Consolidated Balance Sheets - USD ($) $ in Thousands |
Mar. 31, 2017 |
Mar. 31, 2016 |
| Current Assets |
|
|
| Cash and cash equivalents |
$ 62,751
|
$ 62,091
|
| Accounts receivable |
647
|
259
|
| Inventory, net |
550
|
334
|
| Prepaid expenses and other current assets |
1,144
|
968
|
| Total current assets |
65,092
|
63,652
|
| Fixed assets, net |
3,840
|
3,711
|
| Restricted cash |
127
|
79
|
| Other assets, net |
121
|
134
|
| Total assets |
69,180
|
67,576
|
| Current Liabilities |
|
|
| Accounts payable |
1,171
|
787
|
| Accrued expenses |
4,101
|
2,450
|
| Deferred rent |
157
|
139
|
| Deferred revenue |
582
|
1,110
|
| Warrant liabilities |
0
|
4
|
| Total current liabilities |
6,011
|
4,490
|
| Deferred revenue, net of current portion |
58
|
0
|
| Deferred rent, net of current portion |
749
|
905
|
| Total liabilities |
6,818
|
5,395
|
| Commitments and Contingencies (Note 6) |
0
|
0
|
| Stockholders’ Equity |
|
|
| Common stock, $0.001 par value; 150,000,000 shares authorized, 104,551,466 and 92,391,989 shares issued and outstanding at March 31, 2017 and March 31, 2016, respectively |
104
|
92
|
| Additional paid-in capital |
261,586
|
222,959
|
| Accumulated deficit |
(199,317)
|
(160,870)
|
| Accumulated other comprehensive income (loss) |
(11)
|
0
|
| Total stockholders’ equity |
62,362
|
62,181
|
| Total Liabilities and Stockholders’ Equity |
$ 69,180
|
$ 67,576
|