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Fair Value Measurements (Tables)
 12 Months Ended
Dec. 31, 2014
Fair Value Disclosures [Abstract]  
Schedule of Fair Value of Assets
As of December 31, 2014 and 2013, the Company had the following assets measured at fair value on a recurring basis:

  
Fair Value Measurements at
Reporting Date Using
 
Total
 
Level 1
 
Level 2
 
Level 3
Assets (in thousands)
 
 
 
 
 
 
 
December 31, 2014

 

 

 

Money market funds, included in cash and cash equivalents
$
50,001

 
$
—

 
$
50,001

 
$
—

Mutual funds(1)
16,405

 
16,405

 
—

 
—

Money market funds(1)
1,348

 
—

 
1,348

 
—


$
67,754

 
$
16,405

 
$
51,349

 
$
—

December 31, 2013

 

 

 

Money market funds, included in cash and cash equivalents
$
50,001

 
$
—

 
$
50,001

 
$
—

Mutual funds(1)
14,564

 
14,564

 
—

 
—

Money market funds(1)
1,786

 
—

 
1,786

 
—

 
$
66,351

 
$
14,564

 
$
51,787

 
$
—

____________________________
(1) 
Included in Investments, employee benefit plans at fair value on consolidated balance sheets.