DEBT (Details)			3 Months Ended	12 Months Ended
	Mar. 30, 2016 USD ($)	Mar. 29, 2016 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2016 USD ($) Fund	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)
Debt Instrument [Line Items]
Long-term debt			$ 9,851,006	$ 9,851,006	$ 10,207,578
Less - current maturities			(2,500,000)	(2,500,000)	(1,500,000)
Long-term debt, net of current maturities			7,351,006	7,351,006	8,707,578
Repayments of lines of credit				22,383,865	27,196,829	$ 26,068,044
Long-term Debt, Fiscal Year Maturity [Abstract]
2017			2,500,000	2,500,000
2018			2,851,006	2,851,006
2019			2,000,000	2,000,000
2020			2,000,000	2,000,000
2021			500,000	500,000
Long-term debt			9,851,006	9,851,006	10,207,578
Domestic Line of Credit, Variable Rate 2.90% Due in March 2018 [Member]
Debt Instrument [Line Items]
Long-term debt			0	0	207,578
Prepaid Loan Fees			0	0	0
Maximum borrowing capacity		$ 2,000,000	800,000	$ 800,000
Maturity date				Mar. 31, 2018
Revolving line of credit commitment reduction amount		300,000
Line of credit interest rate				3.52%
Amount available for borrowing			946,000	$ 946,000
Long-term Debt, Fiscal Year Maturity [Abstract]
Long-term debt			0	0	207,578
Domestic Line of Credit, Variable Rate 3.75% Due in March 2018 [Member]
Debt Instrument [Line Items]
Long-term debt			945,682	945,682	0
Prepaid Loan Fees			(94,676)	(94,676)	0
Maximum borrowing capacity		2,000,000	800,000	$ 800,000
Maturity date				Mar. 31, 2018
Revolving line of credit commitment reduction amount		300,000
Line of credit interest rate				3.52%
Amount available for borrowing			946,000	$ 946,000
Long-term Debt, Fiscal Year Maturity [Abstract]
Long-term debt			945,682	945,682	0
Domestic Line of Credit, Variable Rate 2.90% Due in March 2021 [Member]
Debt Instrument [Line Items]
Long-term debt			0	0	10,000,000
Amount outstanding		10,000,000	9,000,000	$ 9,000,000
Maturity date				Mar. 31, 2021
Quarterly payment of loan payable		500,000
Line of credit interest rate				3.52%
Amount available for borrowing			$ 1,100,000	$ 1,100,000
Reduction in EBITDA percentage			50.00%	50.00%
Interest payment on credit facilty				$ 2,000,000
Long-term Debt, Fiscal Year Maturity [Abstract]
Long-term debt			$ 0	0	10,000,000
Domestic Line of Credit, Variable Rate 3.75% Due in March 2021 [Member]
Debt Instrument [Line Items]
Long-term debt			9,000,000	9,000,000	0
Amount outstanding		10,000,000	9,000,000	$ 9,000,000
Maturity date				Mar. 31, 2021
Quarterly payment of loan payable		$ 500,000
Line of credit interest rate				3.52%
Amount available for borrowing			$ 1,100,000	$ 1,100,000
Reduction in EBITDA percentage			50.00%	50.00%
Interest payment on credit facilty				$ 2,000,000
Long-term Debt, Fiscal Year Maturity [Abstract]
Long-term debt			$ 9,000,000	9,000,000	$ 0
Line of Credit [Member]
Debt Instrument [Line Items]
Debt instrument net worth minimum			$ 1,000,000	$ 1,000,000
Percentage of net worth increased from net income in 2017 and therafter				25.00%
Number of existing funded debt to EBITDA ratio | Fund				10
Repayments of lines of credit	$ 10,600,000
Line of Credit [Member] | Maximum [Member]
Debt Instrument [Line Items]
Debt To EBITDA ratio for the twelve months ending December 31, 2017 and thereafter				2.50
Debt To EBITDA ratio				3.15
Capital expenditure per quarter				$ 180,000
Line of Credit [Member] | Minimum [Member]
Debt Instrument [Line Items]
Amount of generated EBITDA required to comply with covenant in each of the first three quarters of 2017				$ 870,000
Fixed charge coverage ratio			1.35	1.25
Amount of generated EBITDA			$ 650,000
LIBOR Borrowing Rate, Type [Member] | Domestic Line of Credit, Variable Rate 2.90% Due in March 2018 [Member]
Debt Instrument [Line Items]
Basis spread on variable interest rate		2.90%
LIBOR Borrowing Rate, Type [Member] | Domestic Line of Credit, Variable Rate 3.75% Due in March 2018 [Member]
Debt Instrument [Line Items]
Basis spread on variable interest rate		3.75%
LIBOR Borrowing Rate, Type [Member] | Domestic Line of Credit, Variable Rate 2.90% Due in March 2021 [Member]
Debt Instrument [Line Items]
Basis spread on variable interest rate		2.90%
LIBOR Borrowing Rate, Type [Member] | Domestic Line of Credit, Variable Rate 3.75% Due in March 2021 [Member] | Maximum [Member]
Debt Instrument [Line Items]
Basis spread on variable interest rate		3.75%
LIBOR Borrowing Rate, Type [Member] | Domestic Line of Credit, Variable Rate 3.75% Due in March 2021 [Member] | Minimum [Member]
Debt Instrument [Line Items]
Basis spread on variable interest rate		3.10%