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Marketable Securities | 12 Months Ended
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Jul. 31, 2015
Marketable Securities [Abstract] |
Marketable Securities | Note 4—Marketable Securities The following is a summary of marketable securities:
(in thousands) |  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
July 31, 2015 |  |  |  |  |  |  |  |  |  |  |  |
Available-for-sale securities: |  |  |  |  |  |  |  |  |  |  |  |
Certificates of deposit* |  | $ | 22,736 |  |  | $ | 3 |  |  | $ | (2 | ) |  | $ | 22,737 |
Federal Home Loan Bank bonds |  |  | 795 |  |  |  | — |  |  |  | — |  |  |  | 795 |
International agency notes |  |  | 1,120 |  |  |  | — |  |  |  | (1 | ) |  |  | 1,119 |
Mutual funds |  |  | 5,000 |  |  |  | — |  |  |  | (18 | ) |  |  | 4,982 |
Straight Path Communications Inc. common stock |  |  | 2,086 |  |  |  | — |  |  |  | (563 | ) |  |  | 1,523 |
Municipal bonds |  |  | 9,125 |  |  |  | 9 |  |  |  | (3 | ) |  |  | 9,131 |
TOTAL |  | $ | 40,862 |  |  | $ | 12 |  |  | $ | (587 | ) |  | $ | 40,287 |
July 31, 2014 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Available-for-sale securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Certificates of deposit* |  | $ | 10,375 |  |  | $ | — |  |  | $ | — |  |  | $ | 10,375 |
Equity securities |  |  | 31 |  |  |  | — |  |  |  | (9 | ) |  |  | 22 |
Municipal bonds |  |  | 2,475 |  |  |  | 1 |  |  |  | — |  |  |  | 2,476 |
TOTAL |  | $ | 12,881 |  |  | $ | 1 |  |  | $ | (9 | ) |  | $ | 12,873 |
* | Each of the Company’s certificates of deposit has a CUSIP, was purchased in the secondary market through a broker and may be sold in the secondary market.
In July 2015, the Company received 64,624 shares of Straight Path Class B common stock in connection with the lapsing of restrictions on awards of restricted stock (see Note 20). Proceeds from maturities and sales of available-for-sale securities were $24.1 million, $17.3 million and $1.7 million in fiscal 2015, fiscal 2014 and fiscal 2013, respectively. Realized losses from sales of available-for-sale securities were $0.1 million, nil and nil in fiscal 2015, fiscal 2014 and fiscal 2013, respectively. There were no realized gains from sales of available-for-sale securities in fiscal 2015, fiscal 2014 and fiscal 2013. In fiscal 2014, the Company recorded a loss of $0.1 million for the other than temporary decline in market value of its equity securities. The contractual maturities of the Company’s available-for-sale debt securities at July 31, 2015 were as follows:
(in thousands) |  | Fair Value |
Within one year |  | $ | 21,551 |
After one year through five years |  |  | 10,784 |
After five years through ten years |  |  | 1,008 |
After ten years |  |  | 439 |
TOTAL |  | $ | 33,782 |
The following available-for-sale securities were in an unrealized loss position for which other-than-temporary impairments have not been recognized:
(in thousands) |  | Unrealized Losses |  |  | Fair Value |
July 31, 2015 |  |  |  |  |  |
Certificates of deposit |  | $ | 2 |  |  | $ | 2,194 |
International agency notes |  |  | 1 |  |  |  | 1,119 |
Mutual funds |  |  | 18 |  |  |  | 4,982 |
Straight Path Communications Inc. common stock |  |  | 563 |  |  |  | 1,523 |
Municipal bonds |  |  | 3 |  |  |  | 3,466 |
TOTAL |  | $ | 587 |  |  | $ | 13,284 |
July 31, 2014 |  |  |  |  |  |  |  |
Equity securities |  | $ | 9 |  |  | $ | 22 |
At July 31, 2015 and 2014, there were no securities in a continuous unrealized loss position for 12 months or longer.

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