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BALANCE SHEET DETAILS
 3 Months Ended
Mar. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
BALANCE SHEET DETAILS BALANCE SHEETS DETAILS
Accounts and Other Receivables
Accounts and other receivables were as follows (in thousands):
 March 31
2022		December 31
2021
Trade accounts receivables$1,118 $1,235 
Other receivables961 735 
Accounts and other receivables$2,079 $1,970 
Allowance for credit losses as of March 31, 2022 and December 31, 2021 were not material.

Prepaid Expenses and Other Current Assets
Prepaid expenses and other current assets were as follows (in thousands):
March 31
2022		December 31
2021
Prepaid expenses$701 $798 
Contract assets - current10,906 12,448 
Other current assets181 186 
Prepaid expenses and other current assets$11,788 $13,432 
Other Assets, Net
Other assets, net are as follows (in thousands):
 March 31
2022		December 31
2021
Contract assets - long-term$1,014 $1,746 
Lease right-of-use assets861 912 
Deferred tax assets2,116 2,115 
Other assets 10 36 
Total other assets, net$4,001 $4,809 
Other Current Liabilities
Other current liabilities are as follows (in thousands):
 March 31
2022		December 31
2021
Derivative instruments$10,950 $6,267 
Lease liabilities - current1,065 1,098 
Other current liabilities3,940 3,882 
Total other current liabilities$15,955 $11,247