|
PROPERTY, PLANT AND EQUIPMENT, NET (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2013
|
Dec. 31, 2012
|
|---|---|---|
| Property, plant and equipment | ||
| Property, plant and equipment, at cost | $ 2,958.7 | $ 1,820.3 |
| Less: accumulated depreciation | 1,300.0 | 1,182.6 |
| Property, plant and equipment, net | 1,658.7 | 637.7 |
|
Machinery and equipment
|
||
| Property, plant and equipment | ||
| Property, plant and equipment, at cost | 2,311.9 | 1,492.6 |
|
Buildings
|
||
| Property, plant and equipment | ||
| Property, plant and equipment, at cost | 219.9 | 203.7 |
|
Depletable land and land improvements
|
||
| Property, plant and equipment | ||
| Property, plant and equipment, at cost | 292.2 | 90.4 |
|
Construction-in-progress
|
||
| Property, plant and equipment | ||
| Property, plant and equipment, at cost | $ 134.7 | $ 33.6 |