SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - A/R, Inventories, and Intangibles (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Accounts Receivable and Allowance for Doubtful Accounts
Accounts Receivable Allowances	$ 144,000		$ 144,000		$ 883,000
Inventories
Raw Materials	15,323,226		15,323,226		14,533,690
Work in Process	4,516,643		4,516,643		4,104,968
Finished Goods	2,656,769		2,656,769		2,688,596
Reserves	(902,258)		(902,258)		(673,413)
Total	21,594,380		21,594,380		20,653,841	[1]
Impairment Analysis
Impairment of goodwill	0	$ 0	0	$ 0
Impairment charges recognized	0	0	0	0
Finite-Lived Intangible Assets
Gross Carrying Amount	2,295,373		2,295,373		2,195,373
Accumulated Amortization	440,049		440,049		333,609
Net Book Value	1,855,324		1,855,324		1,861,764	[1]
Amortization expense	55,997	$ 47,666	106,440	$ 95,329
Estimated future amortization expense
Remainder of 2017	112,002		112,002
2018	224,004		224,004
2019	224,004		224,004
2020	196,217		196,217
2021	188,020		188,020
Thereafter	911,077		911,077
Total	1,855,324		1,855,324		1,861,764	[1]
Customer Relationships
Finite-Lived Intangible Assets
Gross Carrying Amount	1,302,000		1,302,000		1,302,000
Accumulated Amortization	289,331		289,331		216,998
Net Book Value	1,012,669		1,012,669		1,085,002
Estimated future amortization expense
Total	1,012,669		1,012,669		1,085,002
Trade Names
Finite-Lived Intangible Assets
Gross Carrying Amount	814,000		814,000		814,000
Accumulated Amortization	81,400		81,400		61,050
Net Book Value	732,600		732,600		752,950
Estimated future amortization expense
Total	732,600		732,600		752,950
Intellectual Property
Finite-Lived Intangible Assets
Gross Carrying Amount	100,000		100,000
Accumulated Amortization	11,111		11,111
Net Book Value	88,889		88,889
Estimated future amortization expense
Total	88,889		88,889
Bond Issue Costs
Finite-Lived Intangible Assets
Gross Carrying Amount	79,373		79,373		79,373
Accumulated Amortization	58,207		58,207		55,561
Net Book Value	21,166		21,166		23,812
Estimated future amortization expense
Total	$ 21,166		$ 21,166		$ 23,812

[1] The balance sheet at December 31, 2016 has been derived from the audited financial statements at that date