Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions (Details)

v3.21.2
Related Party Transactions (Details) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Related Party Transaction [Line Items]          
Monthly rent expense     $ 1,440    
Affiliated Entity | Accounting Services | CTRLCFO And Hardesty          
Related Party Transaction [Line Items]          
Expenses from transactions with related parties $ 30,000 $ 48,000 80,000 $ 57,000  
Balance due to related parties $ 7,000   7,000   $ 15,000
Management | 2015 Notes Investments          
Related Party Transaction [Line Items]          
Investments from related parties     2,345,000   1,797,000
Consultants | 2015 Notes Investments          
Related Party Transaction [Line Items]          
Investments from related parties     $ 1,045,000   $ 661,000