| Schedule of cash and available-for-sale investments' adjusted cost, gross unrealized gains, gross unrealized losses and fair value by significant investment category recorded as cash and cash equivalents or short- or long-term investments |
The following tables show the Company’s cash and available-for-sale investments’ adjusted cost, gross unrealized gains, gross unrealized losses and fair value by significant investment category recorded as cash and cash equivalents or short- or long-term investments as of December 31, 2014 and December 31, 2015 (in thousands):
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December 31, 2014
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Cash and
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Adjusted
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Unrealized
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Unrealized
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Cash
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Short-term
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Long-term
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Cost
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Gains
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Losses
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Fair Value
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Equivalents
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Investments
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Investments
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Cash
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$
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13,077
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$
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—
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$
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—
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$
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13,077
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$
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13,077
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$
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—
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$
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—
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Level 1:
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Money market funds
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16,110
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—
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—
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16,110
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16,110
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—
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—
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Subtotal
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16,110
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—
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—
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16,110
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16,110
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—
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—
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Level 2:
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Asset-backed securities
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4,458
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—
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(3)
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4,455
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—
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—
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4,455
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Corporate bonds
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54,321
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2
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(46)
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54,277
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—
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46,726
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7,551
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Commercial paper
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6,797
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—
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—
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6,797
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—
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6,797
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—
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U.S. agency securities
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2,503
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—
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—
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2,503
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—
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—
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2,503
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Subtotal
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68,079
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2
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(49)
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68,032
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—
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53,523
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14,509
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Total
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$
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97,266
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$
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2
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$
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(49)
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$
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97,219
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$
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29,187
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$
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53,523
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$
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14,509
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December 31, 2015
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Cash and
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Adjusted
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Unrealized
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Unrealized
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Cash
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Short-term
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Long-term
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Cost
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Gains
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Losses
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Fair Value
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Equivalents
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Investments
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Investments
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Cash
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$
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7,593
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$
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—
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$
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—
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$
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7,593
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$
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7,593
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$
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—
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$
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—
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Level 1:
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Money market funds
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21,937
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—
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—
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21,937
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21,937
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—
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—
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U.S. government notes
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998
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—
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(2)
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996
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—
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—
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996
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Subtotal
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22,935
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—
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(2)
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22,933
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21,937
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—
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996
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Level 2:
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Asset-backed securities
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6,739
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—
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(9)
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6,730
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—
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—
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6,730
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Corporate bonds
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39,195
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2
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(51)
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39,146
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—
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33,156
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5,990
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Commercial paper
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1,100
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—
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—
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1,100
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—
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1,100
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—
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U.S. agency securities
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3,506
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—
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(1)
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3,505
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—
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3,505
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—
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Subtotal
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50,540
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2
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(61)
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50,481
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—
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37,761
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12,720
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Total
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$
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81,068
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$
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2
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$
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(63)
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$
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81,007
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$
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29,530
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$
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37,761
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$
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13,716
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