XML 70 R36.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Inventories (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2014
Inventory Disclosure [Abstract] |
Schedule of inventories by major class | The following schedule details inventories by major class ($ in millions):
| December 31,
| 2014 |  | 2013
Raw materials | $ | 35.1 |  |  | $ | 39.2 |
Work in process | 17.4 |  |  | 24.4 |
Finished goods | 40.4 |  |  | 50.9 |
Supplies and other | 15.5 |  |  | 18.3 |
Total | $ | 108.4 |  |  | $ | 132.8 |

X
- Details
Name: | us-gaap_InventoryDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References Reference 1: 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 2 -Paragraph 6 -Subparagraph a,b,c -Article 5 + Details
Name: | us-gaap_ScheduleOfInventoryCurrentTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration