LINE OF CREDIT AND LONG-TERM DEBT - Credit and Guaranty Agreement and Revolving Credit Facility with Encina Business Credit, LLC (Details) - USD ($)			1 Months Ended	9 Months Ended
	Jul. 26, 2019	Feb. 01, 2017	Aug. 31, 2019	Sep. 30, 2019	Dec. 31, 2018
Line of Credit Facility [Line Items]
Long-term debt				$ 21,911,537	$ 20,566,000
Encina Business Credit SPV, LLC | Revolving Line of Credit
Line of Credit Facility [Line Items]
Long-term debt				5,387,639	3,844,636
Encina Business Credit, LLC | Term Loan
Line of Credit Facility [Line Items]
Long-term debt				$ 13,558,000	$ 15,350,000
Line of Credit | EBC Credit Agreement
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity		$ 20,000,000
Line of credit outstanding as percent of operating plant facilities and related machinery and equipment (percent)		50.00%
Line of credit, period for dividends included in calculation of interest rate tier				12 months
Debt instrument, interest rate, incremental increase per event of default (percent)				2.00%
Debit instrument, quarterly principal payment				$ 75,000
Effective interest rate				14.00%
Line of credit, debt covenant, maximum annual capital expenditures allowed		$ 3,000,000		$ 3,000,000.0
Line of credit, debt covenant, minimum average borrowing availability in any 30 day period				2,000,000.0
Line of credit, debt covenant, event of default under any agreement, debt amount minimum	$ 750,000	500,000		500,000
Line of credit, debt covenant, event of default, minimum legal judgment amount				$ 500,000
Line of credit, debt covenant, event of default, change in stock ownership by executive officers, minimum (percent)				15.00%
Line of credit, debt covenant, event of default, change in ownership, minimum (percent)				30.00%
Line of credit, debt covenant, event of default, period during which a majority of duly elected board members cease to serve				12 months
Line of Credit | EBC Credit Agreement | Minimum
Line of Credit Facility [Line Items]
Line of credit, average availability included in calculation of interest rate tier				$ 2,500,000.0
Line of credit, voluntary repayment amount				100,000
Line of Credit | EBC Credit Agreement | Maximum
Line of Credit Facility [Line Items]
Line of credit, average availability included in calculation of interest rate tier				$ 2,500,000.0
Line of Credit | EBC Credit Agreement | Tier One
Line of Credit Facility [Line Items]
Debt instrument, stated rate (percent)				12.00%
Line of credit, debt covenant, maximum annual capital expenditures allowed	3,500,000.0
Line of credit, debt covenant, minimum average borrowing availability in any 30 day period			$ 1,500,000.0
Line of Credit | EBC Credit Agreement | Tier One | Minimum
Line of Credit Facility [Line Items]
Debt covenant ratio				1
Line of Credit | EBC Credit Agreement | Tier Two
Line of Credit Facility [Line Items]
Debt instrument, stated rate (percent)				13.00%
Line of credit, debt covenant, maximum annual capital expenditures allowed	3,000,000
Line of credit, debt covenant, minimum average borrowing availability in any 30 day period	$ 2,000,000
Line of Credit | EBC Credit Agreement | Tier Two | Minimum
Line of Credit Facility [Line Items]
Debt covenant ratio				1
Line of Credit | EBC Credit Agreement | Tier Two | Maximum
Line of Credit Facility [Line Items]
Debt covenant ratio				1.45
Line of Credit | EBC Credit Agreement | Tier Three
Line of Credit Facility [Line Items]
Debt instrument, stated rate (percent)				14.00%
Line of Credit | EBC Credit Agreement | Tier Three | Minimum
Line of Credit Facility [Line Items]
Debt covenant ratio				1.45
Revolving Line of Credit | Encina Business Credit SPV, LLC
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity		$ 10,000,000		$ 3,372,089
Line of credit, debt covenant, maximum annual capital expenditures allowed				3,000,000
Line of credit, debt covenant, minimum average borrowing availability in any 30 day period				$ 2,000,000.0
Revolving Line of Credit | Encina Business Credit SPV, LLC | One Month LIBOR
Line of Credit Facility [Line Items]
Debt instrument, stated rate (percent)				2.10%
Debt instrument, interest rate, incremental increase per event of default (percent)				2.00%
Variable rate, basis spread				6.50%
Revolving Line of Credit | Encina Business Credit SPV, LLC | Federal Funds Rate
Line of Credit Facility [Line Items]
Debt instrument, stated rate (percent)				0.50%
Revolving Line of Credit | Encina Business Credit SPV, LLC | London Interbank Offered Rate (LIBOR)
Line of Credit Facility [Line Items]
Variable rate, basis spread				1.00%
Revolving Line of Credit | Minimum | Encina Business Credit SPV, LLC | One Month LIBOR
Line of Credit Facility [Line Items]
Debt instrument, stated rate (percent)				0.25%
Revolving Line of Credit | Tier One | Encina Business Credit SPV, LLC
Line of Credit Facility [Line Items]
Line of credit, eligible inventory included in calculation of maximum allowable outstanding balance (percent)				85.00%
Revolving Line of Credit | Tier Two | Encina Business Credit SPV, LLC
Line of Credit Facility [Line Items]
Line of credit, eligible inventory included in calculation of maximum allowable outstanding balance (percent)				65.00%
Line of credit, eligible inventory included in calculation of maximum allowable outstanding balance, ceiling				$ 4,000,000
Line of credit, eligible receivables included in calculation of maximum allowable outstanding balance, percent				85.00%