Annual report pursuant to Section 13 and 15(d)

SHARE BASED COMPENSATION - 2015 Stock Plan (Details)

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SHARE BASED COMPENSATION - 2015 Stock Plan (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 21, 2022
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2015
SHARE BASED COMPENSATION        
Share based compensation expense   $ 4,425 $ 2,466  
Stock Options        
SHARE BASED COMPENSATION        
Number of shares authorized for grant 7,642,857      
Share based compensation expense   $ 800 51,669  
Granted period   10 years    
Vesting period   4 years    
Stock Plan 2015 [Member]        
SHARE BASED COMPENSATION        
Number of additional shares authorized for grant 3,000,000      
Number of shares available for issuance   1,146,620    
Share based compensation expense   $ 4,400 $ 2,500  
Stock Plan 2015 [Member] | Stock Options        
SHARE BASED COMPENSATION        
Number of shares authorized for grant       4,642,857