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Consolidated Statements of Cash Flows - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Cash flows provided by operating activities    
Net income $ 3,691,376 $ 3,520,035
Adjustments to reconcile net income to net cash provided by operating activities:    
Net cash provided by operating activities 2,204,900 4,096,217
Cash flows used in financing activities    
Subscriptions 0 373,500
Redemptions (2,204,900) (4,469,717)
Net cash used in financing activities (2,204,900) (4,096,217)
Net change in cash and cash equivalents 0 0
Cash and cash equivalents, beginning of year 0 0
Cash and cash equivalents, end of year 0 0
Graham Alternative Investment Trading LLC [Member]    
Cash flows provided by operating activities    
Net income (3,691,376) (3,520,035)
Adjustments to reconcile net income to net cash provided by operating activities:    
Proceeds from sale of investment in Graham Alternative Investment Trading LLC 2,204,900 4,469,717
Purchases of investment in Graham Alternative Investment Trading LLC $ 0 $ (373,500)