Summary of Significant Accounting Policies (Revision of Statements of Cash Flows) (Details) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Net loss $ (4,108,502) $ (38,255,271)
Adjustments to reconcile net loss to net cash used in operating activities:    
Impairment expense 27,140,126
Changes in operating assets and liabilities: deferred revenue (4,481,294) (2,139,137)
Cash used in operating activities $ (6,664,064) (6,164,168)
As Previously Reported [Member]    
Net loss   (35,795,554)
Adjustments to reconcile net loss to net cash used in operating activities:    
Impairment expense   25,113,034
Changes in operating assets and liabilities: deferred revenue   (2,571,762)
Cash used in operating activities   (6,164,168)
Adjustment [Member]    
Net loss   (2,459,717)
Adjustments to reconcile net loss to net cash used in operating activities:    
Impairment expense   2,027,092
Changes in operating assets and liabilities: deferred revenue   432,625
Cash used in operating activities