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Additional Balance Sheet Information
12 Months Ended
Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Additional Balance Sheet Information
3. Additional Balance Sheet Information
Accounts receivable at December 31, 2021 and 2020 consisted of the following:
 
 
  
December 31,
 
(Thousands of dollars)
  
2021
 
  
2020
 
Joint interest billings
   $ 1,902      $ 2,475  
Trade receivables
     1,429        1,073  
Oil and gas sales
     11,154        3,469  
Other
     94        802  
    
 
 
    
 
 
 
       14,579        7,819  
Less: Allowance for doubtful accounts
     (371      (598
    
 
 
    
 
 
 
Total
   $ 14,208      $ 7,221  
    
 
 
    
 
 
 
Accounts payable at December 31, 2021 and 2020 consisted of the following:
 
 
  
December 31,
 
(Thousands of dollars)
  
2021
 
  
2020
 
Trade
   $ 2,390      $ 876  
Royalty and other owners
     2,802        3,569  
Partner advances
     1,209        193  
Other
     881        579  
    
 
 
    
 
 
 
Total
   $ 7,282      $ 5,217  
    
 
 
    
 
 
 
Accrued liabilities at December 31, 2021 and
2020
consisted of the following:
 
 
  
December 31,
 
(Thousands of dollars)
  
2021
 
  
2020
 
Compensation and related expenses
   $ 3,919      $ 3,331  
Property costs
     2,901        2,056  
Taxes
     893        1,016  
Other
     108        384  
    
 
 
    
 
 
 
Total
   $ 7,821      $ 6,787