STOCK PLANS - Stock Incentive Plans (Details) |
12 Months Ended |
|---|---|
|
Dec. 31, 2022
shares
| |
| Stock Incentive Plans | |
| Stock incentive plan, awards reserved for issuance (in shares) | 14,606,701 |
| Stock incentive plan, awards issued (in shares) | 13,894,661 |
| Stock incentive plan, awards available for grant (in shares) | 712,040 |
| 2011 Plan | |
| Stock Incentive Plans | |
| Stock incentive plan, awards reserved for issuance (in shares) | 14,431,701 |
| Stock incentive plan, awards issued (in shares) | 13,858,585 |
| Stock incentive plan, awards available for grant (in shares) | 573,116 |
| 2014 Inducement Plan | |
| Stock Incentive Plans | |
| Stock incentive plan, awards reserved for issuance (in shares) | 175,000 |
| Stock incentive plan, awards issued (in shares) | 36,076 |
| Stock incentive plan, awards available for grant (in shares) | 138,924 |
| ESPP | |
| Stock Incentive Plans | |
| ESPP, shares reserved for purchase (in shares) | 1,000,000 |
| ESPP, shares purchased (in shares) | 480,350 |
| ESPP, shares available for purchase (in shares) | 519,650 |