|
Document And Entity Information
|
9 Months Ended |
|---|---|
|
Sep. 30, 2014
|
|
| Document Information [Line Items] | |
| Entity Registrant Name | GENSPERA INC |
| Entity Central Index Key | 0001421204 |
| Entity Filer Category | Smaller Reporting Company |
| Document Type | POS AM |
| Amendment Flag | false |
| Document Period End Date | Sep. 30, 2014 |
| Trading Symbol | GNSZ |