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STOCK-BASED COMPENSATION (Tables)
12 Months Ended
Dec. 31, 2023
Share-Based Payment Arrangement [Abstract]  
Summary of Stock Options Outstanding

December 31, 2023

December 31, 2022

    

    

Weighted

    

    

Weighted

Number of

Average

Number of

Average

Stock

Exercise

Stock

Exercise

Options

Price

Options

Price

Stock options outstanding at beginning of period

 

356,296

$

5.06

 

277,576

$

6.18

Granted

 

117,637

 

1.01

 

78,720

 

1.09

Canceled or forfeited

(49,107)

16.07

Stock options outstanding at end of period

 

424,826

2.66

 

356,296

5.06

Stock options exercisable at end of period

 

307,189

$

3.29

 

277,576

$

6.18

Summary of Assumptions Used to Assess the Fair Value of Stock Options Granted

Years ended December 31,

    

2023

    

2022

Expected volatility

99%

105%

Expected term of options (years)

6

6

Expected dividend rate

Risk-free interest rate

3.51%

2.95%

Expected forfeiture rate

Weighted-average grant-date fair value

$

0.81

$

0.89

Summary of RSU Activity

December 31, 

December 31, 

2023

2022

    

    

Weighted-

    

    

Weighted-

Average

Average

Number of

Grant Date

Number of

Grant Date

RSUs

Fair Value

RSUs

Fair Value

Unvested RSUs at beginning of period

 

1,207,872

$

1.40

 

385,004

$

3.18

Granted

 

1,516,091

0.99

 

1,229,950

 

1.16

Forfeited/Expired

 

(432,587)

 

1.67

 

(225,091)

 

2.39

Vested

 

(518,318)

 

1.16

 

(181,991)

 

2.31

Unvested RSUs at end of period

 

1,773,058

$

1.03

 

1,207,872

$

1.40