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Fair Value Of Assets And Liabilities (Tables)
 6 Months Ended
Jun. 30, 2012
Fair Value Disclosures [Abstract]  
Fair Value Measurements, Recurring and Nonrecurring
The following table presents the Company’s assets and liabilities measured at fair value as of June 30, 2012 and December 31, 2011, respectively (in thousands):
 
Fair Value
 
Hierarchy
 
June 30,
2012
 
December 31,
2011
Cash equivalents and restricted cash
 Level 1
 
$
53,023

 
$
44,141

Contingent consideration liability
 Level 3
 
$
(2,331
)
 
$
—