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Segment Information
9 Months Ended
Jan. 31, 2018
Segment Information [Abstract]  
Segment Information
8.
Segment Information

The Company reports its segment information in accordance with the provisions of FASB Accounting Standards Codification (“ASC”) Topic 280, “Segment Reporting,”.

Segment information is as follows:
 
  
Three Months
Ended January 31,
  
Nine Months
Ended January 31,
 
  
2018
  
2017
  
2018
  
2017
 
Revenue:
            
Research
 
$
223,489
  
$
205,769
  
$
675,986
  
$
618,987
 
Publishing
  
170,244
   
171,440
   
466,507
   
479,701
 
Solutions
  
61,942
   
59,247
   
176,357
   
167,641
 
Total Revenue
 
$
455,675
  
$
436,456
  
$
1,318,850
  
$
1,266,329
 
                 
Contribution to Profit:
                
Research
 
$
59,299
  
$
52,508
  
$
191,923
  
$
173,235
 
Publishing
  
48,472
   
38,807
   
95,957
   
94,639
 
Solutions
  
6,403
   
3,591
   
11,744
   
9,097
 
Total Contribution to Profit
 
$
114,174
  
$
94,906
  
$
299,624
  
$
276,971
 
Corporate Expenses
  
(46,743
)
  
(43,746
)
  
(134,922
)
  
(134,240
)
Operating Income
 
$
67,431
  
$
51,160
  
$
164,702
  
$
142,731