Revenue Recognition (Details) - Revenue from contracts with customers - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Disaggregation of Revenue [Line Items]
Revenue From Customers	$ 13,266,821	$ 13,130,379	$ 39,849,920	$ 38,917,580
Subsidy and other revenue outside scope of ASC 6065	3,117,784	3,210,194	9,499,870	9,734,014
Total revenue	16,384,605	16,340,573	49,349,790	48,651,594
Voice Services [Member]
Disaggregation of Revenue [Line Items]
Revenue From Customers	1,733,383	1,910,086	5,279,923	5,754,205
Total revenue	1,543,749	1,664,700	4,639,793	5,095,754
Network Access [Member]
Disaggregation of Revenue [Line Items]
Revenue From Customers	1,345,501	1,467,317	4,310,193	4,781,114
Total revenue	1,333,767	1,419,902	4,260,892	4,636,682
Video Service [Member]
Disaggregation of Revenue [Line Items]
Revenue From Customers	3,185,970	3,078,909	9,451,240	9,151,424
Total revenue	3,186,355	3,081,057	9,452,955	9,158,795
Data Service [Member]
Disaggregation of Revenue [Line Items]
Revenue From Customers	5,897,494	5,423,260	17,489,723	15,923,398
Total revenue	6,434,544	5,924,036	19,071,081	17,406,412
Directory [Member]
Disaggregation of Revenue [Line Items]
Revenue From Customers	181,626	202,800	537,691	614,806
Other Contracted Revenue [Member]
Disaggregation of Revenue [Line Items]
Revenue From Customers	658,867	602,346	1,942,974	1,804,292
Product and Service, Other [Member]
Disaggregation of Revenue [Line Items]
Revenue From Customers	$ 263,980	$ 445,661	$ 838,176	$ 888,341