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Supplemental Statement of Cash Flows Information 2 (Details) (USD $)
In Millions, unless otherwise specified |
9 Months Ended | |
|---|---|---|
|
Dec. 31, 2014
|
Dec. 31, 2013
|
|
| Supplemental Cash Flow Information [Abstract] | ||
| Interest payments, net | $ 65 | $ 56 |
| Income taxes paid, net | 238 | 353 |
| Excess tax benefits from share-based incentive awards included in financing activities from continuing operations | 3 | 4 |
| Share-based incentive awards, Non-cash financing activities | 43 | 47 |
| Withholding taxes on share-based incentive awards, Non-cash financing activities | 27 | 28 |
| Discretionary stock contributions to CA, Inc. Savings Harvest Plan, Non-cash financing activities | 26 | 28 |
| Treasury common shares issued in connection with Employee Stock Purchase Plan, Non-cash financing activities | $ 5 | $ 4 |