Other Current Liabilities (Details) - USD ($)	Dec. 31, 2022	Dec. 31, 2021
Other Current Liabilities
Carrier service costs	$ 8,402,770	$ 8,771,660
Salaries and payroll taxes	1,637,628	2,213,356
Inventory purchases, consultants and other costs	1,205,209	1,345,900
Severance costs	7,612	7,612
U.S. income tax payable	61,490	(23,562)
Foreign income tax payable (receivable)	12,560	29,460
Total Accrued expenses	$ 11,327,269	$ 12,344,426