Rationalizations Rationalization Text (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	5 Months Ended	12 Months Ended
	Jun. 30, 2016	Sep. 30, 2014	Dec. 31, 2015	Dec. 31, 2016
South African Facility
Restructuring Cost and Reserve [Line Items]
Impairment of Long-Lived Assets Held-for-use	$ 600
2014 Corporate and Research & Development Rationalization [Member]
Restructuring Cost and Reserve [Line Items]
Percent of positions eliminated		25.00%
Successor [Member]
Restructuring Cost and Reserve [Line Items]
Rationalizations			$ 1,195	$ 75
Impairment of Long-Lived Assets Held-for-use			0	2,843
Restructuring costs			$ 389	$ 2,365