|
Cash, Cash Equivalents and Investments (Tables)
|
9 Months Ended |
|
Sep. 30, 2014
|
| Cash and Cash Equivalents [Abstract] |
|
| Schedule of cash, cash equivalents and investments |
Cash, cash equivalents and investments consisted of the following:
|
|
|
|
|
|
|
|
|
|
As of
December 31,
2013 |
|
As of
September 30,
2014 |
|
(in thousands) |
Cash and cash equivalents: |
|
|
|
|
|
Cash |
$ |
89,176 |
|
|
$ |
51,004 |
|
Money market funds |
98,437 |
|
|
91,780 |
|
Commercial paper |
54,247 |
|
|
6,100 |
|
Corporate debt securities |
3,895 |
|
|
— |
|
Total cash and cash equivalents |
$ |
245,755 |
|
|
$ |
148,884 |
|
Short-term investments: |
|
|
|
|
|
Commercial paper |
$ |
47,526 |
|
|
$ |
54,643 |
|
Corporate debt securities |
50,436 |
|
|
112,867 |
|
U.S. government and government agency debt securities |
700 |
|
|
— |
|
Total short-term investments |
$ |
98,662 |
|
|
$ |
167,510 |
|
Long-term investments: |
|
|
|
|
|
Corporate debt securities |
$ |
100,690 |
|
|
$ |
107,840 |
|
U.S. government and government agency debt securities |
4,996 |
|
|
13,104 |
|
Total long-term investments |
$ |
105,686 |
|
|
$ |
120,944 |
|
Cash, cash equivalents and investments |
$ |
450,103 |
|
|
$ |
437,338 |
|
|
| Summary of available-for-sale securities' adjusted cost, gross unrealized gains, gross unrealized losses and fair value by significant investment category |
The following tables summarize our available-for-sale securities’ adjusted cost, gross unrealized gains, gross unrealized losses and fair value by significant investment category as of December 31, 2013 and September 30, 2014.
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
As of December 31, 2013 |
|
Adjusted
Cost
|
|
Unrealized
Gains
|
|
Unrealized
Losses
|
|
Fair
Value
|
|
(in thousands) |
Money market funds |
$ |
98,437 |
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
98,437 |
|
Commercial paper |
101,773 |
|
|
— |
|
|
— |
|
|
101,773 |
|
Corporate debt securities |
155,273 |
|
|
6 |
|
|
(258 |
) |
|
155,021 |
|
U.S. government and government agency debt securities |
5,700 |
|
|
— |
|
|
(4 |
) |
|
5,696 |
|
Total cash equivalents and marketable securities |
$ |
361,183 |
|
|
$ |
6 |
|
|
$ |
(262 |
) |
|
$ |
360,927 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
As of September 30, 2014 |
|
Adjusted
Cost
|
|
Unrealized
Gains
|
|
Unrealized
Losses
|
|
Fair
Value
|
|
(in thousands) |
Money market funds |
$ |
91,780 |
|
|
$ |
— |
|
|
$ |
— |
|
|
$ |
91,780 |
|
Commercial paper |
60,743 |
|
|
— |
|
|
— |
|
|
60,743 |
|
Corporate debt securities |
220,969 |
|
|
24 |
|
|
(286 |
) |
|
220,707 |
|
U.S. government and government agency debt securities |
13,115 |
|
|
2 |
|
|
(13 |
) |
|
13,104 |
|
Total cash equivalents and marketable securities |
$ |
386,607 |
|
|
$ |
26 |
|
|
$ |
(299 |
) |
|
$ |
386,334 |
|
|
| Schedule of available-for-sale investments by contractual maturity date |
The following table presents available-for-sale investments by contractual maturity date as of December 31, 2013 and September 30, 2014.
|
|
|
|
|
|
|
|
|
|
As of December 31, 2013 |
|
Adjusted
Cost
|
|
Fair Value |
|
(in thousands) |
Due in one year or less |
$ |
255,278 |
|
|
$ |
255,241 |
|
Due after one year through three years |
105,905 |
|
|
105,686 |
|
Total |
$ |
361,183 |
|
|
$ |
360,927 |
|
|
|
|
|
|
|
|
|
|
|
As of September 30, 2014 |
|
Adjusted
Cost
|
|
Fair Value |
|
(in thousands) |
Due in one year or less |
$ |
265,438 |
|
|
$ |
265,390 |
|
Due after one year through three years |
121,169 |
|
|
120,944 |
|
Total |
$ |
386,607 |
|
|
$ |
386,334 |
|
|