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Equity Investments - Investments Accounted for by the Equity Method (Details) - USD ($) |  | 12 Months Ended
--- | --- | ---
May 01, 2018 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Schedule of Equity Method Investments [Line Items] |  |  |  |
Carrying Value |  | $ 24,816,000 | $ 32,044,000 |
Loss (income) from equity investments, net |  | $ 11,055,000 | 210,148,000 | $ (49,904,000)
Investment in Grizzly Oil Sands ULC |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Approximate Ownership % |  | 24.50% |  |
Carrying Value |  | $ 24,816,000 | 21,000,000 |
Loss (income) from equity investments, net |  | $ 377,000 | 32,710,000 | $ 510,000
Investment in Mammoth Energy Services, Inc. |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Approximate Ownership % |  | 21.50% |  | 21.50%
Carrying Value |  | $ 0 | 11,005,000 |
Loss (income) from equity investments, net |  | $ 10,646,000 | 179,524,000 | $ (49,969,000)
Investment in Tatex Thailand II, LLC |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Approximate Ownership % |  | 23.50% |  |
Carrying Value |  | $ 0 | 0 |
Loss (income) from equity investments, net |  | $ 0 | (2,086,000) | (241,000)
Other Equity Investments |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Approximate Ownership % |  | 0.00% |  |
Carrying Value |  | $ 0 | 39,000 |
Loss (income) from equity investments, net |  | $ 32,000 | $ 0 | $ (204,000)
Investment in Strike Force Midstream LLC |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Loss (income) from equity investments, net | $ (96,400,000) |  |  |

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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
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- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.12) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition This element represents the undistributed income (or loss) of equity method investments, net of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations; such investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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