STOCKHOLDERS' EQUITY (Details) - Common Stock - shares |
3 Months Ended | 6 Months Ended | |||
---|---|---|---|---|---|
Jun. 30, 2022 |
Jun. 30, 2021 |
Jun. 30, 2022 |
Jun. 30, 2021 |
Dec. 31, 2021 |
|
2017 Warrants | |||||
Class of Warrant or Right [Line Items] | |||||
Number of warrants exercisable (in shares) | 1,130,089 | 0 | 1,130,089 | 0 | |
Number of shares purchasable through warrants (in shares) | 240,188 | 240,188 | 1,370,277 | ||
2015 Warrants | |||||
Class of Warrant or Right [Line Items] | |||||
Number of warrants exercisable (in shares) | 868,304 | 0 | 868,304 | 0 | |
Number of shares purchasable through warrants (in shares) | 47,199 | 47,199 | 915,503 |