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FAIR VALUE (Details 3) (Scottish Enterprise Agreement)
12 Months Ended
Dec. 31, 2013
USD ($)
Dec. 31, 2013
GBP (£)
Sep. 30, 2014
USD ($)
Jun. 22, 2009
USD ($)
Jun. 22, 2009
GBP (£)
Scottish Enterprise Agreement          
Maximum guaranteed amount potentially due to SE $ 6,500,000 £ 4,000,000     £ 5,000,000
Modified payment for which parties agreed       1,700,000 1,000,000
Fair value of the liability $ 20,000   $ 0    
Expected volatility (as a percent) 30.00% 30.00%      
Probability of falling below a minimum staffing level within prescribed time period (as a percent) 1.00% 1.00%