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OTHER LONG-TERM LIABILITIES (Tables)
 12 Months Ended
Dec. 31, 2020
Other Liabilities Disclosure [Abstract]  
Other long-term liabilities
Other long-term liabilities consisted of the following at December 31, 2020 and 2019 (in thousands):
December 31,
20202019
Finance lease liabilities472 — 
Deferred compensation5,818 5,186 
Other long-term liabilities1,496 460 
Total$7,786 $5,646