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OTHER ACCRUED LIABILITIES
 12 Months Ended
Dec. 31, 2020
Payables and Accruals [Abstract]  
OTHER ACCRUED LIABILITIES OTHER ACCRUED LIABILITIES
A summary of other accrued liabilities as of December 31, 2020 and 2019 is as follows (in thousands):
 
 December 31,
 20202019
Payroll and other compensation expenses$42,668 $45,934 
Legal and professional accruals4,135 5,201 
Insurance accruals
6,659 10,951 
Property, sales and other non-income related taxes8,722 8,593 
Accrued commission1,048 3,299 
Accrued interest2,437 5,015 
Other7,475 7,513 
Total$73,144 $86,506