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Accounts Receivable and Revenues from Contracts with Customers - Summary of Accounts Receivable (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Receivables [Abstract]    
Customers $ 24,443 $ 63,165
Joint interest partners 1,741 6,929
Other 0 674
Accounts Receivable, Gross, Current, Total 26,184 70,768
Less: Allowance for credit losses (154) (52)
Accounts receivable, net of allowance for doubtful accounts $ 26,030 $ 70,716