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v3.23.3

Note 2 - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands | 1 Months Ended | 9 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Nov. 30, 2022 | Feb. 28, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022 | Sep. 12, 2023 | Nov. 14, 2022
Accounts Receivable, after Allowance for Credit Loss, Current |  |  |  | $ 125,982 |  | $ 96,596 |  |
Oil and Gas Joint Interest Billing Receivables |  |  |  | 6,500 |  | 2,200 |  |
Income Taxes Receivable |  |  |  | 3,200 |  | 3,200 |  |
Accounts Receivable, Allowance for Credit Loss, Current |  |  |  | 0 |  | 0 |  |
Inventory, Raw Materials and Supplies, Gross |  |  |  | 15,100 |  | 13,300 |  |
Inventory, LIFO Reserve |  |  |  | 0 |  |  |  |
Prepaid Expense |  |  |  | 1,700 |  | 4,100 |  |
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment |  |  |  | 847,000,000 |  | 696,000,000 |  |
Accounts Payable and Accrued Liabilities, Current |  |  |  | 294,600 |  | 266,100 |  |
Payments of Debt Issuance Costs |  |  |  | 26,401 | $ 9,221 |  |  |
Amortization of Debt Issuance Costs |  |  |  | 9,352 | 3,261 |  |  |
Debt Instrument, Unamortized Discount | [1] |  |  | 29,542 |  | $ 27,086 |  |
Amortization of Debt Discount (Premium) |  |  |  | 12,660 | 4,609 |  |  |
Senior Unsecured Notes and Revolving Credit Facility [Member] |  |  |  |  |  |  |  |
Debt Issuance Costs, Gross |  |  |  | 46,100 |  |  |  |
Payments of Debt Issuance Costs |  |  |  | 26,400 |  |  |  |
Amortization of Debt Issuance Costs |  |  |  | $ 9,400 | 3,300 |  |  |
Senior Unsecured Notes Due 2024 [Member] |  |  |  |  |  |  |  |
Debt Issuance Costs, Gross |  |  |  |  |  |  | $ 1,500 |
Payments of Debt Issuance Costs |  |  | $ 22,100 |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  | 10.00% | 10.00% |  |  |  |
Debt Instrument, Unamortized Discount |  |  |  | $ 64,800 |  |  | 3,200 |
Amortization of Debt Discount (Premium) |  |  |  | $ 12,700 | $ 4,600 |  |  |
The 10.625% Senior Notes [Member] |  |  |  |  |  |  |  |
Debt Issuance Costs, Gross |  |  |  |  |  |  | 3,700 |
Payments of Debt Issuance Costs |  | $ 223,700 |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  | 10.625% |  |  |  | 10.625%
Debt Instrument, Unamortized Discount |  |  |  |  |  |  | $ 11,700 |
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Two Largest Purchasers [Member] |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  | 96.00% |  | 94.00% |  |
Electric Power Infrastructure [Member] |  |  |  |  |  |  |  |
Accounts Receivable, after Allowance for Credit Loss, Current |  |  |  | $ 0 |  | $ 4,900 |  |
Settlements of Derivative Contracts [Member] |  |  |  |  |  |  |  |
Accounts Receivable, after Allowance for Credit Loss, Current |  |  |  | 0 |  | 4,700 |  |
Aid-in-construction Receivables [Member] | WTG Gas Processing, L.P. [Member] |  |  |  |  |  |  |  |
Accounts Receivable, after Allowance for Credit Loss |  |  |  | 5,600 |  | 6,100 |  |
Crude Oil, Natural Gas and Natural Gas Liquids [Member] |  |  |  |  |  |  |  |
Accounts Receivable, after Allowance for Credit Loss, Current |  |  |  | $ 116,300 |  | $ 81,600 |  |
[1] | Discounts as of September 30, 2023 and December 31, 2022 consisted of $30.0 million and $34.8 million, respectively, in discounts less accumulated amortization of $458,000 and $7.7 million, respectively.

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