RESTATEMENT OF PREVIOUSLY ISSUED CONSOLIDATED FINANCIAL STATEMENTS (Details 3) - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities:
Net income (loss)	$ (934,716)	$ (1,442,907)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization	209,261	153,297
Amortization of debt issuance costs	36,953	21,392
Cash expended in excess of expenses	(28,012)	(17,692)
Stock-based compensation	330,787	210,028
Bad debt expense		150,000
Common stock issued as employee compensation		45,913
Changes in operating assets and liabilities:
Decrease in accounts receivable	2,139,417	1,245,407
(Increase) decrease in contract assets	(2,189,888)	395,057
Increase in inventory	(1,378,998)	(49,100)
Decrease in prepaid expenses and other current assets	541,791	98,683
Increase (decrease) in accounts payable and accrued expenses	1,993,200	(3,388,922)
Increase (decrease) in contract liabilities	(2,353,926)	32,107
Decrease in loss reserve	(626,876)	(27,456)
Increase (decrease) in income taxes payable	(71,871)	868
Net cash used in operating activities	(2,332,878)	(2,573,325)
Cash flows from investing activities:
Purchase of property and equipment	(210,695)	(156,006)
Net cash used in investing activities	(210,695)	(156,006)
Cash flows from financing activities:
Payments of long-term debt	(603,037)	(418,306)
Proceeds from line of credit		2,000,000
Payments of line of credit	(300,000)
Stock offering costs paid	(64,371)
Net cash (used in) provided by financing activities	(967,408)	1,581,694
Net decrease in cash and restricted cash	(3,510,981)	(1,147,637)
Cash and restricted cash at beginning of period	6,128,142	1,430,877
Cash and restricted cash at end of period	2,617,161	283,240
Supplemental disclosures of cash flow information:
Cash paid during the period for interest	551,635	429,614
Cash paid during the period for income taxes	90,202
Supplemental schedule of noncash investing and financing activities:
Equipment acquired under financing lease	399,800
As Previously Reported [Member]
Cash flows from operating activities:
Net income (loss)	1,658,598	1,256,765
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization	209,261	153,297
Amortization of debt issuance costs	20,024	21,392
Cash expended in excess of expenses	(28,012)	(17,692)
Stock-based compensation	330,787	303,940
Common stock issued as employee compensation		45,913
Deferred income taxes	(207,346)	405,000
Changes in operating assets and liabilities:
Decrease in accounts receivable	2,040,174	1,395,407
(Increase) decrease in contract assets	(7,416,427)	(2,865,025)
Increase in inventory	(1,378,998)	(49,100)
Decrease in refundable income taxes	435,000
Decrease in prepaid expenses and other current assets	558,845	98,683
Increase (decrease) in accounts payable and accrued expenses	1,993,200	(3,247,776)
Increase (decrease) in contract liabilities	(686,782)	35,198
Increase (decrease) in income taxes payable	138,798	(109,327)
Net cash used in operating activities	(2,332,878)	(2,573,325)
Cash flows from investing activities:
Purchase of property and equipment	(210,695)	(156,006)
Net cash used in investing activities	(210,695)	(156,006)
Cash flows from financing activities:
Payments of long-term debt	(603,037)	(418,306)
Proceeds from line of credit		2,000,000
Payments of line of credit	(300,000)
Stock offering costs paid	(64,371)
Net cash (used in) provided by financing activities	(967,408)	1,581,694
Net decrease in cash and restricted cash	(3,510,981)	(1,147,637)
Cash and restricted cash at beginning of period	6,128,142	1,430,877
Cash and restricted cash at end of period	2,617,161	283,240
Supplemental disclosures of cash flow information:
Cash paid during the period for interest	551,635	429,614
Cash paid during the period for income taxes	90,202
Supplemental schedule of noncash investing and financing activities:
Equipment acquired under financing lease	399,800
Restatement Adjustments [Member]
Cash flows from operating activities:
Net income (loss)	(2,593,314)	(2,699,672)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Amortization of debt issuance costs	16,929
Stock-based compensation		(93,912)
Bad debt expense		150,000
Deferred income taxes	207,346	(405,000)
Changes in operating assets and liabilities:
Decrease in accounts receivable	99,243	(150,000)
(Increase) decrease in contract assets	5,226,539	3,260,082
Decrease in refundable income taxes	(435,000)
Decrease in prepaid expenses and other current assets	(17,054)
Increase (decrease) in accounts payable and accrued expenses		(141,146)
Increase (decrease) in contract liabilities	(1,667,144)	(3,091)
Decrease in loss reserve	(626,876)	(27,456)
Increase (decrease) in income taxes payable	$ (210,669)	$ 110,195