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STOCK-BASED COMPENSATION (Tables)
 9 Months Ended
Aug. 31, 2014
Share-based Compensation [Abstract]  
Summary of Additional Information Pertaining to Stock-Based Compensation from Stock Options and Stock Awards
The following table summarizes additional information pertaining to our stock-based compensation from stock options and stock awards, which are comprised of restricted stock, restricted stock units and performance-based restricted stock units (in thousands, except grant-date fair value and recognition period):
 
 
 
Three Months Ended
August 31,
 
Nine Months Ended
August 31,
 
 
2014
 
2013
 
2014
 
2013
Stock options:
 
 
 
 
 
 
 
 
Options exercised
 
1,230

 
1,395

 
3,374

 
2,382

Total intrinsic value of stock options exercised
 
$
13,759

 
$
20,059

 
$
40,710

 
$
36,114

Total unrecognized compensation expense at period-end
 
$
2,411

 
$
7,623

 
$
2,411

 
$
7,623

Weighted-average remaining recognition period at period-end
 
1.1 years

 
1.7 years

 
1.1 years

 
1.7 years

 
 
 
 
 
 
 
 
 
Stock awards (excluding PRSUs):
 
 
 
 
 
 
 
 
Weighted-average grant-date fair value
 
$
20.11

 
$
23.67

 
$
19.90

 
$
22.49

Stock awards granted
 
1,521

 
214

 
5,605

 
2,961

Stock awards vested
 
351

 
361

 
1,717

 
1,835

Total unrecognized compensation expense at period-end
 
$
90,528

 
$
88,184

 
$
90,528

 
$
88,184

Weighted-average remaining recognition period at period-end
 
2.5 years

 
1.8 years

 
2.5 years

 
1.8 years