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Divestitures - Narrative (Details) - USD ($) |  |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Jan. 02, 2020 | Jul. 03, 2019 | Dec. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Business Acquisition [Line Items] |  |  |  |  |  |
Contingent consideration arrangement |  |  |  | $ 6,200,000 |  |
Water Infrastructure Assets |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Proceeds from sale of assets | $ 50,000,000.0 |  |  |  |  |
Incentive payments, term | 15 years |  |  |  |  |
Contingent consideration arrangement | $ 23,100,000 |  |  |  |  |
Gain (loss) on disposal | $ 0 |  |  |  |  |
Utica Shale |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Proceeds from sale of business |  |  | $ 29,000,000.0 |  |  |
Bakken |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Proceeds from sale of business |  |  |  |  | $ 7,000,000.0 |
Louisiana Assets |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Royalty interests |  | $ 9,200,000 |  |  |  |
Contingent payments |  | 2 years |  |  |  |
Asset retirement obligation liabilities removed |  |  |  | $ 30,000,000.0 |  |
Louisiana Assets | Disposal Group, Disposed of by Sale, Not Discontinued Operations |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Purchase price of sale |  |  |  |  |  | $ 19,700,000

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