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Marketable Securities | 12 Months Ended
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Jun. 30, 2012
Marketable Securities |
5. | Marketable Securities
The amortized cost, unrealized (loss) gain and fair value of the Company’s available-for-sale marketable securities at June 30, 2012 and 2011 were as follows:
|  | June 30, 2012 |
|  | Amortized Cost |  |  | Unrealized (Loss) |  |  | Fair Value |
Corporate bonds |  | $ | 5,958 |  |  | $ | (8 | ) |  | $ | 5,950 |
Commercial paper |  |  | 3,046 |  |  |  | — |  |  |  | 3,046 |
Certificates of deposit |  |  | 950 |  |  |  | — |  |  |  | 950 |
Total marketable securities |  | $ | 9,954 |  |  | $ | (8 | ) |  | $ | 9,946 |
|  | June 30, 2011 |
|  | Amortized Cost |  |  | Unrealized (Loss) Gain |  |  | Fair Value |
Corporate bonds |  | $ | 7,326 |  |  | $ | (14 | ) |  | $ | 7,312 |
U.S. Government obligations |  |  | 1,204 |  |  |  | 1 |  |  |  | 1,205 |
Commercial Paper |  |  | 2,699 |  |  |  | — |  |  |  | 2,699 |
Total marketable securities |  | $ | 11,229 |  |  | $ | (13 | ) |  | $ | 11,216 |
During fiscal 2012, $15.4 million of marketable securities were purchased and $16.4 million matured or were sold (called by the issuers) prior to scheduled maturity. At June 30, 2012, the marketable securities had maturities ranging between zero and nine months, with a weighted average maturity of 4.1 months.

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