| **Accounts Receivables (Details) - USD ($) $ in Thousands** | 12 Months Ended |
|-------------------------------------------------------------|-----------------|
||
| **Concentration Risk [Line Items]**                         |            |   |   |
| Accounts Receivable, Allowance for Credit Loss, Current     | $ (5,445)       | $ (6,055) |   |
| Accounts receivable, net                                    | $ 546,311       | $ 398,605 |   |
| Customer Concentration Risk | Customer | Customer No. 1     |            |   |   |
| **Concentration Risk [Line Items]**                         |            |   |   |
| Percentage of Revenue                                       | 27.00%          | 32.00% | 31.00% |
| Customer Concentration Risk | Customer | Customer No. 2     |            |   |   |
| **Concentration Risk [Line Items]**                         |            |   |   |
| Percentage of Revenue                                       | 9.00%           | 9.00% | 17.00% |
| Customer Concentration Risk | Customer | Customer No. 3     |            |   |   |
| **Concentration Risk [Line Items]**                         |            |   |   |
| Percentage of Revenue                                       | 7.00%           | 11.00% | 16.00% |
| Customer Concentration Risk | Customer | Customer No. 4     |            |   |   |
| **Concentration Risk [Line Items]**                         |            |   |   |
| Percentage of Revenue                                       | 5.00%           | 10.00% | 13.00% |
| Natural gas, NGLs and crude oil sales                       |            |   |   |
| **Concentration Risk [Line Items]**                         |            |   |   |
| Accounts Receivable, before Allowance for Credit Loss       | $ 491,327       | $ 368,991 |   |
| Joint interest billing                                      |            |   |   |
| **Concentration Risk [Line Items]**                         |            |   |   |
| Accounts Receivable, before Allowance for Credit Loss       | 46,633          | 24,860 |   |
| Other Accounts Receivable                                   |            |   |   |
| **Concentration Risk [Line Items]**                         |            |   |   |
| Accounts Receivable, before Allowance for Credit Loss       | $ 13,796        | $ 10,809 |   |

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| - Definition
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
+ References
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| - Definition
Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.
+ References
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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.
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| - Definition
Amount of allowance for credit loss on accounts receivable, classified as current.
+ References
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|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.
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