Accumulated Other Comprehensive Loss (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive (loss) income, beginning balance			$ (14,608,186)
Other comprehensive income (loss) before reclassifications	$ (4,740)	$ (8,087)	81,658	$ (21,240)
Total other comprehensive income (loss)	(4,740)	(8,087)	81,658	(21,240)
Accumulated other comprehensive (loss) income, ending balance	(12,536,419)		(12,536,419)
Foreign Currency Translation
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive (loss) income, beginning balance	(1,909,282)	(1,939,979)	(1,995,680)	(1,926,826)
Other comprehensive income (loss) before reclassifications	(4,740)	(8,087)	81,658	(21,240)
Total other comprehensive income (loss)	(4,740)	(8,087)	81,658	(21,240)
Accumulated other comprehensive (loss) income, ending balance	(1,914,022)	(1,948,066)	(1,914,022)	(1,948,066)
Net Minimum Pension Liability
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive (loss) income, beginning balance	7,719	33,566	7,719	33,566
Other comprehensive income (loss) before reclassifications	0	0	0	0
Total other comprehensive income (loss)	0	0	0	0
Accumulated other comprehensive (loss) income, ending balance	7,719	33,566	7,719	33,566
AOCI Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive (loss) income, beginning balance	(1,901,563)	(1,906,413)	(1,987,961)	(1,893,260)
Accumulated other comprehensive (loss) income, ending balance	$ (1,906,303)	$ (1,914,500)	$ (1,906,303)	$ (1,914,500)