Annual report pursuant to Section 13 and 15(d)

INTANGIBLE ASSETS - Amortization expense (Details)

v3.20.4
INTANGIBLE ASSETS - Amortization expense (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
INTANGIBLE ASSETS      
Amortization expense $ 2,108,000 $ 789,000 $ 97,000
Estimated aggregate amount of amortization expense for intangible assets      
2021 2,100,000    
2022 2,100,000    
2023 2,100,000    
2024 2,100,000    
2025 2,100,000    
2026 2,100,000    
2027 2,100,000    
2028 2,100,000    
2029 2,100,000    
2030 2,100,000    
Accumulated amortization $ 2,967,000 $ 859,000