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Investments (Tables) | 9 Months Ended
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Oct. 03, 2015
Investments |
Summary of the amortized cost and estimated fair value of short-term investments for both available-for-sale and trading securities |
|  | October 3, 2015 |  | December 31, 2014 |
|  | Amortized |  | Fair |  | Amortized |  | Fair |
(Thousands of dollars) |  | Cost |  | Value |  | Cost |  | Value |
Money market funds |  | $ | 100,648 |  | $ | 100,648 |  | $ | 142,432 |  | $ | 142,432 |
Corporate bonds |  |  | - |  |  | - |  |  | 11,000 |  |  | 11,015 |
U.S. Government agency securities |  |  | - |  |  | - |  |  | 9,684 |  |  | 9,666 |
Other available-for-sale securities |  |  | - |  |  | - |  |  | 3,933 |  |  | 3,983 |
Total available-for-sale short-term investments |  |  | 100,648 |  |  | 100,648 |  |  | 167,049 |  |  | 167,096 |
Domestic equity securities |  |  | 167,770 |  |  | 158,815 |  |  | - |  |  | - |
High yield debt securities |  |  | 125,347 |  |  | 122,178 |  |  | 187,491 |  |  | 181,483 |
Domestic equity mutual funds |  |  | 86,309 |  |  | 80,525 |  |  | 83,809 |  |  | 82,542 |
Domestic equity ETFs |  |  | 78,925 |  |  | 77,443 |  |  | 31,307 |  |  | 32,651 |
Foreign equity securities |  |  | 78,876 |  |  | 76,669 |  |  | - |  |  | - |
Money market funds held in trading accounts |  |  | 40,152 |  |  | 40,152 |  |  | 21,401 |  |  | 21,401 |
Foreign equity mutual fund |  |  | 20,000 |  |  | 19,831 |  |  | - |  |  | - |
Collateralized loan obligation |  |  | 10,000 |  |  | 9,791 |  |  | - |  |  | - |
Other trading securities |  |  | 4,651 |  |  | 3,391 |  |  | 6,173 |  |  | 5,393 |
Total trading short-term investments |  |  | 612,030 |  |  | 588,795 |  |  | 330,181 |  |  | 323,470 |
Total short-term investments |  | $ | 712,678 |  | $ | 689,443 |  | $ | 497,230 |  | $ | 490,566 |

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- 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
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- References No definition available. + Details
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