General form of registration statement for all companies including face-amount certificate companies

Note 5 - Commitments and Contingencies (Details Textual)

v3.19.2
Note 5 - Commitments and Contingencies (Details Textual)
3 Months Ended 12 Months Ended
Mar. 31, 2019
USD ($)
ft²
Dec. 31, 2018
USD ($)
ft²
Dec. 31, 2015
ft²
UNITED STATES      
Number of Facilities 1 1  
CHINA      
Number of Facilities 1 1  
Lease Monthly Payment $ 3,800 $ 3,800  
Germantown, MD [Member]      
Area of Real Estate Property | ft² 1,500 1,500  
Lease Monthly Payment $ 5,700 $ 5,700  
San Diego, CA [Member]      
Area of Real Estate Property | ft²     3,100
Lease Monthly Payment 13,000 12,000  
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals $ 62,200 $ 87,000