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Cash Equivalents And Investments (Tables) | 12 Months Ended
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Dec. 31, 2013
Cash Equivalents And Investments [Abstract] |
Schedule Of Cash And Available-For-Sale Securities |
December 31, 2013
| Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value |  | Cash Equivalents |  | Short-Term Investments |  | Long-Term Investments
Cash equivalents: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money Market funds | $ | 5,751,965 |  | $ | - |  | $ | - |  | $ | 5,751,965 |  | $ | 5,751,965 |  | $ |  |  | $ |
Subtotal |  | 5,751,965 |  |  | - |  |  | - |  |  | 5,751,965 |  |  | 5,751,965 |  |  | - |  |  | -
Investments: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Certificates of deposit |  | 4,024,031 |  |  | 687 |  |  | (4,992) |  |  | 4,019,726 |  |  | 239,904 |  |  | 2,582,502 |  |  | 1,197,320
Corporate Notes/Bonds |  | 5,861,162 |  |  | 22,830 |  |  | (522) |  |  | 5,883,470 |  |  | - |  |  | 3,159,812 |  |  | 2,723,658
Subtotal |  | 9,885,193 |  |  | 23,517 |  |  | (5,514) |  |  | 9,903,196 |  |  | 239,904 |  |  | 5,742,314 |  |  | 3,920,978
Total | $ | 15,637,158 |  | $ | 23,517 |  | $ | (5,514) |  | $ | 15,655,161 |  | $ | 5,991,869 |  | $ | 5,742,314 |  | $ | 3,920,978
December 31, 2012
| Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value |  | Cash Equivalents |  | Short-Term Investments |  | Long-Term Investments
Cash equivalents: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money Market funds | $ | 5,497,788 |  | $ | - |  | $ | - |  | $ | 5,497,788 |  | $ | 5,497,788 |  | $ |  |  | $ |
Subtotal |  | 5,497,788 |  |  | - |  |  | - |  |  | 5,497,788 |  |  | 5,497,788 |  |  | - |  |  | -
Investments: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Certificates of deposit |  | 8,157,749 |  |  | 3,727 |  |  | (1,945) |  |  | 8,159,531 |  |  | - |  |  | 7,258,768 |  |  | 900,763
Corporate Notes/Bonds |  | 8,241,327 |  |  | 35,364 |  |  | (914) |  |  | 8,275,777 |  |  | - |  |  | 3,800,143 |  |  | 4,475,634
Commercial Paper |  | 1,638,892 |  |  | 3,735 |  |  | - |  |  | 1,642,627 |  |  | - |  |  | 1,642,627 |  |  | -
Subtotal |  | 18,037,968 |  |  | 42,826 |  |  | (2,859) |  |  | 18,077,935 |  |  | - |  |  | 12,701,538 |  |  | 5,376,397
Total | $ | 23,535,756 |  | $ | 42,826 |  | $ | (2,859) |  | $ | 23,575,723 |  | $ | 5,497,788 |  | $ | 12,701,538 |  | $ | 5,376,397
Schedule Of Estimated Fair Value Of Available-For-Sale Securities |
|  | Amortized Cost |  | Estimated Market Value
Due within one year |  | $ | 5,730,052 |  | $ | 5,982,218
Due after one year through five years |  |  | 3,915,131 |  |  | 3,920,978
|  | $ | 9,645,183 |  | $ | 9,903,196

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