Severance, Impairment And Other Charges (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Mar. 31, 2016	Dec. 31, 2016
Restructuring Cost and Reserve [Line Items]
Headcount reduction		11.00%
Impairment			$ 145
Inventory write-off			397
Expected restructuring costs	$ 4,000		4,000
Restructuring costs incurred to date	3,543		3,543
Restructuring epense (income)	$ 61		$ 175
Restructuring payment period			3 months
U.S. [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring epense (income)			$ 171
China [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring epense (income)			82
Germany [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring epense (income)			$ (78)