,
2017
Stock awards
 
$
2,996

 
$
3,584

 
$
5,488

 
$
6,720

Stock options
 
662

 
588

 
1,254

 
1,156

Total stock-based compensation expense
 
3,658

 
4,172

 
6,742

 
7,876

Income tax benefit
 
896

 
1,406

 
1,652

 
2,654

Total stock-based compensation expense, net of tax
 
$
2,762

 
$
2,766

 
$
5,090

 
$
5,222