XML 28 R18.htm IDEA: XBRL DOCUMENT v3.4.0.3
Summary of Significant Accounting Policies (Details)
Mar. 31, 2016
Dec. 31, 2015
Graham Alternative Investment Ltd. [Abstract]    
Percentage of ownership interest 100.00%  
Graham Alternative Investment Trading LLC [Member]    
Schedule of Equity Method Investments [Line Items]    
Ownership percentage 47.16% 46.73%