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Summary of Significant Accounting Policies (Details 1) - USD ($)
Sep. 30, 2018
Jan. 31, 2018
Accounting Policies [Abstract]    
Contract assets $ 427,480 $ 243,764
Contract liabilities, current (1,961,758) (2,533,501)
Purchase price adjustment on date of acquisition for contract liabilities 0 239,064
Contract liabilities, non-current 0 0
Contract liabilities, net $ (1,534,278) $ (2,050,673)