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Discontinued Operations (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2015
Dec. 31, 2014
Revenue related to discontinued operations $ 0 $ 0
Facilities Leases    
Restructuring Reserve [Roll Forward]    
Balance, December 31, 2014 573,000  
Payments (203,000)  
Balance, September 30, 2015 $ 370,000 $ 573,000