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Fair Value (Tables)
 12 Months Ended
Dec. 31, 2014
Fair Value Disclosures [Abstract]  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis
The following table presents our financial assets and (liabilities) that are measured and reported at fair value in our Consolidated Balance Sheets on a recurring basis, by level within the fair value hierarchy (in thousands):
Fair Value at December 31, 2014
Level 1
 
Level 2
 
Level 3
Money market demand accounts and investment grade fixed income securities
$
916

 
$
—

 
$
—

 
 
 
 
 
 
Fair Value at December 31, 2013
Level 1
 
Level 2
 
Level 3
Money market demand accounts and investment grade fixed income securities
$
65,800

 
$
—

 
$
—