Accounts Receivable and Significant Concentrations (Details 1)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Commercial
Concentration risk	21.20%	12.60%	20.60%	15.40%
U.S Federal Government
Concentration risk	78.40%	87.10%	78.90%	84.20%
U.S. State and Local and Foreign Governments
Concentration risk	0.40%	0.30%	0.50%	0.40%