The effect of the Restatement described above on the accompanying consolidated balance sheets as of December 31, 2020; September 30, 2020; June 30, 2020; March 31, 2020 and December 31, 20019 are as follows (Details) - USD ($)	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Current Assets:
Cash	$ 6,033,537	$ 3,589,095	$ 6,749,201	$ 1,998,697	$ 4,052,109
Restricted cash		1,380,684	1,380,684	1,380,684	1,380,684
Accounts receivable, net	4,962,906	7,309,323	6,958,417	6,107,968	7,029,602
Contract assets	19,729,638	18,409,267	15,566,681	15,814,549	15,280,807
Inventory	6,386,288	6,552,664	5,705,853	5,492,683	4,906,253
Refundable income taxes	40,000	35,459	36,973	473,398	474,904
Prepaid expenses and other current assets	534,857	600,889	864,781	688,006	721,964
Total Current Assets	37,687,226	37,877,381	37,262,590	31,955,985	33,846,323
Operating lease right-of-use assets	4,075,048	2,730,567	3,122,360	3,507,760	3,886,863
Property and equipment, net	2,521,742	2,618,887	2,840,872	3,061,106	3,282,939
Intangibles, net	250,000	281,250	312,500	343,750	375,000
Goodwill	1,784,254	1,784,254	1,784,254	1,784,254	1,784,254
Other assets	191,179	205,844	123,013	151,041	179,068
Total Assets	46,509,449	45,498,183	45,445,589	40,803,896	43,354,447
Current Liabilities:
Accounts payable	12,092,684	13,009,645	9,078,736	8,255,635	8,199,557
Accrued expenses	5,937,921	3,419,802	3,967,244	3,124,869	2,372,522
Contract liabilities	1,650,549	2,469,441	4,995,427	4,749,373	3,561,707
Loss reserve	2,009,247	2,877,644	3,615,479	3,469,877	3,965,913
Current portion of long-term debt	6,501,666	5,377,559	4,728,515	2,460,639	2,484,619
Operating lease liabilities	1,819,237	1,821,136	1,783,249	1,745,616	1,709,153
Income taxes payable	948	1,216	1,216	1,216	1,216
Total Current Liabilities	30,012,252	28,976,443	28,169,866	23,807,225	22,294,687
Line of credit	20,738,685	20,738,685	26,738,685	26,738,685	26,738,685
Long-term operating lease liabilities	2,537,149	1,212,573	1,680,897	2,142,574	2,596,784
Long-term debt, net of current portion	6,205,095	7,811,467	3,077,992	1,165,905	1,764,614
Total Liabilities	59,493,181	58,739,168	59,667,440	53,854,389	53,394,770
Shareholders’ Deficit:
Common stock	11,951	11,926	11,856	11,837	11,819
Additional paid-in capital	72,005,841	71,972,011	71,830,980	71,641,796	71,294,629
Accumulated deficit	(85,001,524)	(85,224,922)	(86,064,687)	(84,704,126)	(81,346,771)
Total Shareholders’ Deficit	(12,983,732)	(13,240,985)	(14,221,851)	(13,050,493)	(10,040,323)	$ (3,933,405)
Total Liabilities and Shareholders’ Deficit	46,509,449	45,498,183	45,445,589	40,803,896	43,354,447
Previously Reported [Member]
Current Assets:
Cash	6,033,537	3,589,095	6,749,201	1,998,697	4,052,109
Restricted cash		1,380,684	1,380,684	1,380,684	1,380,684
Accounts receivable, net	4,962,906	7,309,323	6,958,417	6,107,968	7,029,602
Contract assets	19,729,638	18,409,267	15,566,681	15,814,549	15,280,807
Inventory	9,567,921	8,742,093	7,658,508	6,940,139	5,891,386
Refundable income taxes	40,000	35,459	36,973	473,398	474,904
Prepaid expenses and other current assets	534,857	600,889	864,781	688,006	721,964
Total Current Assets	40,868,859	40,066,810	39,215,245	33,403,441	34,831,456
Operating lease right-of-use assets	4,075,048	2,730,567	3,122,360	3,507,760	3,886,863
Property and equipment, net	2,521,742	2,618,887	2,840,872	3,061,106	3,282,939
Intangibles, net	250,000	281,250	312,500	343,750	375,000
Goodwill	1,784,254	1,784,254	1,784,254	1,784,254	1,784,254
Other assets	191,179	205,844	123,013	151,041	179,068
Total Assets	49,691,082	47,687,612	47,398,244	42,251,352	44,339,580
Current Liabilities:
Accounts payable	12,092,684	13,009,645	9,078,736	8,255,635	8,199,557
Accrued expenses	5,693,518	3,333,335	3,825,606	3,051,727	2,372,522
Contract liabilities	1,650,549	2,469,441	4,995,427	4,749,373	3,561,707
Loss reserve	800,971	1,569,447	2,101,123	2,145,556	2,650,963
Current portion of long-term debt	6,501,666	5,377,559	4,728,515	2,460,639	2,484,619
Operating lease liabilities	1,819,237	1,821,136	1,783,249	1,745,616	1,709,153
Income taxes payable	862	1,216	1,216	1,216	1,216
Total Current Liabilities	28,559,487	27,581,779	26,513,872	22,409,762	20,979,737
Line of credit	20,738,685	20,738,685	26,738,685	26,738,685	26,738,685
Long-term operating lease liabilities	2,537,149	1,212,573	1,680,897	2,142,574	2,596,784
Long-term debt, net of current portion	6,205,095	7,811,467	3,077,992	1,165,905	1,764,614
Total Liabilities	58,040,416	57,344,504	58,011,446	52,456,926	52,079,820
Shareholders’ Deficit:
Common stock	11,951	11,926	11,856	11,837	11,819
Additional paid-in capital	72,005,841	71,972,011	71,830,980	71,641,796	71,294,629
Accumulated deficit	(80,367,126)	(81,640,829)	(82,456,038)	(81,859,207)	(79,046,688)
Total Shareholders’ Deficit	(8,349,334)	(9,656,892)	(10,613,202)	(10,205,574)	(7,740,240)
Total Liabilities and Shareholders’ Deficit	49,691,082	47,687,612	47,398,244	42,251,352	44,339,580
Inventory Costing Errors [Member]
Current Assets:
Cash
Inventory	(1,875,950)	(962,577)	(794,960)	(353,212)	(110,355)
Total Current Assets	(1,875,950)	(962,577)	(794,960)	(353,212)	(110,355)
Total Assets	(1,875,950)	(962,577)	(794,960)	(353,212)	(110,355)
Current Liabilities:
Accrued expenses	244,403	86,467	141,638	73,142
Income taxes payable	86
Total Current Liabilities	244,489	86,467	141,638	73,142
Total Liabilities	244,489	86,467	141,638	73,142
Shareholders’ Deficit:
Accumulated deficit	(2,120,439)	(1,049,044)	(936,598)	(426,354)	(110,355)
Total Shareholders’ Deficit	(2,120,439)	(1,049,044)	(936,598)	(426,354)	(110,355)
Total Liabilities and Shareholders’ Deficit	(1,875,950)	(962,577)	(794,960)	(353,212)	(110,355)
Loss Contract Reserve [Member]
Current Assets:
Cash
Total Current Assets
Total Assets
Current Liabilities:
Loss reserve	1,208,276	1,308,197	1,514,356	1,324,321	1,314,950
Total Current Liabilities	1,208,276	1,308,197	1,514,356	1,324,321	1,314,950
Total Liabilities	1,208,276	1,308,197	1,514,356	1,324,321	1,314,950
Shareholders’ Deficit:
Accumulated deficit	(1,208,276)	(1,308,197)	(1,514,356)	(1,324,321)	(1,314,950)
Total Shareholders’ Deficit	(1,208,276)	(1,308,197)	(1,514,356)	(1,324,321)	(1,314,950)
Total Liabilities and Shareholders’ Deficit
Additional Inventory Reserve [Member]
Current Assets:
Cash
Inventory	(1,305,683)	(1,226,852)	(1,157,695)	(1,094,244)	(874,778)
Total Current Assets	(1,305,683)	(1,226,852)	(1,157,695)	(1,094,244)	(874,778)
Total Assets	(1,305,683)	(1,226,852)	(1,157,695)	(1,094,244)	(874,778)
Current Liabilities:
Total Current Liabilities
Total Liabilities
Shareholders’ Deficit:
Accumulated deficit	(1,305,683)	(1,226,852)	(1,157,695)	(1,094,244)	(874,778)
Total Shareholders’ Deficit	(1,305,683)	(1,226,852)	(1,157,695)	(1,094,244)	(874,778)
Total Liabilities and Shareholders’ Deficit	$ (1,305,683)	$ (1,226,852)	$ (1,157,695)	$ (1,094,244)	$ (874,778)