v3.20.2
RESTRUCTURING CHARGES - Accrued Restructuring (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2020
Dec. 31, 2019
Restructuring Reserve [Abstract]    
Restructuring charges, beginning balance $ 4,251 $ 7,077
Additions 10,310 6,976
Payments (11,533) (9,802)
Restructuring charges, ending balance 3,028 4,251
Restructuring charges - noncurrent portion (1,052) (1,483)
Restructuring charges - current portion $ 1,976 $ 2,768