Stockholders' Equity - Stock Based Compensation Expense (Details) - USD ($) $ in Thousands |
12 Months Ended | |
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Mar. 31, 2019 |
Mar. 31, 2018 |
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| Stock-based compensation expense | ||
| Stock-based compensation expense | $ 907 | $ 586 |
| Cost of goods sold | ||
| Stock-based compensation expense | ||
| Stock-based compensation expense | 51 | 52 |
| Research and development | ||
| Stock-based compensation expense | ||
| Stock-based compensation expense | 32 | 21 |
| Selling, general and administrative | ||
| Stock-based compensation expense | ||
| Stock-based compensation expense | $ 824 | $ 513 |
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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