Annual report pursuant to Section 13 and 15(d)

RESTRUCTURING RELATED EXPENSES (Restructuring Activity) (Details)

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RESTRUCTURING RELATED EXPENSES (Restructuring Activity) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Restructuring Reserve [Roll Forward]    
Liability balance at beginning of period $ 265 $ 750
Increase in liability 2,375 1,523
Reduction in liability (payments) (2,257) (2,008)
Liability balance at end of period $ 383 $ 265