Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Components of Accumulated Other Comprehensive Loss) (Details)

v3.20.1
Summary of Significant Accounting Policies (Components of Accumulated Other Comprehensive Loss) (Details)
 3 Months Ended
Mar. 31, 2020
USD ($)
Accumulated Other Comprehensive Income (Loss) [Line Items]  
BALANCE $ 47,392,282
BALANCE 48,962,702
Foreign Currency Translation [Member]  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
BALANCE (709,000)
Net current period change (132,000)
BALANCE (841,000)
Unrealized gain (loss) on securities [Member]  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
BALANCE 11,000
Net current period change (14,000)
BALANCE (3,000)
Accumulated Other Comprehensive Loss [Member]  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
BALANCE (697,664)
Net current period change (146,000)
BALANCE $ (844,219)