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Cash equivalents and marketable securities, available-for-sale, consisted of the following at December 31, 2018 and December 31, 2017 (in thousands):
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Unrealized
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Unrealized
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Fair
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December 31, 2018
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Amortized Cost
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|
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Gains
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|
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Losses
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Value
|
|
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Cash and Cash equivalents:
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
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Cash and money market funds
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$
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34,886
|
|
|
$
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—
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|
|
$
|
—
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|
|
$
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34,886
|
|
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Overnight repurchase agreements
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|
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15,000
|
|
|
|
—
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|
|
|
—
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|
|
|
15,000
|
|
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Marketable Securities:
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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U.S. treasury obligations
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|
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49,796
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|
|
|
—
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|
|
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(3
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)
|
|
|
49,793
|
|
|
Total:
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|
$
|
99,682
|
|
|
$
|
—
|
|
|
$
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(3
|
)
|
|
$
|
99,679
|
|
|
|
|
|
|
|
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Unrealized
|
|
|
Unrealized
|
|
|
Fair
|
|
|
December 31, 2017
|
|
Amortized Cost
|
|
|
Gains
|
|
|
Losses
|
|
|
Value
|
|
|
Cash and Cash equivalents:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cash and money market funds
|
|
$
|
17,205
|
|
|
$
|
—
|
|
|
$
|
—
|
|
|
$
|
17,205
|
|
|
Overnight repurchase agreements
|
|
|
15,000
|
|
|
|
—
|
|
|
|
—
|
|
|
|
15,000
|
|
|
Marketable Securities:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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U.S. treasury obligations
|
|
|
39,886
|
|
|
|
—
|
|
|
|
(42
|
)
|
|
|
39,844
|
|
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Total:
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|
$
|
72,091
|
|
|
$
|
—
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|
|
$
|
(42
|
)
|
|
$
|
72,049
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