Stock-Based Compensation	3 Months Ended
Mar. 31, 2013
Stock-Based Compensation [Abstract]
Stock-Based Compensation	9. Stock-Based Compensation Stock-based compensation expense for the three months ended March 31, 2013 and 2012 was $830,000 and $451,000, respectively. Stock-based compensation expense is included in selling, general and administrative expenses in the Company’s unaudited condensed consolidated statements of operations.

The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details.

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+ Details