Annual report pursuant to Section 13 and 15(d)

FAIR VALUE (Details)

v3.24.0.1
FAIR VALUE (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Fair Value    
Investments at fair value $ 39,001 $ 47,787
Fair Value Measurements Recurring    
Fair Value    
Investments at fair value 48,686 51,942
Fair Value Measurements Recurring | Money market funds    
Fair Value    
Investments at fair value 9,685 4,155
Fair Value Measurements Recurring | US treasury bills    
Fair Value    
Investments at fair value 12,594 5,225
Fair Value Measurements Recurring | Government-sponsored enterprise securities    
Fair Value    
Investments at fair value 11,233 15,796
Fair Value Measurements Recurring | Corporate bonds and commercial paper    
Fair Value    
Investments at fair value 15,174 26,766
Fair Value Measurements Recurring | Level 1    
Fair Value    
Investments at fair value 9,685 4,155
Fair Value Measurements Recurring | Level 1 | Money market funds    
Fair Value    
Investments at fair value 9,685 4,155
Fair Value Measurements Recurring | Level 2    
Fair Value    
Investments at fair value 39,001 47,787
Fair Value Measurements Recurring | Level 2 | US treasury bills    
Fair Value    
Investments at fair value 12,594 5,225
Fair Value Measurements Recurring | Level 2 | Government-sponsored enterprise securities    
Fair Value    
Investments at fair value 11,233 15,796
Fair Value Measurements Recurring | Level 2 | Corporate bonds and commercial paper    
Fair Value    
Investments at fair value $ 15,174 $ 26,766