STOCK-BASED COMPENSATION - Summary of Stock Based Compensation Plans (Details)	Jun. 30, 2024 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares)	12,000,000
Conversions of Preferred Stock and cumulative Preferred Stock dividends (in shares)	95,558
Total shares reserved for future issuance (in shares)	235,558
Total options available for future issuance (in shares)	4,555,111
2014 Stock Option Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total options available for future issuance (in shares)	15,687
2015 Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total options available for future issuance (in shares)	369,157
2018 Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total options available for future issuance (in shares)	4,170,267
June 2014 | 2014 Stock Option Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares)	750,000
June 2015 | 2015 Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares)	1,250,000
April 2018 | 2018 Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares)	10,000,000
Former CEO
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issuance of shares (in shares)	140,000