NATURE OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Preferred Stock
Non-cumulative dividend rate (as a percent)	12.00%
Liquidation preference (in dollars per share)	$ 1.00
Preferred stock dividends declared (in dollars per share)	$ 0	$ 0
Revenue Recognition
Percentage of sales (as a percent)	5.00%
Product Warranties
Cost of defective product	$ 0
Advertising
Advertising expense charged	$ 108,000	$ 162,000
Reconciliation of basic and diluted share amounts
Basic weighted average common shares outstanding	2,745,759	2,742,992
Weighted average common stock equivalents from assumed exercise of stock options (in shares)		5,833
Diluted weighted average common shares outstanding	2,745,759	2,748,825