|
Condensed Statements of Cash Flows (Parenthetical) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2014
|
|---|---|
| 10% Convertible promissory notes | |
| Conversion of convertible promissory notes into preferred stock, accrued interest | $ 923 |
| Pfizer note | |
| Conversion of convertible promissory notes into preferred stock, accrued interest | $ 274 |