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Quarterly Results (Unaudited) (Tables) | 12 Months Ended
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Mar. 31, 2017
Quarterly Financial Information Disclosure [Abstract] |
Schedule of quarterly financial information |
| Year ended March 31, 2017
| First | Second | Third | Fourth | Year
(In thousands except per share data) | quarter | quarter | quarter | Quarter
Net revenue | $ | 30,953 |  | $ | 32,676 |  | $ | 33,448 |  | $ | 30,602 |  | $ | 127,678 |
Gross profit | 16,191 |  | 15,879 |  | 16,241 |  | 15,475 |  | 63,785 |
Restructuring, severance and other charges | 89 |  | — |  | 1,395 |  | 77 |  | 1,561 |
Legal settlements | — |  | 85 |  | — |  | — |  | 85 |
Net loss | $ | (2,297 | ) | $ | (2,400 | ) | $ | (1,737 | ) | $ | (5,287 | ) | $ | (11,721 | )
Per share data-basic and diluted |  |  |  |  |
Net loss | $ | (0.1 | ) | $ | (0.11 | ) | $ | (0.08 | ) | $ | (0.23 | ) | $ | (0.52 | )
| Year ended March 31, 2016
| First | Second | Third | Fourth | Year
(In thousands except per share data) | quarter | quarter | quarter | Quarter
Net revenue | $ | 27,491 |  | $ | 29,644 |  | $ | 31,307 |  | $ | 31,924 |  | $ | 120,366 |
Gross profit | 16,399 |  | 17,591 |  | 16,508 |  | 17,607 |  | 68,106 |
Impairments and other fair value adjustments | — |  | (175 | ) | — |  | 355 |  | 180 |
Restructuring, severance and other charges | (46 | ) | (15 | ) | 8 |  | 336 |  | 283 |
Legal settlements | — |  | — |  | 185 |  | 83 |  | 268 |
Net loss | $ | (185 | ) | $ | (370 | ) | $ | (1,673 | ) | $ | (1,538 | ) | $ | (3,765 | )
Net loss Per share data-basic and diluted | $ | (0.01 | ) | $ | (0.02 | ) | $ | (0.07 | ) | $ | (0.07 | ) | $ | (0.17 | )

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- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=84173487&loc=d3e1280-108306 + Details
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