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Accounts Receivable
12 Months Ended
Dec. 31, 2020
Receivables [Abstract]  
Accounts Receivable Accounts Receivable
Accounts receivable consist of the following at December 31:
20202019
Trade customers$1,086 $948 
Related parties12 
Allowance for credit losses(17)(22)
1,078 938 
Federal and state taxes92 59 
Other44 39 
Accounts receivable, net$1,214 $1,036