Quarterly report pursuant to sections 13 or 15(d)

Acquisitions - Additional Information (Detail)

v2.4.0.8
Acquisitions - Additional Information (Detail) (USD $)
 3 Months Ended 1 Months Ended 9 Months Ended 1 Months Ended
Apr. 01, 2012
Commodity Advisors
Mar. 31, 2013
Ten-Sixty
Sep. 30, 2013
Ten-Sixty
Mar. 28, 2013
Ten-Sixty
Apr. 30, 2013
Ten-Sixty
Promissory Note
Sep. 30, 2013
Ten-Sixty
Promissory Note
Installment
Mar. 31, 2014
Scenario, Forecast
Commodity Advisors
Dec. 31, 2013
Scenario, Forecast
Ten-Sixty
Promissory Note
Business Acquisition [Line Items]                
Units issued for acquisition $ 132,000              
Value of future one-time earnout payment             800,000  
Redemption value of units issued             400,000  
Acquisition of assets       1,900,000,000        
Cash consideration under Asset Purchase Agreement       2,500,000        
Promissory note issued       1,479,000        
Number of installments           2    
Installment amount payable         218,000     218,000
Quarterly installments from June 30, 2014 through March 31, 2017           87,000    
Interest on principal amount           5.00%    
Costs related to acquisition   51,000            
Fair value of assets acquired     $ 0