Rendering

Component: (Network and Table)
Network
2406402 - Disclosure - Goodwill and Intangible Assets, net (Schedule Of Goodwill Allocation By Reportable Segments) (Details)
(http://www.cognizant.com/role/GoodwillAndIntangibleAssetsNetScheduleOfGoodwillAllocationByReportableSegmentsDetails)
TableSchedule of Goodwill [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001058290 (http://www.sec.gov/CIK)
Goodwill [Line Items]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
Segments [Axis]Segments [Axis]
Financial Services [Member]Healthcare [Member]Manufacturing/Retail/Logistics [Member]Other [Member]Segment [Domain]Financial Services [Member]Healthcare [Member]Manufacturing/Retail/Logistics [Member]Other [Member]Segment [Domain]
Goodwill [Roll Forward]
 
 
 
 
 
 
 
 
 
 
Goodwill, Beginning Balance
203,000,000  
2,076,000,000  
67,000,000  
59,000,000  
2,405,000,000  
205,000,000  
2,080,000,000  
69,000,000  
60,000,000  
2,414,000,000  
Additions
28,000,000  
14,000,000  
94,000,000  
21,000,000  
157,000,000  
5,000,000  
0  
0  
0  
5,000,000  
Foreign currency translation adjustments
(4,000,000) 
(1,000,000) 
(2,000,000) 
(1,000,000) 
(8,000,000) 
(7,000,000) 
(4,000,000) 
(2,000,000) 
(1,000,000) 
(14,000,000) 
Goodwill, Ending Balance
227,000,000  
 
2,089,000,000  
 
159,000,000  
 
79,000,000  
 
2,554,000,000  
 
203,000,000  
 
2,076,000,000  
 
67,000,000  
 
59,000,000  
 
2,405,000,000