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(Schedule Of Market-Based Restricted Stock Unit Activity) (Details) (Market Based Restricted Stock Units [Member], USD $)
In Thousands, except Per Share data, unless otherwise specified
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12 Months Ended |
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Mar. 31, 2015
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Mar. 31, 2014
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Mar. 31, 2013
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Market Based Restricted Stock Units [Member]
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|
|
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| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward] |
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|
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| Balance as of March 31, 2014 |
978 |
|
|
| Granted |
193 |
|
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| Vested |
(671) |
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| Vested above target |
192 |
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| Forfeited or cancelled |
(29) |
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| Balance as of March 31, 2015 |
663 |
978 |
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| Weighted-Average Grant Date Fair Values, Balance as of March 31, 2014 |
$ 24.83 |
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|
| Weighted-Average Grant Date Fair Values, Granted |
$ 48.14 |
$ 30.18 |
$ 12.60 |
| Weighted-Average Grant Date Fair Values, Vested |
$ 22.01 |
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| Share-based compensation Arrangement, Equity instruments other than options, Excess Vesting, Weighted Average Grant Date Fair Value |
$ 17.20 |
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| Weighted-Average Grant Date Fair Values, Forfeited or cancelled |
$ 34.77 |
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| Weighted-Average Grant Date Fair Values, Balance as of March 31, 2015 |
$ 31.82 |
$ 24.83 |
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