XML 91 R10.htm IDEA: XBRL DOCUMENT
v2.4.0.8

INVESTMENTS | 12 Months Ended
--- | ---
Dec. 31, 2013
INVESTMENTS |
INVESTMENTS | 2. INVESTMENTS The following table summarizes the Company’s investments at:
December 31, 2013 |  | Amortized Cost |  | Gross Unrealized Holding Gains |  | Gross Unrealized Holding Losses |  | Fair Value |  | Continuous Unrealized Loss Position less than 12 Months |  | Continuous Unrealized Loss Position greater than 12 Months |
Held-to-Maturity |  |  |  |  |  |  |  |  |  |  |  |  |
Short-term: |  |  |  |  |  |  |  |  |  |  |  |  |
Certificates of deposit |  | $ | 22,045 |  | $ | - |  | $ | - |  | $ | 22,045 |  | $ | - |  | $ | - |
Commercial paper |  | 5,991 |  | - |  | - |  | 5,991 |  | - |  | - |
Municipal securities |  | 367,819 |  | 48 |  | - |  | 367,867 |  | - |  | - |
Total |  | $ | 395,855 |  | $ | 48 |  | $ | - |  | 395,903 |  | $ | - |  | $ | - |
Trading |  |  |  |  |  |  |  |  |  |  |  |  |
Short-term: |  |  |  |  |  |  |  |  |  |  |  |  |
Auction rate securities |  |  |  |  |  |  |  | 6,392 |  |  |  |  |
Long-term: |  |  |  |  |  |  |  |  |  |  |  |  |
Auction rate securities |  |  |  |  |  |  |  | 9,792 |  |  |  |  |
Total |  |  |  |  |  |  |  | $ | 412,087 |  |  |  |  |
December 31, 2012 |  | Amortized Cost |  | Gross Unrealized Holding Gains |  | Gross Unrealized Holding Losses |  | Fair Value |  | Continuous Unrealized Loss Position less than 12 Months |  | Continuous Unrealized Loss Position greater than 12 Months |
Held-to-Maturity |  |  |  |  |  |  |  |  |  |  |  |  |
Short-term: |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasuries |  | $ | 16,040 |  | $ | - |  | $ | - |  | $ | 16,040 |  | $ | - |  | $ | - |
Certificates of deposit |  | 2,201 |  | - |  | - |  | 2,201 |  | - |  | - |
Municipal securities |  | 77,038 |  | - |  | 11 |  | 77,027 |  | 11 |  | - |
Available-for-sale |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term: |  |  |  |  |  |  |  |  |  |  |  |  |
Auction rate securities |  | 3,310 |  | 2,483 |  | - |  | 5,793 |  | - |  | - |
Total |  | $ | 98,589 |  | $ | 2,483 |  | $ | 11 |  | 101,061 |  | $ | 11 |  | $ | - |
Trading |  |  |  |  |  |  |  |  |  |  |  |  |
Short-term: |  |  |  |  |  |  |  |  |  |  |  |  |
Auction rate securities |  |  |  |  |  |  |  | 1,763 |  |  |  |  |
Long-term: |  |  |  |  |  |  |  |  |  |  |  |  |
Auction rate securities |  |  |  |  |  |  |  | 15,600 |  |  |  |  |
Total |  |  |  |  |  |  |  | $ | 118,424 |  |  |  |  |
During the year ended December 31, 2013, the Company recognized $2.5 million of realized gains on the sale of available-for-sale investments. Realized gains or losses on the sale of all other investments during the year ended December 31, 2013 were not significant. During the years ended December 31, 2012 and 2011, realized gains or losses recognized on the sale of investments were not significant. The Company recognized a net gain (loss) through earnings on its trading securities as follows for the years ended:
|  | 2013 |  | 2012 |  | 2011 |
(Loss) on transfer from available-for-sale to trading |  | $ | - |  | $ | - |  | $ | (2,438 | )
Gain on trading securities sold |  | 255 |  | 1,130 |  | 2,604 |
Gain (loss) on trading securities held |  | 816 |  | 753 |  | (210 | )
Gain (loss) on trading securites |  | $ | 1,071 |  | $ | 1,883 |  | $ | (44 | )
The Company’s investments at December 31, 2013 and 2012 in U.S. Treasuries, certificates of deposit, commercial paper and/or municipal securities carried investment grade credit ratings. All of the Company’s investments at December 31, 2013 in municipal, educational or other public body securities with an auction reset feature (“auction rate securities”) also carried investment grade credit ratings. A portion of the Company’s investments at December 31, 2012 in auction rate securities carried investment grade credit ratings. The following table summarizes the underlying contractual maturities of the Company’s investments at:
|  | December 31, 2013 |  | December 31, 2012 |
|  | Amortized Cost |  | Fair Value |  | Amortized Cost |  | Fair Value |
Less than 1 year: |  |  |  |  |  |  |  |  |
U.S. Treasuries |  | $ | - |  | $ | - |  | $ | 16,040 |  | $ | 16,040 |
Certificates of deposit |  | 22,045 |  | 22,045 |  | 2,201 |  | 2,201 |
Commercial paper |  | 5,991 |  | 5,991 |  | - |  | - |
Municipal securities |  | 367,819 |  | 367,867 |  | 77,038 |  | 77,027 |
U.S. government agency securities |  | - |  | - |  | - |  | - |
Due 11 - 20 years: |  |  |  |  |  |  |  |  |
Auction rate securities |  | 11,102 |  | 11,102 |  | 10,748 |  | 10,748 |
Due 21 - 30 years: |  |  |  |  |  |  |  |  |
Auction rate securities |  | 5,082 |  | 5,082 |  | 9,925 |  | 12,408 |
Total |  | $ | 412,039 |  | $ | 412,087 |  | $ | 115,952 |  | $ | 118,424

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

X
- Definition The entire disclosure for investments in certain debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -Glossary Debt Security -URI http://asc.fasb.org/extlink&oid=6509901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62557-112803 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27405-111563 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -Glossary Equity Security -URI http://asc.fasb.org/extlink&oid=6511694 + Details
Name: | us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration