Severance, Impairment And Other Charges (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2016	Mar. 31, 2016
Restructuring Cost and Reserve [Line Items]
Headcount reduction		11.00%
Expected restructuring costs	$ 4,000
Severance and related costs	114
Impairment charge and inventory write-off	$ 542
Restructuring payment period	6 months
U.S. [Member]
Restructuring Cost and Reserve [Line Items]
Severance and related costs	$ 110
China [Member]
Restructuring Cost and Reserve [Line Items]
Severance and related costs	82
Germany [Member]
Restructuring Cost and Reserve [Line Items]
Severance and related costs	$ 78