Consolidated Statements of Cash Flows - USD ($)		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018
Cash flows from operating activities:
Net loss		$ (6,327,658)	$ (5,201,021)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities
Stock-based compensation		572,177	939,711
Depreciation and amortization	[1]	1,042,829	1,141,161
Deferred income tax expense / (benefit)		1,425,414	(495,228)
Recovery of contingent earnout		(200,000)
(Increase)/decrease in operating assets
Accounts receivable		1,519,683	(2,006,603)
Contract assets		844,846	7,039,227
Inventories		152,160	1,103,750
Other assets		125,056	(552,515)
Increase/(decrease) in operating liabilities
Accounts payable		(177,801)	(461,774)
Accrued expenses		315,195	(1,235,064)
Contract liabilities		309,129	70,211
Deferred revenue		969,684	167,946
Total adjustments		6,898,372	5,710,822
Net cash provided by operating activities		570,714	509,801
Cash flows from investing activities:
Capital expenditures		(2,688,231)	(2,537,652)
Net cash used in investing activities		(2,688,231)	(2,537,652)
Cash flows from financing activities
Payments of long-term debt		(657,591)	(743,697)
Net cash used in financing activities		(657,591)	(743,697)
Net decrease in cash and cash equivalents		(2,775,108)	(2,771,548)
Cash and cash equivalents at beginning of year		11,439,361	14,210,909
Cash and cash equivalents at end of year		8,664,253	11,439,361
Supplemental disclosure of cash flow information:
Income taxes paid		2,800	472,542
Interest paid		365,254	463,850
Capitalization of right to use Asset and related lease liability		$ 84,354

[1] Includes amortization expense of $120,488 and $115,800 for the year ending December 31, 2019 and the year ended December 31, 2018, respectively. Such amortization expense relates to other capitalized and intangibles assets.