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Basis of Presentation and Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2011
Organization, Consolidation and Presentation of Financial Statements [Abstract] 
Schedule of Goodwill
The following table summarizes the changes in the carrying amount of the Company's goodwill during the nine months ended September 30, 2011 (in thousands):

 
Nine Months Ended September 30,
 
2011
 
 
Beginning balance, January 1
$
31,094

Goodwill acquired
560

Ending balance, September 30
$
31,654