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Other Current and Non-Current Assets- Schedule of Other Current Assets (Details) (Parenthetical) - USD ($)
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2016
Dec. 31, 2018
Security deposits $ 14,000,000    
Deposit receivable sold 13,000,000    
Payment on deposits 10,400,000    
Proceeds from other assets 10,400,000    
Advances to unrelated parties [1] 1,835,826   $ 3,223,897
Interest receivables 160,000    
Advances for business development 1,660,000    
RMB [Member]      
Security deposits 90,800,000    
Deposit receivable sold 90,200,000    
Payment on deposits $ 72,200,000    
Loss on sale of deposit receivables   $ 2,700,000  
[1] The advances to unrelated parties for business development, and are non-interest bearing and due on demand. Included in the balance of advances to unrelated parties, $1.8 million was the amount due from one unrelated party, which consisted of $0.16 million interest receivables related to a loan agreement entered during 2018 (see Note 13) and $1.66 million advances for business development purposes which were non-interest bearing and due on demand. Subsequent to the year ended December 31, 2019, the Company has fully collected the balance from this unrelated party