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Business Combinations - CombineNet (Schedule of Pro Forma Operating Results) (Detail) (CombineNet, USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2013
CombineNet
 
Business Acquisition [Line Items]  
Pro forma revenue $ 24,053
Pro forma net loss $ (750)
Pro forma net loss per share, basic $ (0.03)
Pro forma net loss per share, diluted $ (0.03)