Property, Plant and Equipment, Net (Details Textual) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Property, Plant and Equipment [Abstract]
Depreciation	$ 4.7	$ 6.4	$ 9.7	$ 12.8
accumulated depreciation	$ 601.6		$ 601.6		$ 644.6