Accounts Receivable and Significant Concentrations (Tables)

12 Months Ended

Dec. 31, 2020

Receivables [Abstract]

Schedule of accounts receivable

	DECEMBER 31,
	2020		2019
Government (1)	$	34,097,906	$	12,604,582
Commercial (2)		1,898,924		2,102,581
Gross accounts receivable		35,996,830		14,707,163
Less: allowances for doubtful
accounts (3)		114,169		126,235
Accounts receivable, net	$	35,882,661	$	14,580,928

Schedule of concentration of risk

Customers representing ten percent or more of consolidated accounts receivable are set forth in the table below as of the periods presented:

	DECEMBER 31,
	2020		2019
	As a % of		As a % of
Customer Name	Receivables		Receivables
National Aeronautics and Space Administration		--		21%
U.S. Census Bureau		70%		18%

Customers representing ten percent or more of consolidated revenues are set forth in the table below for each of the periods presented:

	YEARS ENDED
	DECEMBER 31,
	2020		2019
	As a % of		As a % of
Customer Name	Revenues		Revenues
U.S. Immigration and Customs Enforcement		--		14%
U.S. Customs Border Patrol		--		12%
U.S. Census Bureau		50%		10%