XML 28 R33.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Summary of Significant Accounting Policies (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2013
Summary of Significant Accounting Policies [Abstract] |
Schedule of Inventory, Current [Table Text Block] | Inventories, net consists of the following:
| December 31,
| 2013 |  | 2012
| (in millions)
Raw materials | $ | 499 |  |  | $ | 495 |
Work in process | 252 |  |  | 248 |
Finished goods | 1,151 |  |  | 1,212 |
| $ | 1,902 |  |  | $ | 1,955 |

X
- Details
Name: | iep_SummaryOfSignificantAccountingPoliciesAbstract
Namespace Prefix: | iep_
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 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