XML 42 R32.htm IDEA: XBRL DOCUMENT v3.22.2
Note 4 - Investment in Unconsolidated Limited Liability Company (Details Textual)
3 Months Ended 6 Months Ended 59 Months Ended
Aug. 08, 2017
USD ($)
Jun. 30, 2022
USD ($)
Mar. 31, 2022
USD ($)
Jun. 30, 2021
USD ($)
Jun. 30, 2022
USD ($)
Jun. 30, 2021
USD ($)
Jun. 30, 2022
USD ($)
Dec. 31, 2021
USD ($)
Income (Loss) from Equity Method Investments   $ 0   $ (79,000) $ (122,000) $ (155,000)    
Equity Method Investment, Other than Temporary Impairment   455,000   (0) 455,000 0    
InControl Medical [Member]                
Income (Loss) from Equity Method Investments   (0)   $ (79,000) (122,000) $ (155,000)    
Equity Method Investment, Other than Temporary Impairment   $ 455,000     $ 455,000      
InControl Medical [Member] | Membership Unit Subscription Agreement [Member]                
Payments to Acquire Equity Method Investments $ 2,500,000              
Equity Method Investment, Ownership Percentage   7.00%     7.00%   7.00%  
Unrecorded Unconditional Purchase Obligation, Period Quantity Purchased   0   100 0 100 5,425  
Unrecorded Unconditional Purchase Obligation, Purchases   $ 0   $ 12,000 $ 0 $ 12,000    
Unrecorded Unconditional Purchase Obligation, Purchases, Product Cost   0 $ 0 $ 10,000   $ 10,000    
Accounts Payable, Related Parties, Current   $ 0     $ 0   $ 0 $ 0