Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details Narrative)

v3.22.2.2
Summary of Significant Accounting Policies (Details Narrative) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Jun. 25, 2021
Product Information [Line Items]            
Net cash provided by used in operating activities     $ 27,740,000 $ (8,972,000)    
Cash equivalents at carrying value $ 26,500,000   26,500,000      
Restricted cash     $ 250,000  
Fair value of investment securities 51,000 $ 33,000 $ 112,000 111,000    
Description of property plant and equipment useful lives     ranges of estimated asset lives: building and improvements - ten to thirty-nine years; machinery and equipment including lab equipment - three to seven years; computer equipment and software - three to five years; and furniture and fixtures - five years      
Cash and cash equivalents 22,799,000   $ 22,799,000   8,408,000  
Federal depository insurance 1,000,000.0   1,000,000.0      
Uninsured 21,800,000   21,800,000      
Breakage revenue 300,000   1,000,000.0      
Contract with customer liability 3,885,000   3,885,000   2,939,000  
Deferred revenue 3,700,000   3,700,000   2,700,000  
R&D costs incurred 110,000 208,000 174,000 416,000    
Advertising and Incentive Promotion [Member]            
Product Information [Line Items]            
Advertising and incentive promotion expenses $ 161,000 136,000 $ 286,000 $ 415,000    
Minimum [Member]            
Product Information [Line Items]            
Contract with customer estimated life     12 months      
Maximum [Member]            
Product Information [Line Items]            
Contract with customer estimated life     36 months      
Investment Shares [Member]            
Product Information [Line Items]            
Investment owned balance shares           1,260,619
Investment owned at fairValue         $ 76,000 $ 315,000
Diagnostic Services [Member]            
Product Information [Line Items]            
Percentage of revenue from diagnostic services     31.50% 64.70%    
Unreturned Test Kits and Subscriptions [Member]            
Product Information [Line Items]            
Breakage revenue   $ 100,000   $ 100,000