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Commitments and Contingencies (Details Narrative)
$ in Thousands
1 Months Ended 3 Months Ended
May 03, 2019
USD ($)
Sep. 30, 2007
USD ($)
Oct. 31, 2019
USD ($)
ft²
Lease expiration, date     2012
Area of land | ft²     4,000
Operating lease, description     The lease commenced September 15, 2014 and originally expired on September 30, 2015 and we exercised our option to renew the lease and extended the expiration to September 15, 2017.
Accrued unpaid rent forgiveness, inventory exchanged value $ 15    
Inventory written off value in gain on forgiveness $ 15    
Sing Lin Technologies [Member]      
Payables due to related party     $ 41
Total cost   $ 471  
Agreement Transition Description   The Agreement provided for the Company to purchase approximately $2.6 million of Exer-Rest units within one year of the September 2008 acceptance of the final product. The Agreement further provided for the Company to purchase $4.1 million and $8.8 million of Exer-Rest products in the second and third years following such acceptance, respectively.  
Payments from company     1,700
Minimum future purchase     $ 13,900
Sing Lin Technologies [Member] | One Year [Member]      
Purchase of Exer-Rest units   $ 2,600  
Sing Lin Technologies [Member] | Second Year [Member]      
Purchase of Exer-Rest units   4,100  
Sing Lin Technologies [Member] | Three Year [Member]      
Purchase of Exer-Rest units   8,800  
Sing Lin Technologies [Member] | Tooling Cost [Member]      
Consideration   150  
Sing Lin Technologies [Member] | Concepts and Designs [Member]      
Consideration   $ 150