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Quarterly Results of Operations (Unaudited)
12 Months Ended
Nov. 30, 2013
Selected Quarterly Financial Information [Abstract]  
Quarterly Results of Operations (Unaudited)
Quarterly Results of Operations (Unaudited)

The following table summarizes certain quarterly results of operations (in thousands):

 
Three Months Ended
 
February 28
 
May 31
 
August 31
 
November 30
2013
 
 
 
 
 
 
 
Revenue
$
382,525

 
$
418,143

 
$
480,288

 
$
559,675

Cost of revenue
$
160,075

 
$
172,424

 
$
198,279

 
$
217,406

Net income
$
24,671

 
$
42,890

 
$
23,362

 
$
40,810

Earnings per share:
 
 
 
 
 
 
 
Basic
$
0.37

 
$
0.65

 
$
0.35

 
$
0.61

Diluted
$
0.37

 
$
0.65

 
$
0.35

 
$
0.60

 
 
 
 
 
 
 
 
2012
 
 
 
 
 
 
 
Revenue
$
342,743

 
$
387,159

 
$
385,609

 
$
414,358

Cost of revenue
$
146,590

 
$
165,271

 
$
153,746

 
$
158,907

Net income
$
23,475

 
$
44,191

 
$
44,082

 
$
46,420

Earnings per share:
 
 
 
 
 
 
 
Basic
$
0.36

 
$
0.67

 
$
0.67

 
$
0.70

Diluted
$
0.35

 
$
0.66

 
$
0.66

 
$
0.69