Stockholders' Equity (Tables)
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12 Months Ended |
Mar. 31, 2018 |
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| Summary of stock-based compensation expense by statement of operations line item |
The following table summarizes, by statement of operations line item, stock-based compensation expense for the fiscal years ended March 31, 2018 and 2017 (in thousands):
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Year Ended March 31,
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2018
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2017
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Cost of goods sold
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$
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52
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$
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65
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Research and development
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21
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29
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Selling, general and administrative
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513
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716
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Stock-based compensation expense
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$
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586
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$
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810
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| Summary of stock option activity |
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Weighted-
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Average
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Weighted-
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Remaining
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Aggregate
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Average
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Contractual
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Intrinsic
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Shares
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Exercise Price
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Term
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Value
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(in years)
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Options outstanding at March 31, 2017
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314,537
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$
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15.48
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Granted
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—
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$
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—
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Exercised
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—
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$
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—
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Forfeited, cancelled or expired
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(102,145)
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$
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4.62
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Options outstanding at March 31, 2018
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212,392
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$
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20.71
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2.8
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—
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Options fully vested at March 31, 2018 and those expected to vest beyond March 31, 2018
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212,392
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$
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20.71
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2.8
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—
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Options exercisable at March 31, 2018
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212,392
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$
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20.71
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2.8
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—
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| Schedule of weighted-average assumptions used to calculate the estimated fair value of each stock option |
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Year Ended March 31,
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2017
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Risk-free interest rates
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1.3
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%
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Expected lives (in years)
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5.7
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Dividend yield
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—
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%
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Expected volatility
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133.9
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%
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Weighted average grant date fair value of options granted during the period
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$
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1.52
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| Restricted stock units |
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| Summary of restricted stock activity |
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Weighted
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Average Grant
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Date Fair
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Restricted Stock Units
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Shares
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Value
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Nonvested restricted stock units outstanding at March 31, 2017
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316,709
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$
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2.85
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Granted
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1,986,384
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0.83
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Vested and issued
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(239,742)
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2.65
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Forfeited
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(51,740)
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1.73
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Nonvested restricted stock units outstanding at March 31, 2018
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2,011,611
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0.90
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Restricted stock units expected to vest beyond March 31, 2018
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2,011,588
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$
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0.90
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| Schedule of additional information |
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Year Ended March 31,
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2018
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2017
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Restricted stock compensation expense (in thousands)
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$
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566
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$
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686
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Aggregate fair value of restricted stock units vested and issued (in thousands)
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$
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157
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$
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132
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Weighted average grant date fair value of restricted stock units granted during the period
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$
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0.83
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$
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1.64
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| Restricted Stock Awards |
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| Summary of restricted stock activity |
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Year Ended March 31,
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2018
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2017
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Restricted stock awards compensation expense (in thousands)
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$
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3
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$
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104
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Restricted stock awards granted
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3,969
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65,167
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Weighted average grant date fair value of restricted stock awards granted during the period
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$
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0.63
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$
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1.59
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