|
Fair Value Measurements (Tables)
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3 Months Ended |
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Apr. 30, 2014
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| Fair Value Disclosures [Abstract] |
|
| Fair Value of Financial Assets and Liabilities Measured on Recurring Basis |
The following tables set forth our financial assets and liabilities
that were accounted for at fair value on a recurring basis as of
April 30, 2014 and January 31, 2014:
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Fair Value at April 30, 2014
Using |
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April 30,
2014 |
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Quoted
Prices in
Active
Markets for
Identical Assets
(Level 1)
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Significant
Other
Observable
Inputs
(Level 2) |
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Significant
Unobservable
Inputs
(Level 3)
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(Amounts in
thousands) |
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Financial assets:
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Cash
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$ |
100,756 |
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$ |
100,756 |
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$ |
— |
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$ |
— |
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Money market accounts (a)
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2,501 |
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|
2,501 |
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|
— |
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|
— |
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Available for sale marketable securities:
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Current marketable securities:
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U.S. treasury notes and bonds—conventional
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3,527 |
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|
3,527 |
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|
— |
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|
— |
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U.S. government agency issues
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|
3,539 |
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— |
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|
3,539 |
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— |
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Non-current marketable securities:
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U.S. government agency issues
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6,284 |
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|
— |
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|
6,284 |
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|
— |
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Total
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$ |
116,607 |
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$ |
106,784 |
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$ |
9,823 |
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$ |
— |
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Fair Value at January 31, 2014
Using |
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January 31,
2014 |
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Quoted
Prices in
Active
Markets for
Identical Assets
(Level 1)
|
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|
Significant
Other
Observable
Inputs
(Level 2) |
|
|
Significant
Unobservable
Inputs
(Level 3)
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(Amounts in
thousands) |
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Financial assets:
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Cash
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$ |
112,271 |
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$ |
112,271 |
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$ |
— |
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$ |
— |
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Money market accounts (a)
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3,463 |
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3,463 |
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— |
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— |
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Available for sale marketable securities:
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Current marketable securities:
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U.S. treasury notes and bonds—conventional
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|
3,545 |
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|
3,545 |
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— |
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— |
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U.S. government agency issues
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2,010 |
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— |
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2,010 |
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— |
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Non-current marketable securities:
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U.S. government agency issues
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6,814 |
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— |
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6,814 |
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— |
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Total
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$ |
128,103 |
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$ |
119,279 |
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$ |
8,824 |
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$ |
— |
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| (a) |
Money market funds and U.S. treasury
bills are included in cash and cash equivalents on the accompanying
consolidated balance sheet and are valued at quoted market prices
for identical instruments in active markets. |
|
| Summary of Available-for-Sale Securities |
The following is a summary of available-for-sale securities,
including the cost basis, aggregate fair value and gross unrealized
gains and losses, for cash equivalents, short- and long-term
marketable securities portfolio as of April 30, 2014 and
January 31, 2014:
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Amortized
Cost |
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Gross
Unrealized
Gains |
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Gross
Unrealized
Losses |
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Estimated
Fair Value |
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(Amounts in
thousands) |
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April 30, 2014:
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Cash
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$ |
100,756 |
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$ |
— |
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$ |
— |
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$ |
100,756 |
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Cash equivalents
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2,501 |
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— |
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— |
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2,501 |
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Cash and cash equivalents
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103,257 |
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— |
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— |
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103,257 |
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U.S. treasury notes and bonds—short-term
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3,523 |
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4 |
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3,527 |
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U.S. government agency issues—short-term
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3,530 |
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9 |
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— |
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3,539 |
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U.S. government agency issues—long-term
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6,273 |
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11 |
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6,284 |
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Total cash, cash eqivalents and marketable securities
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$ |
116,583 |
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$ |
24 |
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$ |
— |
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$ |
116,607 |
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January 31, 2014:
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Cash
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$ |
112,271 |
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$ |
— |
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$ |
— |
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$ |
112,271 |
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Cash equivalents
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|
3,463 |
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|
— |
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— |
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|
3,463 |
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Cash and cash equivalents
|
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115,734 |
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— |
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— |
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|
115,734 |
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U.S. treasury notes and bonds—short-term
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3,540 |
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5 |
|
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3,545 |
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U.S. government agency issues—short-term
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2,005 |
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5 |
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— |
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|
2,010 |
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U.S. government agency issues—long-term
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6,806 |
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8 |
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— |
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6,814 |
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Total cash, cash eqivalents and marketable securities
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$ |
128,085 |
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$ |
18 |
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$ |
— |
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$ |
128,103 |
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| Schedule of Contractual Maturities Available-for-Sale Investments |
The following is a schedule of the contractual maturities of
available-for-sale investments as of April 30, 2014 (amounts
in thousands):
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Estimated
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Fair Value |
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Maturity of one year or less
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$ |
7,066 |
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Maturity between one and five years
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6,284 |
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Total
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$ |
13,350 |
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