PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Thousands |
Sep. 30, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Property, plant and equipment | ||
| Subtotal | $ 460,478 | $ 429,567 |
| Less: accumulated depreciation | (198,297) | (174,748) |
| Total property, plant and equipment, net | 262,181 | 254,819 |
| Land | ||
| Property, plant and equipment | ||
| Subtotal | 5,913 | 5,913 |
| Buildings and improvements | ||
| Property, plant and equipment | ||
| Subtotal | 152,686 | 136,797 |
| Furniture, fixtures and equipment | ||
| Property, plant and equipment | ||
| Subtotal | 244,740 | 218,718 |
| Leasehold improvements | ||
| Property, plant and equipment | ||
| Subtotal | 19,171 | 16,597 |
| Construction in progress | ||
| Property, plant and equipment | ||
| Subtotal | $ 37,968 | $ 51,542 |