Unaudited Quarterly Financial Information - Schedule of Effect of Restatements on Consolidated Statement of Operations (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Revenue	$ 3,480,635	$ 4,765,361	$ 5,398,923	$ 4,600,293	$ 3,730,010	$ 4,446,540	$ 4,049,497	$ 3,369,612	$ 18,245,212	$ 15,595,659
Cost of revenue	1,669,955	1,665,774	1,942,671	1,798,944	1,571,367	1,716,740	1,491,383	1,180,733	7,077,344	5,960,223
Selling, general and administrative expenses	2,115,951	1,866,833	1,426,985	1,697,663	1,897,090	1,102,373	1,237,335	1,497,517	7,107,432	5,734,315
Depreciation and amortization expense	940,048	942,473	941,683	936,027	931,366	907,837	899,373	938,022	3,760,231	3,676,598
Total operating costs and expenses	4,725,954	4,475,080	4,311,339	4,432,634	4,399,823	3,726,950	3,628,091	3,616,272	17,945,007	15,371,136
Operating income (loss)	(1,245,319)	290,281	1,087,584	167,659	(669,813)	719,590	421,406	(246,660)	300,205	224,523
Provision for related party note receivable						(6,979,043)				(6,979,043)
Interest income	24,927	16,066	7,873	6,141	4,995	3,092	426	209	55,007	8,722
Interest expense	(220,988)	(178,642)	(182,497)	(191,553)	(207,352)	(224,510)	(215,103)	(259,025)	(773,680)	(905,990)
Gain (loss) on disposition of assets	(14,013)						17,995	(5,828)	(14,013)	12,167
Other income								43,669		43,669
Recovery on related party note receivable	377,746				717,709				377,746	717,709
Total other expense	167,672	(162,576)	(174,624)	(185,412)	515,352	(7,200,461)	(196,682)	(220,975)	(354,940)	(7,102,766)
Net income (loss) before income taxes	(1,077,647)	127,705	912,960	(17,753)					(54,735)	(6,878,243)
Income tax expense	3,640								(3,640)
Net loss	$ (1,081,287)	$ 127,705	$ 912,960	$ (17,753)	$ (154,461)	$ (6,480,871)	$ 224,724	$ (467,635)	$ (58,375)	$ (6,878,243)
Earnings (loss) per common share - basic	$ (0.04)	$ 0.01	$ 0.04	$ 0.00	$ (0.01)	$ (0.26)	$ 0.01	$ (0.02)	$ 0.00	$ (0.28)
Earnings (loss) per common share - diluted	$ (0.04)	$ 0.01	$ 0.04	$ 0.00	$ (0.01)	$ (0.26)	$ 0.01	$ (0.02)	$ 0.00	$ (0.28)
Weighted average common shares outstanding - basic	24,608,967	24,542,551	24,535,155	24,535,155	24,268,409	24,617,272	24,197,148	24,196,299	24,608,967	24,268,409
Weighted average common shares outstanding - diluted	24,608,967	25,162,445	25,140,467	25,140,646	24,268,409	24,617,272	24,197,148	24,196,299	24,608,967	24,268,409
Prepaid expenses and other noncurrent assets			$ (127,510)	$ 31,296		$ (227,978)	$ (69,466)	$ 28,421	$ (58,010)	$ (21,757)
Interest receivable		(178,125)
Net change in operating activities		520,848	2,092,897	520,848		1,350,592	(315,642)	(835,805)
As Reported [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Revenue		4,765,361	5,398,923	4,600,293		4,446,540	4,049,497	3,369,612	18,245,212	15,595,659
Cost of revenue		1,665,774	1,942,671	1,798,944		1,716,740	1,491,383	1,180,733	7,077,344	5,960,223
Selling, general and administrative expenses		1,866,833	1,426,985	1,697,663		1,102,373	1,237,335	1,497,517	7,107,432	5,734,315
Depreciation and amortization expense		942,473	941,683	936,027		907,837	899,373	938,022	3,760,231	3,676,598
Total operating costs and expenses		4,475,080	4,311,339	4,432,634		3,726,950	3,628,091	3,616,272	17,945,007	15,371,136
Operating income (loss)		290,281	1,087,584	167,659		719,590	421,406	(246,660)	300,205	224,523
Provision for related party note receivable
Interest income		113,555	99,711	92,428		90,959	82,509	81,859	432,753	346,926
Interest expense		(178,642)	(182,497)	(191,553)		(224,510)	(215,103)	(259,025)	(773,680)	(905,990)
Gain (loss) on disposition of assets							17,995	(5,828)	(14,013)	12,167
Other income								43,669		43,669
Recovery on related party note receivable
Total other expense		(65,087)	(82,786)	(99,125)		(133,551)	(114,599)	(139,325)	(354,940)	(503,228)
Net income (loss) before income taxes									(54,735)	(278,705)
Income tax expense									(3,640)
Net loss		$ 225,194	$ 1,004,798	$ 68,534		$ 586,039	$ 306,807	$ (385,985)	$ (58,375)	$ (278,705)
Earnings (loss) per common share - basic		$ 0.01	$ 0.04	$ 0		$ 0.02	$ 0.01	$ (0.02)	$ 0.00	$ (0.01)
Earnings (loss) per common share - diluted		$ 0.01	$ 0.04	$ 0		$ 0.02	$ 0.01	$ (0.02)	$ 0.00	$ (0.01)
Weighted average common shares outstanding - basic		24,542,551	24,535,155	24,535,155		24,261,272	24,197,148	24,196,299	24,608,967	24,268,409
Weighted average common shares outstanding - diluted		25,162,445	25,140,467	25,140,646		24,261,272	24,197,148	24,196,299	24,608,967	24,268,409
Prepaid expenses and other noncurrent assets			$ (219,348)	$ (54,991)		$ (315,845)	$ (151,549)	$ (53,229)
Interest receivable		(275,614)
Net change in operating activities		520,848	2,092,897	520,848		1,350,592	(315,642)	(835,805)
Restatement Adjustment [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Revenue
Cost of revenue
Selling, general and administrative expenses
Depreciation and amortization expense
Total operating costs and expenses
Operating income (loss)
Provision for related party note receivable						(6,979,043)				(6,979,043)
Interest income		(97,489)	(91,838)	(86,287)		(87,867)	(82,083)	(81,650)	(377,746)	(338,204)
Interest expense
Gain (loss) on disposition of assets
Other income
Recovery on related party note receivable									377,746	717,709
Total other expense		(97,489)	(91,838)	(86,287)		(7,066,910)	(82,083)	(81,650)		(6,599,538)
Net income (loss) before income taxes										(6,599,538)
Income tax expense
Net loss		$ (97,489)	$ (91,838)	$ (86,287)		$ (7,066,910)	$ (82,083)	$ (81,650)		$ (6,599,538)
Earnings (loss) per common share - basic										$ (0.27)
Earnings (loss) per common share - diluted										$ (0.27)
Weighted average common shares outstanding - basic									24,608,967	24,268,409
Weighted average common shares outstanding - diluted									24,608,967	24,268,409
Prepaid expenses and other noncurrent assets			$ 91,838	$ 86,287		$ 87,867	$ 82,083	$ 81,650
Interest receivable		97,489
Net change in operating activities