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Related Party Transactions (Details) - USD ($) $ in Millions | 12 Months Ended |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | May 31, 2018 | May 01, 2018 | Jun. 30, 2017 | Jun. 05, 2017 | May 31, 2017 | Dec. 31, 2016 | Dec. 31, 2014
Stingray Cementing LLC |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Equity investment ownership interest | 0.00% |  |  |  |  |  | 50.00% |  |
Stingray Cementing LLC | Investee |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Due to related parties |  |  |  |  | $ 0.5 |  |  |  |
Stingray Energy Services LLC |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Equity investment ownership interest | 0.00% |  |  |  |  |  | 50.00% |  |
Stingray Energy Services LLC | Investee |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Due to related parties |  |  |  |  | $ 1.6 |  |  |  |
Mammoth Energy Partners LP |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Equity investment ownership interest |  |  |  |  |  | 25.10% |  | 24.20% | 30.50%
Mammoth Energy Partners LP | Investee |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Equity investment ownership interest | 21.90% |  |  |  |  |  |  |  |
Due to related parties | $ 10.9 | $ 32.0 |  |  |  |  |  |  |
Oil and natural gas properties | $ 139.7 | 196.5 |  |  |  |  |  |  |
Strike Force Midstream LLC |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Equity investment ownership interest | 0.00% |  | 25.00% | 25.00% |  |  |  |  |
Strike Force Midstream LLC | Investee |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Due to related parties |  | 8.4 |  |  |  |  |  |  |
Strike Force Midstream LLC | Equity Method Investee |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Oil and natural gas properties | $ 18.5 | 23.1 |  |  |  |  |  |  |
Lease operating expense | Stingray Cementing LLC | Investee |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Related party services provided | $ 2.0 | $ 2.1 |  |  |  |  |  |  |

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- Definition Receivables to be collected from (obligations owed to) related parties, net as of the balance sheet date where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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