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SHARE-BASED COMPENSATION:
 9 Months Ended
Aug. 31, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Share-based compensation
SHARE-BASED COMPENSATION: 
The Company recognizes share-based compensation expense for all share-based awards made to employees and directors, including employee stock options, restricted stock awards, restricted stock units and employee stock purchases, based on estimated fair values.
The following table summarizes the number of share-based awards granted under the Company’s 2013 Stock Incentive Plan, as amended, during the three and nine months ended August 31, 2016 and 2015, respectively, and the grant-date fair value of the awards:
 
Three Months Ended
 
Nine Months Ended
 
August 31, 2016
 
August 31, 2015
 
August 31, 2016
 
August 31, 2015
 
Shares awarded
 
Fair value of grants
 
Shares awarded
 
Fair value of grants
 
Shares awarded
 
Fair value of grants
 
Shares awarded
 
Fair value of grants
Restricted stock awards
2

 
$
175

 
1

 
$
90

 
16

 
$
1,410

 
18

 
$
1,364

Restricted stock units
1


76

 
—

 
—

 
35

 
2,840

 
49

 
3,799

 
3

 
$
251

 
1

 
$
90

 
51

 
$
4,250

 
67

 
$
5,163


The Company recorded share-based compensation expense in the Consolidated Statements of Operations for the three and nine months ended August 31, 2016 and 2015 as follows:
 
Three Months Ended
 
Nine Months Ended
 
August 31, 2016
 
August 31, 2015
 
August 31, 2016
 
August 31, 2015
Cost of revenue
$
101

 
$
158

 
$
347

 
$
579

Selling, general and administrative expenses
3,323

 
3,143

 
10,307

 
10,099

Total share-based compensation
3,424

 
3,301

 
10,654

 
10,678

Tax effect on share-based compensation
(1,183
)
 
(1,159
)
 
(3,818
)
 
(3,848
)
Net effect on net income
$
2,241

 
$
2,142

 
$
6,836

 
$
6,830