|
Goodwill, Capitalized Software and Other Intangible Assets 3 (Details) (USD $)
In Millions, unless otherwise specified |
9 Months Ended |
|---|---|
|
Dec. 31, 2014
|
|
| Goodwill activity by segment | |
| Balance at March 31, 2014 | $ 5,922 |
| Divestiture | (109) |
| Foreign currency translation adjustment | (4) |
| Balance at December 31, 2014 | 5,809 |
| Mainframe Solutions [Member] | |
| Goodwill activity by segment | |
| Balance at March 31, 2014 | 4,178 |
| Divestiture | 0 |
| Foreign currency translation adjustment | 0 |
| Balance at December 31, 2014 | 4,178 |
| Enterprise Solutions [Member] | |
| Goodwill activity by segment | |
| Balance at March 31, 2014 | 1,663 |
| Divestiture | (109) |
| Foreign currency translation adjustment | (4) |
| Balance at December 31, 2014 | 1,550 |
| Services [Member] | |
| Goodwill activity by segment | |
| Balance at March 31, 2014 | 81 |
| Divestiture | 0 |
| Foreign currency translation adjustment | 0 |
| Balance at December 31, 2014 | $ 81 |