XML 54 R42.htm IDEA: XBRL DOCUMENT v3.21.2
IMPAIRMENT CHARGES (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Restructuring and Related Activities [Abstract]        
Total Impairments $ 0 $ 0 $ 0 $ 29,400,000
Impairment charges of write off of stock       $ 3,500,000