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Fair Value Measurements (Tables)
 9 Months Ended
Sep. 30, 2013
Fair Value Disclosures [Abstract]  
Schedule of Company's Financial Assets and (Liabilities) at Fair Value on Recurring Basis
The following table summarizes the basis used to measure the Company’s financial assets and (liabilities) at fair value on a recurring basis in the balance sheet at September 30, 2013 and December 31, 2012:
 
 
Basis of Fair Value Measurements
 
Balance at 
 September 30, 2013
 
Level 1
 
Level 2
 
Level 3
 
(In thousands)
Money market investment
$
14,973

 
$
14,973

 
$
—

 
$
—

Available for sale securities
2,956

 
2,956

 
—

 
—

Contingent consideration
(4,890
)
 
—

 
—

 
(4,890
)
 
 
Basis of Fair Value Measurements
 
Balance at 
 December 31, 2012
 
Level 1
 
Level 2
 
Level 3
 
(In thousands)
Money market investment
$
11,165

 
$
11,165

 
$
—

 
$
—

Available for sale securities
2,862

 
2,862

 
—

 
—

Contingent consideration
(9,043
)
 
—

 
—

 
(9,043
)