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DEBT (Schedule of Debt) (Details) - USD ($) | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Debt Instrument [Line Items] |  |  |
Total debt | $ 7,346,000 | $ 7,596,000 |
Current portion of long-term debt | (7,346,000) | (7,596,000) |
Long-term debt, net of current maturities | 0 | 0 |
Line of credit | Revolving credit facility |  |  |
Debt Instrument [Line Items] |  |  |
Total debt | $ 2,775,000 | 3,025,000 |
Annual interest rate (as a percent) | 6.25% |  |
Effective interest rate (as a percent) | 6.50% |  |
Commitment fee amount | $ 20,000 |  |
Commitment fee (as a percent) | 0.50% |  |
Line of credit | Revolving credit facility | Wall Street Journal prime rate |  |  |
Debt Instrument [Line Items] |  |  |
Basis spread on variable rate (as a percent) | 3.00% |  |
Term loan |  |  |
Debt Instrument [Line Items] |  |  |
Total debt | $ 4,000,000 | 4,000,000 |
Proceeds from issuance of long-term debt | $ 4,000,000 |  |
Current interest rate (as a percent) | 9.10% |  |
Future debt extinguishment costs | $ 120,000 |  |
Prepayment penalty percentage of outstanding balance (as a percent) | 1.00% |  |
Increase in interest rate in case of debt default (as a percent) | 5.00% |  |
Convertible promissory notes |  |  |
Debt Instrument [Line Items] |  |  |
Total debt | $ 571,000 | $ 571,000 |
Current portion of long-term debt | $ (500,000) |  |
Annual interest rate (as a percent) | 6.00% |  | 6.00%

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- Definition Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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