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Inventories | 3 Months Ended
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Mar. 31, 2017
Inventory Disclosure [Abstract] |
Inventories | Inventories Inventories at March 31, 2017 and December 31, 2016 were as follows (in thousands):
| March 31, |  | December 31,
| 2017 |  | 2016
Pipe and connectors | $ | 96,821 |  |  | $ | 102,360 |
Finished goods | 14,770 |  |  | 14,257 |
Work in progress | 7,122 |  |  | 7,099 |
Raw materials, components and supplies | 17,723 |  |  | 15,363 |
Total inventories | $ | 136,436 |  |  | $ | 139,079 |

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- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766 + Details
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