| 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 July 31, 2018 and January 31, 2018. There were no fair value measurements of our financial assets and liabilities using significant Level 3 inputs for the periods presented:
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Fair Value at July 31, 2018 Using
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Quoted
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Prices in
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Significant
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Active
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Other
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Markets for
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Observable
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July 31,
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Identical Assets
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Inputs
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2018
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(Level 1)
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(Level 2)
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(Amounts in thousands)
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Financial assets:
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Money market accounts (1)
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$
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3,056
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$
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2,649
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$
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407
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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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1,992
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1,992
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—
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Non-current marketable securities:
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U.S. treasury notes and bonds - conventional
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4,758
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4,758
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—
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U.S. government agency issues
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985
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—
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985
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Corporate bonds
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2,283
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—
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2,283
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Total
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$
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13,074
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$
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9,399
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$
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3,675
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Fair Value at January 31, 2018 Using
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Quoted
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Prices in
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Significant
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Active
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Other
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Markets for
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Observable
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January 31,
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Identical Assets
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Inputs
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2018
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(Level 1)
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(Level 2)
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(Amounts in thousands)
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Financial assets:
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Money market accounts (1)
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$
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4,568
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$
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—
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$
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4,568
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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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1,993
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1,993
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—
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U.S. government agency issues
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1,998
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—
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1,998
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Non-current marketable securities:
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U.S. treasury notes and bonds - conventional
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1,724
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1,724
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—
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U.S. government agency issues
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985
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—
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985
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Corporate bonds
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1,740
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—
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1,740
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Total
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$
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13,008
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$
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3,717
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$
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9,291
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(1)
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Money market funds and U.S. treasury bills are included in cash and cash equivalents on the accompanying consolidated balance sheets and are valued at quoted market prices for identical instruments in active markets.
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| Summary of Available-for-Sale Securities |
The following is a summary of cash, cash equivalents and available-for-sale securities, including the cost basis, aggregate fair value and gross unrealized gains and losses, for short- and long-term marketable securities portfolio as of July 31, 2018 and January 31, 2018:
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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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July 31, 2018:
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Cash
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$
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21,337
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$
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—
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$
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—
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$
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21,337
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Cash equivalents
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3,045
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|
11
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—
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3,056
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Cash and cash equivalents
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24,382
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11
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—
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24,393
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U.S. treasury notes and bonds - short-term
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1,999
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—
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(7
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)
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1,992
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U.S. treasury notes and bonds - long-term
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4,788
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—
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(30
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)
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4,758
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U.S. government agency issues - long-term
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1,001
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—
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(16
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)
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985
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Corporate bonds - long-term
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2,313
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—
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(30
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)
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2,283
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Total cash, cash equivalents and marketable securities
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$
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34,483
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$
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11
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$
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(83
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)
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$
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34,411
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January 31, 2018:
|
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Cash
|
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$
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39,084
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$
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—
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$
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—
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$
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39,084
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Cash equivalents
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4,568
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—
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—
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4,568
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Cash and cash equivalents
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43,652
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—
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—
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43,652
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U.S. treasury notes and bonds - short-term
|
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2,001
|
|
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|
—
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(8
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)
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1,993
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U.S. treasury notes and bonds - long-term
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1,740
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—
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(16
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)
|
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1,724
|
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U.S. government agency issues - short-term
|
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1,991
|
|
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9
|
|
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(2
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)
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1,998
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U.S. government agency issues - long-term
|
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1,002
|
|
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—
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(17
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)
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985
|
|
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Corporate bonds - long-term
|
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1,760
|
|
|
|
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(20
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)
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1,740
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Total cash, cash equivalents and marketable securities
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$
|
52,146
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$
|
9
|
|
|
$
|
(63
|
)
|
|
$
|
52,092
|
|
|