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ACCRUED LIABILITIES (Tables)
12 Months Ended
Dec. 31, 2020
Payables and Accruals [Abstract]  
Schedule of composition of accrued liabilities
The composition of accrued liabilities is as follows (dollar amounts in thousands):
As of December 31,20202019
Salaries and employee benefits$15,293 $11,265 
Sales, use and property tax (See Note 14)3,256 2,830 
Convention and meeting costs6,375 5,501 
Other6,786 5,935 
Total$31,710 $25,531