Inventories (Details) - USD ($) $ in Thousands |
3 Months Ended | |
---|---|---|
Jun. 30, 2016 |
Dec. 31, 2015 |
|
Inventory [Line Items] | ||
Raw materials | $ 118,027 | $ 134,591 |
Total inventory | 144,876 | 163,657 |
Drilling fluids | ||
Inventory [Line Items] | ||
Raw materials | 116,651 | 133,934 |
Mats | ||
Inventory [Line Items] | ||
Raw materials | 1,376 | 657 |
Finished goods | 2,579 | 3,723 |
Blended drilling fluids components | ||
Inventory [Line Items] | ||
Finished goods | 24,270 | $ 25,343 |
United States | Fluids systems | Cost of sales | ||
Inventory [Line Items] | ||
Inventory write-down | $ 600 |
X | ||||||||||
- Definition Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
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 Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|