Income Taxes Deferred Taxes (Details) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Deferred Tax Assets:
Allowance for receivables	$ 20,695	$ 34,820
Deferred revenue	500,841	352,087
Share-based compensation	49,191	23,647
Accrued expenses and other liabilities	93,361	331,497
Domestic net operating loss carryforwards	19,516,151	20,072,283
Foreign net operating loss carryforwards	275,671	187,114
Tax credit carryforwards	3,106,022	3,106,022
Capital loss carryforwards	34,736	34,254
Fixed assets	6,491	155,942
Lease liability	0	134,522
Intangibles	87,796	113,932
Sub-total	23,690,955	24,546,120
Valuation allowance	(23,257,645)	(23,222,032)
Total Deferred Tax Assets	433,310	1,324,088
Deferred Tax Liabilities:
Prepaid commissions and other	(57,438)	(113,706)
Tax method changes	0	(429,836)
Deferred Tax Liabilities, Leasing Arrangements	0	(105,116)
Deferred state income tax	(387,655)	(408,089)
Foreign withholding taxes	(458,526)	(449,816)
Total Deferred Tax Liabilities	(903,619)	(1,506,563)
Deferred Tax Liabilities, Net	$ (470,309)	$ (182,475)