|
Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified
|
Sep. 30, 2011
|
Dec. 31, 2010
|
Dec. 31, 2009
|
| ASSETS |
|
|
|
| Cash and cash equivalents |
$ 6,498 |
$ 7,796 |
$ 5,295 |
| Short-term investments - held to maturity |
6,245 |
3,100 |
100 |
| Accounts receivable, net |
5,893 |
5,150 |
4,563 |
| Inventory |
2,119 |
1,905 |
2,179 |
| Prepaid expenses and other current assets |
857 |
777 |
687 |
| Total current assets |
21,612 |
18,728 |
12,824 |
| Long-term investments - held to maturity |
1,000 |
1,500 |
|
| Equipment, furniture and leasehold improvements, net |
4,522 |
3,287 |
1,021 |
| Intangible assets, net |
36 |
39 |
43 |
| Other assets |
92 |
92 |
92 |
| Deferred tax asset |
9,056 |
9,056 |
|
| Total assets |
36,318 |
32,702 |
13,980 |
| LIABILITIES AND SHAREHOLDERS' EQUITY |
|
|
|
| Accounts payable |
1,021 |
1,100 |
1,122 |
| Accrued compensation |
1,631 |
1,975 |
956 |
| Other accrued expenses |
1,636 |
1,781 |
791 |
| Advance payments |
122 |
101 |
211 |
| Deferred revenue |
55 |
26 |
238 |
| Warrant liability |
|
7,694 |
34 |
| Other current liabilities |
235 |
170 |
891 |
| Total current liabilities |
4,700 |
12,847 |
4,243 |
| Warrant liability |
|
5,158 |
6,844 |
| Total liabilities |
4,700 |
18,005 |
11,087 |
| Commitments and contingencies (Note 12) |
|
|
|
| Shareholders' equity: |
|
|
|
| Series B Convertible Preferred stock |
|
|
|
| Common stock, $.001 par value: authorized 200,000,000 shares |
23 |
21 |
17 |
| Additional paid-in capital |
219,465 |
206,298 |
193,358 |
| Accumulated deficit |
(187,870) |
(191,622) |
(190,482) |
| Total shareholders' equity |
31,618 |
14,697 |
2,893 |
| Total liabilities and shareholders' equity |
$ 36,318 |
$ 32,702 |
$ 13,980 |