Goodwill And Other Intangible Assets Amortization expense and currency translation (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Currency translation	$ (237)	$ 142
Total amortization expense and currency translation	576	834
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	736	649
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	9	5
Existing Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	50	25
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	17	12
Order Backlog [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	$ 1	$ 1