| Fair Value of Financial Assets and Liabilities |
3. Fair Value of Financial Assets and Liabilities
The following table summarizes the Company’s cash and cash equivalents as of October 31, 2012 and
April 30, 2012:
| |
|
|
|
|
|
|
|
|
| (in thousands) |
|
October 31, 2012 |
|
|
April 30, 2012 |
|
|
Demand deposit accounts
|
|
$ |
41,427 |
|
|
$ |
45,361 |
|
|
Money market funds
|
|
|
3,689 |
|
|
|
288 |
|
|
U.S. Treasury bills
|
|
|
— |
|
|
|
7,499 |
|
|
Corporate bonds (U.S. Gov. guaranteed)
|
|
|
— |
|
|
|
21,219 |
|
| |
|
|
|
|
|
|
|
|
|
Total cash and cash equivalents
|
|
$ |
45,116 |
|
|
$ |
74,367 |
|
| |
|
|
|
|
|
|
|
|
The following table summarizes the Company’s short-term investments as of October 31, 2012:
| |
|
|
|
|
|
|
|
|
|
|
|
|
| (in thousands) |
|
Cost |
|
|
Gross Unrealized Losses |
|
|
Fair Value |
|
|
Available-for-sale securities:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Certificates of deposit (U.S. Gov. guaranteed)
|
|
$ |
10,226 |
|
|
$ |
(8 |
) |
|
$ |
10,218 |
|
|
Corporate bonds
|
|
|
23,395 |
|
|
|
(9 |
) |
|
|
23,386 |
|
|
U.S. Treasury notes
|
|
|
62,814 |
|
|
|
(10 |
) |
|
|
62,804 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
Total short-term investments
|
|
$ |
96,435 |
|
|
$ |
(27 |
) |
|
$ |
96,408 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
The following table summarizes the Company’s short-term investments as of April 30, 2012:
| |
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
Year Ended April 30, 2012 |
|
| |
|
Gross
Unrealized
|
|
| (in thousands) |
|
Cost |
|
|
Gains (Losses) |
|
|
Fair Value |
|
|
Available-for-sale securities:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Certificates of deposit (U.S. Gov. guaranteed)
|
|
$ |
4,510 |
|
|
$ |
(14 |
) |
|
$ |
4,496 |
|
|
U.S. Treasury notes
|
|
|
28,126 |
|
|
|
(28 |
) |
|
|
28,099 |
|
|
Corporate bonds
|
|
|
18,245 |
|
|
|
(5 |
) |
|
|
18,239 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
Total short-term investments
|
|
$ |
50,881 |
|
|
$ |
(47 |
) |
|
$ |
50,834 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
All short-term investments have an original maturity date less than 12 months at October 31, 2012 and April 30,
2012.
The following table summarizes the fair value of the Company’s financial assets and liabilities that were measured
on a recurring basis as of October 31, 2012 and April 30, 2012:
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
Fair Value Measurements at October 31, 2012 |
|
|
Fair Value Measurements at April 30, 2012 |
|
| (in thousands) |
|
Level 1 |
|
|
Level 2 |
|
|
Level 3 |
|
|
Total |
|
|
Level 1 |
|
|
Level 2 |
|
|
Level 3 |
|
|
Total |
|
|
Assets:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cash equivalents:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Money market funds
|
|
$ |
3,689 |
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
3,689 |
|
|
$ |
288 |
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
288 |
|
|
U.S. Treasury bills
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
7,499 |
|
|
|
— |
|
|
|
— |
|
|
|
7,499 |
|
|
Corporate bonds (U.S. Gov. guaranteed)
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
|
21,219 |
|
|
|
— |
|
|
|
— |
|
|
|
21,219 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total cash equivalents
|
|
|
3,689 |
|
|
|
— |
|
|
|
— |
|
|
|
3,689 |
|
|
|
29,006 |
|
|
|
— |
|
|
|
— |
|
|
|
29,006 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Restricted cash
|
|
|
604 |
|
|
|
— |
|
|
|
— |
|
|
|
604 |
|
|
|
500 |
|
|
|
— |
|
|
|
— |
|
|
|
500 |
|
|
Short-term investments:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Certificates of deposit (U.S. Gov. guaranteed)
|
|
|
10,218 |
|
|
|
— |
|
|
|
— |
|
|
|
10,218 |
|
|
|
4,496 |
|
|
|
— |
|
|
|
— |
|
|
|
4,496 |
|
|
Corporate bonds
|
|
|
23,386 |
|
|
|
— |
|
|
|
— |
|
|
|
23,386 |
|
|
|
18,239 |
|
|
|
— |
|
|
|
— |
|
|
|
18,239 |
|
|
U.S. Treasury notes
|
|
|
62,804 |
|
|
|
— |
|
|
|
— |
|
|
|
62,804 |
|
|
|
28,099 |
|
|
|
— |
|
|
|
— |
|
|
|
28,099 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total short-term investments
|
|
|
96,408 |
|
|
|
— |
|
|
|
— |
|
|
|
96,408 |
|
|
|
50,834 |
|
|
|
— |
|
|
|
— |
|
|
|
50,834 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total assets
|
|
$ |
100,701 |
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
100,701 |
|
|
$ |
80,340 |
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
80,340 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
The Company measures
certain assets, including property and equipment, goodwill and intangible assets, at fair value on a nonrecurring basis. These assets are recognized at fair value when they are deemed to be other-than-temporarily impaired. During the three and six
months ended October 31, 2012 and 2011, there were no non-recurring fair value measurements of assets or liabilities.
|