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Net Income Per Share | 6 Months Ended
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Sep. 30, 2017
Earnings Per Share [Abstract] |
Net Income Per Share | Net Income Per Share The computations of basic and diluted net income per share for the Company were as follows (in thousands, except per share amounts):
|  | Three Months Ended September 30, |  | Six Months Ended September 30,
|  | 2017 |  | 2016 |  | 2017 |  | 2016
Net Income |  | $ | 56,358 |  |  | $ | 47,045 |  |  | $ | 93,365 |  |  | $ | 68,986 |
Shares used in net income per share computation: |  |  |  |  |  |  |  |  |  |  |  |
Weighted average shares outstanding - basic |  | 164,120 |  |  | 162,222 |  |  | 163,765 |  |  | 162,176 |
Effect of potentially dilutive equivalent shares |  | 4,958 |  |  | 3,327 |  |  | 4,945 |  |  | 2,750 |
Weighted average shares outstanding - diluted |  | 169,078 |  |  | 165,549 |  |  | 168,710 |  |  | 164,926 |
Net income per share: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.34 |  |  | $ | 0.29 |  |  | $ | 0.57 |  |  | $ | 0.43 |
Diluted |  | $ | 0.33 |  |  | $ | 0.28 |  |  | $ | 0.55 |  |  | $ | 0.42 |
Share equivalents attributable to outstanding stock options and restricted stock units of 0.6 million and 2.9 million for the three months ended September 30, 2017 and 2016, respectively, and 1.2 million and 3.1 million for the six months ended September 30, 2017 and 2016, respectively, were anti-dilutive and excluded from the calculation of diluted net income per share.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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