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INVENTORIES | 6 Months Ended
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Jun. 30, 2016
Inventory Disclosure [Abstract] |
Inventory Disclosure [Text Block] | INVENTORIES Inventories consisted of the following (amounts in thousands):
| June 30, 2016 |  | December 31, 2015
Raw material | $ | 72,516 |  |  | $ | 85,490 |
Work-in-process | 31,582 |  |  | 31,866 |
Finished goods | 171,261 |  |  | 158,997 |
| 275,359 |  |  | 276,353 |
Adjustment to LIFO | (1,615 | ) |  | (6,562 | )
| $ | 273,744 |  |  | $ | 269,791 |
Inventories are valued at lower of cost or market. The majority of inventories are valued under the first-in, first-out (FIFO) method or average cost method. At June 30, 2016, approximately 7% of the Company's inventories were valued under the last-in, first-out (LIFO) method compared to 8% at December 31, 2015.

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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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