Investments in Debt Securities |
Investments in debt securities consisted of the following at
September 30, 2013:
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September 30, 2013 |
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Amortized
Cost |
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Gross
Unrealized
Gain |
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Gross
Unrealized
Loss |
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|
Fair Value |
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Marketable securities:
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|
|
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|
U.S. Government and agency securities
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|
$ |
1,567,499 |
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|
$ |
313 |
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|
$ |
(335 |
) |
|
$ |
1,567,477 |
|
Corporate and other debt securities
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|
19,171,567 |
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|
|
9,977 |
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|
(2,531 |
) |
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|
19,179,013 |
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20,739,066 |
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10,290 |
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(2,866 |
) |
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|
20,746,490 |
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Long-term marketable securities:
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U.S. Government and agency securities
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|
4,112,079 |
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|
2,436 |
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|
(65 |
) |
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|
4,114,450 |
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Corporate and other debt securities
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|
— |
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— |
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— |
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— |
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|
|
|
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4,112,079 |
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|
|
2,436 |
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|
|
(65 |
) |
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|
4,114,450 |
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|
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Total
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|
$ |
24,851,145 |
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|
$ |
12,726 |
|
|
$ |
(2,931 |
) |
|
$ |
24,860,940 |
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Investments in debt securities consisted of the following at
December 31, 2012:
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|
December 31, 2012 |
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|
|
Amortized
Cost |
|
|
Gross
Unrealized
Gain |
|
|
Gross
Unrealized
Loss |
|
|
Fair Value |
|
Marketable securities:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
U.S. Government and agency securities
|
|
$ |
2,000,897 |
|
|
$ |
353 |
|
|
$ |
(7 |
) |
|
$ |
2,001,243 |
|
Corporate and other debt securities
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|
|
8,835,098 |
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|
|
8,854 |
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|
— |
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|
8,843,952 |
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10,835,995 |
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9,207 |
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(7 |
) |
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|
10,845,195 |
|
Long-term marketable securities:
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|
|
|
|
|
|
|
|
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|
U.S. Government and agency securities
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|
5,198,264 |
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|
|
2,747 |
|
|
|
— |
|
|
|
5,201,011 |
|
Corporate and other debt securities
|
|
|
4,711,679 |
|
|
|
3,525 |
|
|
|
(1,360 |
) |
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|
4,713,844 |
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|
9,909,943 |
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|
6,272 |
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(1,360 |
) |
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9,914,855 |
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Total
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|
$ |
20,745,938 |
|
|
$ |
15,479 |
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|
$ |
(1,367 |
) |
|
$ |
20,760,050 |
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Contractual Maturities of Debt Securities |
The contractual maturities of debt securities at September 30,
2013 were as follows:
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Amortized
Cost |
|
|
Fair Value |
|
Due in 1 year or less
|
|
$ |
20,739,066 |
|
|
$ |
20,746,490 |
|
Due in 1 to 2 years
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|
4,112,079 |
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|
4,114,450 |
|
|
|
|
|
|
|
|
|
|
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|
$ |
24,851,145 |
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|
$ |
24,860,940 |
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|