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Description Of Business (Details) (USD $)
36 Months Ended
Sep. 30, 2014
item
Dec. 31, 2013
Dec. 31, 2013
Minimum [Member]
Dec. 31, 2013
Maximum [Member]
Description Of Business [Line Items]        
Cumulative losses incurred from inception $ (459,462,118) $ (453,403,462)    
Installed base 118      
Annual plan to rebalance and reduce operating expenses, percentage     15.00% 20.00%