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STOCKHOLDERS' EQUITY - SALES AGREEMENTS (Details) - USD ($) |  | 12 Months Ended
--- | --- | ---
Sep. 04, 2020 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
At Market Issuance Sales Agreements [Line Items] |  |  |  |
Issuance of common stock in connection with at market offering, net of issuance costs |  |  | $ 20,385,000 | $ 4,075,000
2020 Sales Agreement |  |  |  |
At Market Issuance Sales Agreements [Line Items] |  |  |  |
Aggregate offering price of common stock | $ 100,000,000 |  |  |
Maximum commission rate (as a percent) | 3.00% |  |  |
Issuance of common stock in connection with at market offering, net of issuance costs (in shares) |  | 0 | 10,571,556 |
Issuance of common stock in connection with at market offering, net of issuance costs |  |  | $ 20,385,000 |

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