Quarterly report pursuant to Section 13 or 15(d)

SIGNIFICANT ACCOUNTING POLICIES (Details Narrative)

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SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2021
Dec. 31, 2020
Property, Plant and Equipment [Line Items]      
Restricted cash $ 669,900 $ 669,900 $ 1,019,900
Restricted cash, current 100,000 100,000 350,000
Restricted cash, noncurrent 569,900 569,900 669,900
Cash and Cash Equivalents, at Carrying Value 36,080,292 36,080,292 85,433,441
Prepaid Expense and Other Assets, Current 2,625,425 2,625,425 3,712,861
Property, Plant and Equipment, Net 3,517,677 3,517,677 4,067,837
Unrecognized Tax Benefits     0
Tax Credit Carryforward, Amount     1,765,000
Operating Loss Carryforwards, Valuation Allowance     4,566,000
Impairment charges 0 $ 0  
Deferred Tax Assets [Member]      
Property, Plant and Equipment [Line Items]      
Valuation allowance   100.00%  
Foreign Tax Authority [Member]      
Property, Plant and Equipment [Line Items]      
Operating Loss Carryforwards     1,791,000
Domestic Tax Authority [Member]      
Property, Plant and Equipment [Line Items]      
Operating Loss Carryforwards     4,592,000
Computer Hardware and Software [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, estimated useful life   3 years  
Office Furniture and Equipment [Member] | Minimum [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, estimated useful life   3 years  
Office Furniture and Equipment [Member] | Maximum [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, estimated useful life   5 years  
Leaseholds and Leasehold Improvements [Member]      
Property, Plant and Equipment [Line Items]      
Property, Plant and Equipment, Estimated Useful Lives   The Company’s leasehold improvements and assets under capital lease are amortized over the shorter of their useful lives or the respective leases. See Note 7 for details of property and equipment and Note 8 for operating and capital lease commitments.  
UNITED KINGDOM      
Property, Plant and Equipment [Line Items]      
Cash held in subsidiary 7,875,000 $ 7,875,000 1,033,000
Cash and Cash Equivalents, at Carrying Value 7,875,000 7,875,000 1,033,000
Prepaid Expense and Other Assets, Current 1,428,000 1,428,000 1,837,000
Property, Plant and Equipment, Net 9,000 9,000 $ 23,000
Letter of Credit [Member]      
Property, Plant and Equipment [Line Items]      
Restricted cash 669,900 669,900  
Restricted cash, current 100,000 100,000  
Restricted cash, noncurrent $ 569,900 $ 569,900