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Stock-Based Compensation (Tables)
 12 Months Ended
Sep. 30, 2018
Stock-Based Compensation  
Schedule of stock-based compensation expense related to stock-based awards

We recorded non-cash compensation expense related to stock-based awards as follows (in thousands):

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2018

 

2017

 

2016

 

Cost of sales

 

$

1,096

 

$

338

 

$

513

 

Selling, general and administrative

 

 

6,419

 

 

4,674

 

 

7,235

 

 

 

$

7,515

 

$

5,012

 

$

7,748