|
Income Taxes (Schedule of Deferred Tax Assets) (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2013
|
Dec. 31, 2012
|
|---|---|---|
| Income Taxes [Abstract] | ||
| Net operating loss carryforwards | $ 39,074 | $ 37,664 |
| Stock based compensation | 3,117 | 3,580 |
| Fixed assets and intangibles | 783 | 1,043 |
| Allowances and accruals | 1,397 | 804 |
| Credits | 23 | 23 |
| Total gross deferred tax assets | 44,394 | 43,114 |
| Less: valuation allowance | (44,394) | (43,114) |
| Net deferred tax assets |