XML 68 R13.htm IDEA: XBRL DOCUMENT
v2.4.0.6

MARKETABLE SECURITIES | 12 Months Ended
--- | ---
Dec. 31, 2012
MARKETABLE SECURITIES | NOTE 3:- MARKETABLE SECURITIES Marketable securities with contractual maturities of less than one year are as follows:
|  | December 31, |
|  | 2011 |  |  | 2012 |
|  | Amortized cost |  |  | Gross unrealized gains |  |  | Gross unrealized losses |  |  | Fair value |  |  | Amortized cost |  |  | Gross unrealized gains |  |  | Gross unrealized losses |  |  | Fair value |
Government and corporate debentures - fixed interest rate |  | $ | 504,749 |  |  | $ | 3,534 |  |  | $ | (237 | ) |  | $ | 508,046 |  |  | $ | 599,614 |  |  | $ | 2,738 |  |  | $ | (20 | ) |  | $ | 602,332 |
Government-sponsored enterprises debentures |  |  | 40,088 |  |  |  | 238 |  |  |  | — |  |  |  | 40,326 |  |  |  | 59,719 |  |  |  | 271 |  |  |  | — |  |  |  | 59,990 |
Government and corporate debentures - floating interest rate |  |  | 95,086 |  |  |  | 129 |  |  |  | (48 | ) |  |  | 95,167 |  |  |  | 33,096 |  |  |  | 61 |  |  |  | (1 | ) |  |  | 33,156 |
|  | $ | 639,923 |  |  | $ | 3,901 |  |  | $ | (285 | ) |  | $ | 643,539 |  |  | $ | 692,429 |  |  | $ | 3,070 |  |  | $ | (21 | ) |  | $ | 695,478 |
Marketable securities with contractual maturities of over one year through five years are as follows:
|  | December 31, |
|  | 2011 |  |  | 2012 |
|  | Amortized cost |  |  | Gross unrealized gains |  |  | Gross unrealized losses |  |  | Fair value |  |  | Amortized cost |  |  | Gross unrealized gains |  |  | Gross unrealized losses |  |  | Fair value |
Government and corporate debentures - fixed interest rate |  | $ | 1,103,254 |  |  | $ | 14,854 |  |  | $ | (2,058 | ) |  | $ | 1,116,050 |  |  | $ | 1,327,086 |  |  | $ | 13,094 |  |  | $ | (731 | ) |  | $ | 1,339,449 |
Government-sponsored enterprises |  |  | 295,235 |  |  |  | 2,061 |  |  |  | (151 | ) |  |  | 297,145 |  |  |  | 382,758 |  |  |  | 2,170 |  |  |  | (39 | ) |  |  | 384,889 |
Government and corporate debentures - floating interest rate |  |  | 102,161 |  |  |  | 160 |  |  |  | (1,729 | ) |  |  | 100,592 |  |  |  | 64,694 |  |  |  | 304 |  |  |  | (6 | ) |  |  | 64,992 |
Auction rate securities |  |  | 6,078 |  |  |  | — |  |  |  | — |  |  |  | 6,078 |  |  |  | 2,697 |  |  |  | — |  |  |  | — |  |  |  | 2,697 |
|  | $ | 1,506,728 |  |  | $ | 17,075 |  |  | $ | (3,938 | ) |  | $ | 1,519,865 |  |  | $ | 1,777,235 |  |  | $ | 15,568 |  |  | $ | (776 | ) |  | $ | 1,792,027 |
Investments with continuous unrealized losses for less than 12 months and 12 months or greater and their related fair values were as follows:
|  | December 31, 2011 |
|  | Investments with continuous unrealized losses for less than 12 months |  |  | Investments with continuous unrealized losses for 12 months or greater |  |  | Total Investments with continuous unrealized losses |
|  | Fair value |  |  | Unrealized losses |  |  | Fair value |  |  | Unrealized losses |  |  | Fair value |  |  | Unrealized losses |
Government and corporate debentures - fixed interest rate |  | $ | 267,326 |  |  | $ | (2,225 | ) |  | $ | 27,490 |  |  | $ | (69 | ) |  | $ | 294,816 |  |  | $ | (2,294 | )
Government-sponsored enterprises |  |  | 131,540 |  |  |  | (151 | ) |  |  | — |  |  |  | — |  |  |  | 131,540 |  |  |  | (151 | )
Government and corporate debentures - floating interest rate |  |  | 66,426 |  |  |  | (1,634 | ) |  |  | 14,741 |  |  |  | (144 | ) |  |  | 81,167 |  |  |  | (1,778 | )
|  | $ | 465,292 |  |  | $ | (4,010 | ) |  | $ | 42,231 |  |  | $ | (213 | ) |  | $ | 507,523 |  |  | $ | (4,223 | )
|  | December 31, 2012 |
|  | Investments with continuous unrealized losses for less than 12 months |  |  | Investments with continuous unrealized losses for 12 months or greater |  |  | Total Investments with continuous unrealized losses |
|  | Fair value |  |  | Unrealized losses |  |  | Fair value |  |  | Unrealized losses |  |  | Fair value |  |  | Unrealized losses |
Government and corporate debentures - fixed interest rate |  | $ | 352,886 |  |  | $ | (747 | ) |  | $ | 6,046 |  |  | $ | (4 | ) |  | $ | 358,932 |  |  | $ | (751 | )
Government-sponsored enterprises |  |  | 39,883 |  |  |  | (39 | ) |  |  | 252 |  |  |  | (0 | ) |  |  | 40,135 |  |  |  | (39 | )
Government and corporate debentures - floating interest rate |  |  | 6,213 |  |  |  | (6 | ) |  |  | 6,249 |  |  |  | (1 | ) |  |  | 12,462 |  |  |  | (7 | )
|  | $ | 398,982 |  |  | $ | (792 | ) |  | $ | 12,547 |  |  | $ | (5 | ) |  | $ | 411,529 |  |  | $ | (797 | )
As of December 31, 2011 and 2012, interest receivable amounted to $ 16,352 and $ 16,622, respectively, and is included within other current assets in the balance sheets.

X
- Definition Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27232-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2,12) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26626-111562 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27161-111563 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.4) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_MarketableSecuritiesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration