Discontinued Operations and Held For Sale (Cash Flow Activities) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Net cash used in discontinued investing activities:
Purchases of property, plant and equipment	$ (25,998)	$ (17,189)
AMS
Cash flows from discontinued operating activities:
Net loss	(45,108)	(226,210)
Depreciation and amortization	0	11,555
Net cash used in discontinued investing activities:
Purchases of property, plant and equipment	$ (138)	$ (934)