DEBT AND CREDIT AGREEMENTS (Details) (USD $) In Thousands, unless otherwise specified	0 Months Ended	3 Months Ended
	Aug. 23, 2012	Mar. 31, 2015	Dec. 31, 2014
Credit Facilities
Line of credit		$ 1,238
Less-Current portion		(1,302)	(268)
Long-term debt, net of current maturities		2,612	2,650
New Markets Tax Credit Transaction
Credit Facilities
Long-term debt, net of current maturities		2,600
Credit facility
Credit Facilities
Line of credit		1,238
Line of credit facilities, term of credit agreements	3 years
Maximum borrowing capacity of the face value of eligible A/R (as a percent)	85.00%
Maximum percentage of book value of inventories that may be financed	50.00%
Variable rate basis	one month London Interbank Offered Rate
Interest rate margin (as a percent)	4.25%
Annual unused line fee (as a percent)	0.50%
Outstanding indebtedness under the Credit Facility		1,238
Current borrowing capacity		15,733
Interest rate (as a percent)		5.25%
Credit facility | Minimum
Credit Facilities
Interest rate (as a percent)	5.25%
Term loans and notes payable
Credit Facilities
Long-term debt, gross		2,676	2,918
Other term loans
Credit Facilities
Amount outstanding		$ 77