XML 45 R23.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Investments (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2015
Investments |
Summary of the amortized cost and estimated fair value of short-term investments for both available-for-sale and trading securities |
|  | December 31, 2015 |  | December 31, 2014 |
|  | Amortized |  | Fair |  | Amortized |  | Fair |
(Millions of dollars) |  | Cost |  | Value |  | Cost |  | Value |
Money market funds |  | $ | 81 |  | $ | 81 |  | $ | 142 |  | $ | 142 |
Corporate bonds |  |  | — |  |  | — |  |  | 11 |  |  | 11 |
U.S. Government agency securities |  |  | — |  |  | — |  |  | 10 |  |  | 10 |
Other available-for-sale securities |  |  | — |  |  | — |  |  | 4 |  |  | 4 |
Total available-for-sale short-term investments |  |  | 81 |  |  | 81 |  |  | 167 |  |  | 167 |
Domestic equity securities |  |  | 475 |  |  | 466 |  |  | 115 |  |  | 115 |
Domestic debt securities |  |  | 452 |  |  | 450 |  |  | 5 |  |  | 5 |
Foreign equity securities |  |  | 120 |  |  | 120 |  |  | — |  |  | — |
High yield debt securities |  |  | 108 |  |  | 104 |  |  | 188 |  |  | 182 |
Money market funds held in trading accounts |  |  | 22 |  |  | 22 |  |  | 21 |  |  | 21 |
Collateralized loan obligation |  |  | 10 |  |  | 10 |  |  | — |  |  | — |
Other trading securities |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |
Total trading short-term investments |  |  | 1,188 |  |  | 1,173 |  |  | 330 |  |  | 324 |
Total short-term investments |  | $ | 1,269 |  | $ | 1,254 |  | $ | 497 |  | $ | 491 |

X
- Definition A table of investments, shown as a text block. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 6 -Section 10 -Paragraph (c) -Subparagraph (1) + Details
Name: | invest_InvestmentTableTextBlock
Namespace Prefix: | invest_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ShortTermInvestmentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration