Impairment Loss (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Finite-Lived Intangible Assets [Line Items]
Impairment loss	$ 3,558,000	$ 0	$ 3,558,000	$ 0
Loss on contract termination			200,000
In Process Research and Development [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment loss			1,600,000
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment loss			300,000
Project Stella [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment loss			3,400,000
Software and Software Development Costs [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment loss			$ 1,500,000