Quarterly report pursuant to sections 13 or 15(d)

Preliminary Values Assigned to Assets Acquired and Liabilities Assumed (Detail)

v2.4.0.8
Preliminary Values Assigned to Assets Acquired and Liabilities Assumed (Detail) (USD $)
Sep. 30, 2013
Mar. 08, 2013
Dec. 31, 2012
Dec. 31, 2011
Business Acquisition [Line Items]        
Goodwill $ 17,349,686   $ 10,165,993 $ 1,988,920
Intangible assets   1,599,000    
Preliminary purchase price   856,250    
Relume Technologies Inc
       
Business Acquisition [Line Items]        
Cash 61,000      
Accounts receivable 851,000      
Inventory 2,499,000      
Goodwill 7,184,000      
Other assets 618,000      
Assets acquired 15,113,000      
Accounts payable 2,574,000      
Accrued liabilities 795,000      
Other current liabilities 26,000      
Capital lease obligations 110,000      
Liabilities assumed 3,505,000      
Preliminary purchase price 11,608,000      
Relume Technologies Inc | Technology
       
Business Acquisition [Line Items]        
Intangible assets 2,020,000      
Relume Technologies Inc | Trademarks
       
Business Acquisition [Line Items]        
Intangible assets 1,200,000      
Relume Technologies Inc | Customer Relationships
       
Business Acquisition [Line Items]        
Intangible assets 680,000      
Seesmart Technologies Incorporated
       
Business Acquisition [Line Items]        
Cash 68,661      
Accounts receivable 1,048,345      
Inventory 1,352,326      
Goodwill 10,165,993      
Other assets 333,470      
Assets acquired 23,675,795      
Accounts payable 2,692,065      
Accrued liabilities 1,137,045      
Deferred revenue 104,000      
Liabilities assumed 5,399,860      
Preliminary purchase price 18,275,935      
Seesmart Technologies Incorporated | Trademarks
       
Business Acquisition [Line Items]        
Intangible assets 3,434,000      
Seesmart Technologies Incorporated | Customer Relationships
       
Business Acquisition [Line Items]        
Intangible assets 7,273,000      
Seesmart Technologies Incorporated | Customer Deposits
       
Business Acquisition [Line Items]        
Other current liabilities $ 1,466,750