Severance, Impairment and Other Charges (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2016	Jun. 30, 2016
Restructuring Cost and Reserve [Line Items]
Expected headcount reduction, percent	10.00%
Expected restructuring plan cost		$ 3,000
Severance expense		1,968
Asset impairment and related inventory write-down		858
U.S. [Member]
Restructuring Cost and Reserve [Line Items]
Severance expense		1,395
Germany [Member]
Restructuring Cost and Reserve [Line Items]
Severance expense		472
China [Member]
Restructuring Cost and Reserve [Line Items]
Severance expense		$ 101