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SUBSEQUENT EVENTS (Details)
Jan. 31, 2022
USD ($)
ft²
Dec. 31, 2021
USD ($)
Future minimum lease payment    
2022   $ 141,000
Subsequent event    
Future minimum lease payment    
2023 $ 328,000  
2024 446,000  
2025 457,000  
2026 468,000  
2027 and thereafter 1,603,000  
Total future minimum lease payments $ 3,302,000  
Subsequent event | Office and laboratory space in Boulder, Colorado    
Subsequent Event [Line Items]    
Area of property under lease | ft² 18,614  
Term of lease (in years) 84 months  
Tenant improvement allowance $ 1,000,000.0  
Interest rate (in percent) 6.00%  
Subsequent event | Office and laboratory space in Boulder, Colorado | Maximum    
Subsequent Event [Line Items]    
Tenant improvement allowance $ 2,000,000.0