Rendering

Component: (Network and Table)
Network
162 - Disclosure - Changes in Carrying Amount of Goodwill by Reportable Segments (Detail)
(http://www.humana.com/taxonomy/role/DisclosureChangesInCarryingAmountOfGoodwillByReportableSegments)
TableSchedule of Goodwill [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000049071 (http://www.sec.gov/CIK)
Legal Entity [Axis]Entity [Domain]
Goodwill [Line Items]Period [Axis]
2013-01-01 - 2013-12-31
2012-01-01 - 2012-12-31
Statement Business Segments [Axis]Statement Business Segments [Axis]
Retail [Member]Employer Group [Member]Health And Well Being Services [Member]Other Businesses [Member]Segment [Domain]Retail [Member]Employer Group [Member]Health And Well Being Services [Member]Other Businesses [Member]Segment [Domain]
Beginning Balance
931,000,000  
205,000,000  
2,412,000,000  
92,000,000  
3,640,000,000  
762,000,000  
196,000,000  
1,733,000,000  
49,000,000  
2,740,000,000  
Acquisitions
76,000,000  
0  
40,000,000  
0  
116,000,000  
172,000,000  
0  
679,000,000  
43,000,000  
894,000,000  
Dispositions
0  
0  
(17,000,000) 
0  
(17,000,000) 
 
 
 
 
 
Subsequent payments/adjustments
0  
0  
(6,000,000) 
0  
(6,000,000) 
(3,000,000) 
9,000,000  
0  
0  
6,000,000  
Ending Balance
1,007,000,000  
 
205,000,000  
 
2,429,000,000  
 
92,000,000  
 
3,733,000,000  
 
931,000,000  
 
205,000,000  
 
2,412,000,000  
 
92,000,000  
 
3,640,000,000