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Commitments and Contingencies (Details) - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Aug. 31, 2019 | Mar. 01, 2018
Long-term Purchase Commitment [Line Items] |  |  |  |  |
Litigation Settlement, Amount Awarded from Other Party |  | $ 12.8 |  |  |
Future purchase obligations under Fluids supply agreement, aggregate | $ 95.0 |  |  |  |
Future purchase obligations under Fluids supply agreement, 2014 | 9.5 |  |  |  |
Future purchase obligations under Fluids supply agreement, 2015 | 9.5 |  |  |  |
Future purchase obligations under Fluids supply agreement, 2016 | 9.5 |  |  |  |
Future purchase obligations under Fluids supply agreement, 2017 | 9.5 |  |  |  |
Future purchase obligations under Fluids supply agreement, 2018 | 9.5 |  |  |  |
Future purchase obligations under Fluids supply agreement, after 2018 through 2029 | 47.3 |  |  |  |
Purchases under Fluids supply agreement | $ 18.7 | $ 18.0 | $ 16.1 |  |
Offshore Division [Member] | Discontinued Operations, Disposed of by Sale [Member] |  |  |  |  |
Long-term Purchase Commitment [Line Items] |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration, Additional Receivable |  |  |  |  | $ 7.5
Disposal Group, Including Discontinued Operation, Consideration, Promissory Note Receivable, Interest Rate |  |  |  |  | 1.52%
Disposal Group, Including Discontinued Operation, Reserve, Other Receivables |  |  |  | $ 1.5 |

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