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STOCKHOLDERS' EQUITY - Authorized stock (Details) - $ / shares
Mar. 31, 2022
Dec. 31, 2021
STOCKHOLDERS' EQUITY    
Common Stock, authorized (in shares) 100,000,000 100,000,000
Common Stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Preferred Stock, authorized (in shares) 10,000,000 10,000,000
Preferred Stock, par value (in dollars per share) $ 0.0001 $ 0.0001