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RESTRUCTURING (Tables)
12 Months Ended
Dec. 31, 2020
Restructuring and Related Activities [Abstract]  
Schedule of Restructuring Reserve by Type of Cost The following table presents activities in accrued liabilities and related expenses for the restructuring as of and for the years ended December 31, 2020, 2019 and 2018:
As of and for the year ended December 31,
($ in thousands)202020192018
Balance at beginning of period$1,204 $117 $202 
Accrual/Expense— 4,263 4,431 
Payments(1,204)(3,176)(4,516)
Balance at end of period$ $1,204 $117