Unbilled Accounts Receivable and Significant Concentrations (Tables)

12 Months Ended

Dec. 31, 2021

Accounts Receivable and Significant Concentrations

Schedule of concentration of risk

	DECEMBER 31,	DECEMBER 31,
	2021	2020
	As a % of	As a % of
Customer Type	Receivables	Receivables
U.S. Federal Government	99%	99%
Commercial	1%	1%