Acquisitions - Pro Forma Information Chieftain Sand and Proppant LLC (Details) - Chieftain Acquisition - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
|
| Business Acquisition [Line Items] | ||
| Revenues | $ 52,628 | $ 22,847 |
| Net income | 8,379 | 5,520 |
| Depreciation | 4,900 | 2,800 |
| Revenues | 22,847 | |
| Net income | 5,655 | |
| Intercompany elimination | ||
| Business Acquisition [Line Items] | ||
| Revenues | $ 14,800 | $ 12,300 |
| X | ||||||||||
- Definition Business Combination, Pro Forma Information, Depreciation of Acquiree since Acquisition Date, Actual No definition available.
|
| X | ||||||||||
- 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. No definition available.
|
| X | ||||||||||
- Definition The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|