|
Accounting for Share-Based Compensation 4 (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
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3 Months Ended |
9 Months Ended |
|
Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2014
|
Dec. 31, 2013
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| Restricted Stock Awards (RSAs) [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Shares |
0.1 |
|
0 |
[1] |
3.1 |
|
2.7 |
|
| Weighted average grant date fair value (in dollars per share) |
$ 29.72 |
[2] |
$ 32.51 |
[2] |
$ 28.97 |
[2] |
$ 27.03 |
[2] |
| Restricted Stock Units (RSUs) [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Shares |
0 |
[1] |
0 |
|
0.8 |
|
0.8 |
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| Weighted average grant date fair value (in dollars per share) |
$ 27.98 |
[3] |
$ 0.00 |
[3] |
$ 26.92 |
[3] |
$ 25.37 |
[3] |
| 1-Year PSUs for Fiscal Year 2014 Incentive Plans [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Performance period (in years) |
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|
1 year |
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| 1-Year PSUs for Fiscal Year 2014 Incentive Plans [Member] | Restricted Stock Awards (RSAs) [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Shares |
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|
|
0.7 |
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| Weighted average grant date fair value (in dollars per share) |
|
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|
$ 29.91 |
|
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| 1-Year PSUs for Fiscal Year 2014 Incentive Plans [Member] | Restricted Stock Units (RSUs) [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
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| Shares |
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|
0.1 |
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| Weighted average grant date fair value (in dollars per share) |
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|
|
|
$ 28.92 |
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| 1-Year PSUs for Fiscal Year 2013 Incentive Plans [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Performance period (in years) |
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|
1 year |
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| 1-Year PSUs for Fiscal Year 2013 Incentive Plans [Member] | Restricted Stock Awards (RSAs) [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
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|
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| Shares |
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|
|
|
|
|
0.4 |
|
| Weighted average grant date fair value (in dollars per share) |
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|
|
|
|
$ 27.11 |
|
| 1-Year PSUs for Fiscal Year 2013 Incentive Plans [Member] | Restricted Stock Units (RSUs) [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
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| Shares |
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|
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|
0.1 |
|
| Weighted average grant date fair value (in dollars per share) |
|
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|
|
|
|
$ 26.12 |
|
| 1-Year PSUs for Fiscal Year 2014 Sales Retention Equity Programs [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Performance period (in years) |
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|
1 year |
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| 1-Year PSUs for Fiscal Year 2014 Sales Retention Equity Programs [Member] | Restricted Stock Awards (RSAs) [Member] |
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|
|
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|
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
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|
|
|
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| Shares |
|
|
|
|
0.2 |
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| Weighted average grant date fair value (in dollars per share) |
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|
|
|
$ 28.69 |
|
|
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| 1-Year PSUs for Fiscal Year 2014 Sales Retention Equity Programs [Member] | Restricted Stock Units (RSUs) [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
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| Shares |
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|
0.1 |
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| Weighted average grant date fair value (in dollars per share) |
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|
$ 25.73 |
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| 1-Year PSUs for Fiscal Year 2013 Sales Retention Equity Programs [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Performance period (in years) |
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|
1 year |
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| 1-Year PSUs for Fiscal Year 2013 Sales Retention Equity Programs [Member] | Restricted Stock Awards (RSAs) [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
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|
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| Shares |
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|
|
|
|
|
0.2 |
|
| Weighted average grant date fair value (in dollars per share) |
|
|
|
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|
$ 27.11 |
|
| 1-Year PSUs for Fiscal Year 2013 Sales Retention Equity Programs [Member] | Restricted Stock Units (RSUs) [Member] |
|
|
|
|
|
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|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
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| Shares |
|
|
|
|
|
|
0.1 |
|
| Weighted average grant date fair value (in dollars per share) |
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|
$ 24.13 |
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