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Additional Balance Sheet Information (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, gross | $ 271,152 | $ 206,645
Less: allowance for credit losses | (1,412) | (106)
Total accounts receivable, net | 269,740 | 206,539
Accrued capital costs | 51,086 | 39,380
Accrued lease operating expenses | 15,257 | 18,635
Accrued oil and gas purchases | 10,467 | 8,967
Accrued general and administrative expenses | 9,964 | 35,249
Accrued dividends payable | 4,224 | 0
Accrued midstream operating expenses | 21,933 | 15,051
Other accrued liabilities | 16,069 | 9,002
Total accrued liabilities | 129,000 | 126,284
Trade accounts |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, gross | 200,301 | 161,519
Joint interest accounts |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, gross | 39,291 | 31,920
Other accounts |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, gross | $ 31,560 | $ 13,206

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