PROPERTY, PLANT AND EQUIPMENT, NET (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Property, plant and equipment [Abstract] | |||
| Property, plant and equipment, gross | $ 149,104 | $ 153,456 | |
| Accumulated depreciation | (100,349) | (95,845) | |
| Property, plant and equipment, net | 48,755 | 57,611 | |
| Depreciation expense | 14,800 | 16,000 | $ 15,000 |
| Land [Member] | |||
| Property, plant and equipment [Abstract] | |||
| Property, plant and equipment, gross | 2,234 | 2,240 | |
| Buildings and Improvements [Member] | |||
| Property, plant and equipment [Abstract] | |||
| Property, plant and equipment, gross | 30,061 | 29,346 | |
| Machinery and Equipment [Member] | |||
| Property, plant and equipment [Abstract] | |||
| Property, plant and equipment, gross | 113,780 | 116,921 | |
| Construction in Progress [Member] | |||
| Property, plant and equipment [Abstract] | |||
| Property, plant and equipment, gross | $ 3,029 | $ 4,949 | |