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Stock-Based Compensation
3 Months Ended
Mar. 31, 2012
Stock-Based Compensation [Abstract]  
Stock-Based Compensation

10. Stock-Based Compensation

Stock-based compensation expense for the three months ended March 31, 2012 and 2011 was $451,000 and $300,000, respectively. Stock-based compensation expense is included in selling, general and administrative expenses in the Company's unaudited condensed consolidated statements of operations.