Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE (Details)

v3.23.2
FAIR VALUE (Details) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Fair Value    
Investments at fair value $ 34,454 $ 47,787
Fair Value Measurements Recurring | Estimate Of Fair Value Fair Value Disclosure    
Fair Value    
Investments at fair value 55,563 51,942
Fair Value Measurements Recurring | Money market funds | Estimate Of Fair Value Fair Value Disclosure    
Fair Value    
Investments at fair value 21,109 4,155
Fair Value Measurements Recurring | US treasury bills | Estimate Of Fair Value Fair Value Disclosure    
Fair Value    
Investments at fair value 8,953 5,225
Fair Value Measurements Recurring | Government-sponsored enterprise securities | Estimate Of Fair Value Fair Value Disclosure    
Fair Value    
Investments at fair value 15,584 15,796
Fair Value Measurements Recurring | Corporate bonds and commercial paper | Estimate Of Fair Value Fair Value Disclosure    
Fair Value    
Investments at fair value 9,917 26,766
Fair Value Measurements Recurring | Level 1    
Fair Value    
Investments at fair value 21,109 4,155
Fair Value Measurements Recurring | Level 1 | Money market funds    
Fair Value    
Investments at fair value 21,109 4,155
Fair Value Measurements Recurring | Level 2    
Fair Value    
Investments at fair value 34,454 47,787
Fair Value Measurements Recurring | Level 2 | US treasury bills    
Fair Value    
Investments at fair value 8,953 5,225
Fair Value Measurements Recurring | Level 2 | Government-sponsored enterprise securities    
Fair Value    
Investments at fair value 15,584 15,796
Fair Value Measurements Recurring | Level 2 | Corporate bonds and commercial paper    
Fair Value    
Investments at fair value $ 9,917 $ 26,766