Restructuring Long-Lived Assets Held for sale, at fair value (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Impaired Long-Lived Assets Held and Used [Line Items]
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment	$ 0	$ 1,930
Impairment of Long-Lived Assets Held-for-use	0	7,952
Fair Value, Inputs, Level 3 [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Long-lived assets held for sale (fair value)	$ 0	$ 1,930