LONG TERM DEBT AND NOTES PAYABLE TO BANK LONG TERM DEBT AND NOTES PAYABLE TO BANK (MidCap) (Details) - USD ($)		3 Months Ended
	Feb. 29, 2016	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Debt Instrument [Line Items]
Loan fees paid and capitalized		$ 80,000.0	$ 241,000
Line of Credit [Member] | MidCap 2016 Loan [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 8,000,000.0		$ 6,000,000.0
Line of Credit Facility Borrowing Capacity Percent of Eligible Domestic Accounts Receivable		85.00%
Eligible inventory		$ 2,500,000
Percent of eligible inventory		75.00%
Line of Credit Facility Borrowing Capacity Appraised Net Forced Liquidation Value Of Eligible Fixed Assets		$ 400,000
Percent of eligible fixed assets		40.00%
Minimum borrowing capacity required		$ 350,000.0
Fixed Charge Coverage Ratio, multiple used to replace the covenant		1.1
Loan fees paid and capitalized		$ 20,000.0
Line of Credit [Member] | MidCap 2016 Loan [Member] | Debt Instrument, Redemption, Period One [Member]
Debt Instrument [Line Items]
Prepayment fee, less than 12 months	$ 120,000.0
Line of Credit, Prepayment Fee, Period to Refinance	1 year
Line of Credit [Member] | MidCap 2016 Loan [Member] | Debt Instrument, Redemption, Period Two [Member]
Debt Instrument [Line Items]
Prepayment fee, greater than 12 months	$ 60,000.0
Line of Credit, Prepayment Fee, Period to Refinance	1 year
Line of Credit [Member] | MidCap 2016 Loan [Member] | Debt Instrument, Redemption, Period Three [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Commitment Fee Amount	$ 60,000.0
Line of Credit, Prepayment Fee, Period to Refinance	18 months
Equipment Sublimit [Member] | Line of Credit [Member] | MidCap 2016 Loan [Member]
Debt Instrument [Line Items]
Eligible inventory	$ 500,000
Percent of eligible inventory accounts receivable	85.00%
Eligible accounts receivable	$ 2,500,000
Percent of eligible inventory	75.00%
Percent of eligible fixed assets	40.00%	45.00%
Amortization period for equipment sublimit (in months)	60 months
Line of Credit Facility Borrowing Capacity Eligible Fixed Assets		$ 1,750,000
Secured Debt [Member] | Line of Credit [Member] | MidCap 2016 Loan [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 6,000,000.0
Collateral-monitoring fee percent	0.275%
Annual facility fee	1.00%
Unused line fee percent	0.50%
Minimum borrowing capacity required	$ 350,000.0
Amount eligible for sale or refinance	$ 3,000,000.0
Remaining borrowing capacity		$ 700,000
Secured Debt [Member] | Line of Credit [Member] | MidCap 2016 Loan [Member] | Prime Rate [Member]
Debt Instrument [Line Items]
Basis spread on variable rate	2.50%
Prime rate percent	4.00%
Interest rate increase	3.00%