Condensed Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenue
Total Revenue	$ 5,076,215	$ 4,765,361	$ 14,656,003	$ 14,764,577
Operating costs and expenses
Cost of revenue	2,062,803	1,665,774	6,119,429	5,407,389
Selling, general and administrative expenses	2,501,970	1,866,833	6,387,205	4,991,481
Depreciation and amortization expense	738,555	942,473	2,680,070	2,820,183
Total operating costs and expenses	5,303,328	4,475,080	15,186,704	13,219,053
Operating income (loss)	(227,113)	290,281	(530,701)	1,545,524
Other income (expense)
Interest income	12,080	16,066	52,444	30,080
Interest expense	(196,582)	(178,642)	(590,805)	(552,692)
Gain on disposition of assets			14,147
Impairment on asset held for sale	(6,143)		(6,143)
Total other income (expense)	(190,645)	(162,576)	(530,357)	(522,612)
Net income (loss)	$ (417,758)	$ 127,705	$ (1,061,058)	$ 1,022,912
Basic income (loss) earnings per common share	$ (0.02)	$ 0.01	$ (0.04)	$ 0.04
Basic weighted average common shares outstanding	25,074,466	24,542,551	25,042,577	24,537,647
Diluted income (loss) per common share	$ (0.02)	$ 0.01	$ (0.04)	$ 0.04
Diluted weighted average common shares outstanding	25,074,466	25,162,445	25,042,577	25,156,629
Tool Revenue [Member]
Revenue
Total Revenue	$ 3,194,999	$ 3,361,182	$ 9,212,420	$ 10,962,071
Contract Services [Member]
Revenue
Total Revenue	$ 1,881,216	$ 1,404,179	$ 5,443,583	$ 3,802,506