Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details Narrative)

v3.21.1
Summary of Significant Accounting Policies (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Oct. 02, 2020
Oct. 02, 2019
Dec. 31, 2020
Dec. 31, 2019
Cash on hand     $ 7,924 $ 390
Finite risk sinking fund     $ 11,446 11,307
Percentage of reserves for doubtful accounts receivable     100.00%  
Finance leases assets recorded     $ 2,285 1,410
Finance leases accumulated depreciation     291 71
Finance leases net fixed asset     1,994 1,339
Depreciation     1,357 1,086
Impairment charges    
Research and development expense     $ 762 750
Income tax likelihood     Greater than 50%  
Net revenues     $ 105,426 73,459
Government Clients [Member] | Sales Revenue, Net [Member]        
Net revenues     $ 96,582 $ 59,985
Concentration risk percentage     91.60% 81.70%
Customer One [Member] | Unbilled and Accounts Receivables [Member]        
Concentration risk percentage     41.10% 12.50%
Customer Two [Member] | Unbilled and Accounts Receivables [Member]        
Concentration risk percentage     19.00% 34.30%
Customer Three [Member] | Unbilled and Accounts Receivables [Member]        
Concentration risk percentage     12.50%  
Medical Segment [Member]        
Research and development expense     $ 311 $ 314
Services Segment [Member] | Government Clients [Member] | Sales Revenue, Net [Member]        
Net revenues     $ 41,011 $ 8,529
Concentration risk percentage     38.90% 11.60%
Minimum [Member]        
Operating lease term     3 years  
Minimum [Member] | Receipt [Member]        
Percentage of revenue recognized     9.00%  
Minimum [Member] | Treatment/ Processing [Member]        
Percentage of revenue recognized     15.00%  
Minimum [Member] | Shipment/ Final Disposal [Member]        
Percentage of revenue recognized     2.00%  
Maximum [Member]        
Operating lease term     10 years  
Maximum [Member] | Receipt [Member]        
Percentage of revenue recognized     50.00%  
Maximum [Member] | Treatment/ Processing [Member]        
Percentage of revenue recognized     89.00%  
Maximum [Member] | Shipment/ Final Disposal [Member]        
Percentage of revenue recognized     52.00%  
Building [Member] | Minimum [Member]        
Property, plant and equipment, useful life     10 years  
Building [Member] | Maximum [Member]        
Property, plant and equipment, useful life     40 years  
Office Furniture And Equipment [Member] | Minimum [Member]        
Property, plant and equipment, useful life     3 years  
Office Furniture And Equipment [Member] | Maximum [Member]        
Property, plant and equipment, useful life     7 years  
Office/Warehouse Spaces [Member] | Minimum [Member]        
Operating lease term     3 years  
Office/Warehouse Spaces [Member] | Maximum [Member]        
Operating lease term     9 years  
Processing and Transport Equipment [Member] | Minimum [Member]        
Finance lease term     1 year  
Processing and Transport Equipment [Member] | Maximum [Member]        
Finance lease term     6 years  
Building and Land [Member]        
Finance lease term     2 years  
Foreign Subsidiaries [Member]        
Cash on hand     $ 377 $ 388