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Fair Value Measurements (Tables)
 9 Months Ended
Sep. 30, 2014
Fair Value Measurements  
Schedule of financial assets subject to fair value measurements

 

 

 

As of
September 30, 2014

 

Level 1

 

Level 2

 

Level 3

 

 

 

(In thousands)

 

Money market funds and cash equivalents

 

$
27,995 

 

$

—

 

$
27,995 

 

$

—

 

Marketable securities

 
191,553 

 

—

 
191,553 

 

—

 

 

 

$
219,548 

 

$

—

 

$
219,548 

 

$

—

 

 

 

 

As of
December 31, 2013

 

Level 1

 

Level 2

 

Level 3

 

 

 

(In thousands)

 

Money market funds and cash equivalents

 

$
148,549 

 

$

—

 

$
148,549 

 

$

—

 

Marketable securities

 
133,581 

 

—

 
133,581 

 

—

 

 

 

$
282,130 

 

$

—

 

$
282,130 

 

$

—