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NET INCOME (LOSS) PER SHARE (Tables) | 12 Months Ended
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Mar. 31, 2017
Earnings Per Share [Abstract] |
Schedule of basic and diluted net income (loss) per share | The following table sets forth the computation of basic and diluted net income (loss) per share, as adjusted for the Reverse Stock Split, (in thousands, except per-share data):
| For the year ended March 31,
| 2017 |  | 2016 |  | 2015
Numerator: |  |  |  |  |
Net income (loss) | $ | 3,645 |  |  | $ | (76,394 | ) |  | $ | 17,083 |
Denominator: |  |  |  |  |
Weighted average shares: |  |  |  |  |
Basic | 33,742 |  |  | 32,841 |  |  | 31,833 |
Dilutive shares from stock plans | 371 |  |  | — |  |  | 670 |
Diluted | 34,113 |  |  | 32,841 |  |  | 32,503 |
Basic net income (loss) per share | $ | 0.11 |  |  | $ | (2.33 | ) |  | $ | 0.54 |
Diluted net income (loss) per share | $ | 0.11 |  |  | $ | (2.33 | ) |  | $ | 0.53 |
Schedule of antidilutive securities excluded from computation of diluted net income (loss) per share | The computations of diluted net income (loss) per share for the periods presented exclude the following because the effect would have been anti-dilutive (in millions):
| For the year ended March 31,
| 2017 |  | 2016 |  | 2015
Weighted average shares excluded: |  |  |  |  |
4.50% convertible subordinated notes | 5.1 |  |  | 5.3 |  |  | 5.3 |
3.50% convertible subordinated notes | — |  |  | 1.3 |  |  | 3.6 |
Stock options | 0.2 |  |  | 0.6 |  |  | 0.3 |
Unvested restricted stock units | 0.4 |  |  | 1.5 |  |  | — |
Interest expense excluded: |  |  |  |  |
4.50% convertible subordinated notes | 0.4 |  |  | 0.5 |  |  | 0.5 |
3.50% convertible subordinated notes | — |  |  | 0.2 |  |  | 0.7 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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