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ACCOUNTS PAYABLE AND ACCRUED LIABILITIES
 12 Months Ended
Dec. 31, 2021
Payables and Accruals [Abstract]  
ACCOUNTS PAYABLE AND ACCRUED LIABILITIES

9. ACCOUNTS PAYABLE AND ACCRUED LIABILITIES

 

The components of accounts payable and accrued liabilities are summarized below:

 

               
   December 31, 
   2021   2020 
Accounts payable  $2,089   $2,233 
Accrued liabilities   1,263    1,079 
Current portion of lease liabilities   807    715 
Total accounts payable and accrued liabilities  $4,159   $4,027 

 

Accrued liabilities primarily consist of accrued insurance, accrued sales commissions and accrued compensation and benefits. At December 31, 2021 and 2020, accrued insurance was $481 and $445, respectively. Accrued sales commissions at December 31, 2021 and 2020 were $247 and $122, respectively. At December 31, 2021 accrued compensation and benefits were $270 compared to $256 at December 31, 2020. The remainder of accrued liabilities are comprised of several insignificant accruals in connection with normal business operations.