XML 19 R33.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Goodwill and Intangible Assets, Net (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | Goodwill consists of the following:
| March 31, 2015 |  | December 31, 2014
| Gross Carrying Amount |  | Accumulated Impairment |  | Net Carrying Value |  | Gross Carrying Amount |  | Accumulated Impairment |  | Net Carrying Value
| (in millions)
Automotive | $ | 1,437 |  |  | $ | (226 | ) |  | $ | 1,211 |  |  | $ | 1,389 |  |  | $ | (226 | ) |  | $ | 1,163 |
Energy | 930 |  |  | (103 | ) |  | 827 |  |  | 930 |  |  | (103 | ) |  | 827 |
Railcar | 7 |  |  | — |  |  | 7 |  |  | 7 |  |  | — |  |  | 7 |
Food Packaging | 3 |  |  | — |  |  | 3 |  |  | 3 |  |  | — |  |  | 3 |
| $ | 2,377 |  |  | $ | (329 | ) |  | $ | 2,048 |  |  | $ | 2,329 |  |  | $ | (329 | ) |  | $ | 2,000 |
Schedule of Definite-Lived and Infinite-Lived Intangible Assets | Intangible assets, net consists of the following:
| March 31, 2015 |  | December 31, 2014
| Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Value |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Value
| (in millions)
Definite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |
Customer relationships | $ | 1,006 |  |  | $ | (360 | ) |  | $ | 646 |  |  | $ | 957 |  |  | $ | (345 | ) |  | $ | 612 |
Developed technology | 138 |  |  | (81 | ) |  | 57 |  |  | 120 |  |  | (77 | ) |  | 43 |
In-place leases | 121 |  |  | (65 | ) |  | 56 |  |  | 121 |  |  | (63 | ) |  | 58 |
Gasification technology license | 60 |  |  | (7 | ) |  | 53 |  |  | 60 |  |  | (7 | ) |  | 53 |
Other | 47 |  |  | (21 | ) |  | 26 |  |  | 47 |  |  | (20 | ) |  | 27 |
| $ | 1,372 |  |  | $ | (534 | ) |  | $ | 838 |  |  | $ | 1,305 |  |  | $ | (512 | ) |  | $ | 793 |
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trademarks and brand names |  |  |  |  | $ | 257 |  |  |  |  |  |  | $ | 257 |
Gaming licenses |  |  |  |  | 38 |  |  |  |  |  |  | 38 |
|  |  |  |  | 295 |  |  |  |  |  |  | 295 |
Intangible assets, net |  |  |  |  | $ | 1,133 |  |  |  |  |  |  | $ | 1,088 |

X
- Definition Schedule of Finite-Lived and Infinite-Lived Intangible Assets, Excluding Goodwill [Table Text Block] + References No definition available. + Details
Name: | iep_ScheduleOfFiniteLivedAndInfiniteLivedIntangibleAssetsTableTextBlock
Namespace Prefix: | iep_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
Name: | us-gaap_ScheduleOfGoodwillTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration